Merge git://git.kernel.org/pub/scm/linux/kernel/git/kyle/parisc-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/kyle/parisc-2.6: (23 commits) parisc: move dereference_function_descriptor to process.c parisc: Move kernel Elf_Fdesc define to <asm/elf.h> parisc: fix build when ARCH_HAS_KMAP parisc: fix "make tar-pkg" parisc: drivers: fix warnings parisc: select BUG always parisc: asm/pdc.h should include asm/page.h parisc: led: remove proc_dir_entry::owner parisc: fix macro expansion in atomic.h parisc: iosapic: fix build breakage parisc: oops_enter()/oops_exit() in die() parisc: document light weight syscall ABI parisc: blink all or loadavg LEDs on oops parisc: add ftrace (function and graph tracer) functionality parisc: simplify sys_clone() parisc: add LATENCYTOP_SUPPORT and CONFIG_STACKTRACE_SUPPORT parisc: allow to build with 16k default kernel page size parisc: expose 32/64-bit capabilities in cpuinfo parisc: use constants instead of numbers in assembly parisc: fix usage of 32bit PTE page table entries on 32bit kernels ...
This commit is contained in:
commit
3ba113d14c
@ -9,9 +9,13 @@ config PARISC
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def_bool y
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select HAVE_IDE
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select HAVE_OPROFILE
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select HAVE_FUNCTION_TRACER if 64BIT
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select HAVE_FUNCTION_GRAPH_TRACER if 64BIT
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select HAVE_FUNCTION_TRACE_MCOUNT_TEST if 64BIT
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select RTC_CLASS
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select RTC_DRV_GENERIC
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select INIT_ALL_POSSIBLE
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select BUG
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help
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The PA-RISC microprocessor is designed by Hewlett-Packard and used
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in many of their workstations & servers (HP9000 700 and 800 series,
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@ -75,6 +79,9 @@ config GENERIC_HARDIRQS
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config GENERIC_IRQ_PROBE
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def_bool y
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config HAVE_LATENCYTOP_SUPPORT
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def_bool y
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config IRQ_PER_CPU
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bool
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default y
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@ -83,6 +90,9 @@ config IRQ_PER_CPU
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config PM
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bool
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config STACKTRACE_SUPPORT
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def_bool y
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config ISA_DMA_API
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bool
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|
@ -56,7 +56,9 @@ cflags-y += -mdisable-fpregs
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# Without this, "ld -r" results in .text sections that are too big
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# (> 0x40000) for branches to reach stubs.
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cflags-y += -ffunction-sections
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ifndef CONFIG_FUNCTION_TRACER
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cflags-y += -ffunction-sections
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endif
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# select which processor to optimise for
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cflags-$(CONFIG_PA7100) += -march=1.1 -mschedule=7100
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@ -25,7 +25,7 @@
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* Since "a" is usually an address, use one spinlock per cacheline.
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*/
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# define ATOMIC_HASH_SIZE 4
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# define ATOMIC_HASH(a) (&(__atomic_hash[ (((unsigned long) a)/L1_CACHE_BYTES) & (ATOMIC_HASH_SIZE-1) ]))
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# define ATOMIC_HASH(a) (&(__atomic_hash[ (((unsigned long) (a))/L1_CACHE_BYTES) & (ATOMIC_HASH_SIZE-1) ]))
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extern raw_spinlock_t __atomic_hash[ATOMIC_HASH_SIZE] __lock_aligned;
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@ -222,13 +222,13 @@ static __inline__ int atomic_add_unless(atomic_t *v, int a, int u)
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#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
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#define atomic_add(i,v) ((void)(__atomic_add_return( ((int)i),(v))))
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#define atomic_sub(i,v) ((void)(__atomic_add_return(-((int)i),(v))))
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#define atomic_add(i,v) ((void)(__atomic_add_return( ((int)(i)),(v))))
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#define atomic_sub(i,v) ((void)(__atomic_add_return(-((int)(i)),(v))))
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#define atomic_inc(v) ((void)(__atomic_add_return( 1,(v))))
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#define atomic_dec(v) ((void)(__atomic_add_return( -1,(v))))
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#define atomic_add_return(i,v) (__atomic_add_return( ((int)i),(v)))
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#define atomic_sub_return(i,v) (__atomic_add_return(-((int)i),(v)))
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#define atomic_add_return(i,v) (__atomic_add_return( ((int)(i)),(v)))
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#define atomic_sub_return(i,v) (__atomic_add_return(-((int)(i)),(v)))
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#define atomic_inc_return(v) (__atomic_add_return( 1,(v)))
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#define atomic_dec_return(v) (__atomic_add_return( -1,(v)))
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@ -289,13 +289,13 @@ atomic64_read(const atomic64_t *v)
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return v->counter;
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}
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#define atomic64_add(i,v) ((void)(__atomic64_add_return( ((s64)i),(v))))
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#define atomic64_sub(i,v) ((void)(__atomic64_add_return(-((s64)i),(v))))
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#define atomic64_add(i,v) ((void)(__atomic64_add_return( ((s64)(i)),(v))))
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#define atomic64_sub(i,v) ((void)(__atomic64_add_return(-((s64)(i)),(v))))
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#define atomic64_inc(v) ((void)(__atomic64_add_return( 1,(v))))
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#define atomic64_dec(v) ((void)(__atomic64_add_return( -1,(v))))
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#define atomic64_add_return(i,v) (__atomic64_add_return( ((s64)i),(v)))
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#define atomic64_sub_return(i,v) (__atomic64_add_return(-((s64)i),(v)))
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#define atomic64_add_return(i,v) (__atomic64_add_return( ((s64)(i)),(v)))
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#define atomic64_sub_return(i,v) (__atomic64_add_return(-((s64)(i)),(v)))
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#define atomic64_inc_return(v) (__atomic64_add_return( 1,(v)))
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#define atomic64_dec_return(v) (__atomic64_add_return( -1,(v)))
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|
@ -97,6 +97,9 @@ void mark_rodata_ro(void);
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#ifdef CONFIG_PA8X00
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/* Only pa8800, pa8900 needs this */
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#include <asm/kmap_types.h>
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#define ARCH_HAS_KMAP
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void kunmap_parisc(void *addr);
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|
@ -168,6 +168,16 @@ typedef struct elf64_fdesc {
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__u64 gp;
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} Elf64_Fdesc;
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#ifdef __KERNEL__
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#ifdef CONFIG_64BIT
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#define Elf_Fdesc Elf64_Fdesc
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#else
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#define Elf_Fdesc Elf32_Fdesc
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#endif /*CONFIG_64BIT*/
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#endif /*__KERNEL__*/
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/* Legal values for p_type field of Elf32_Phdr/Elf64_Phdr. */
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#define PT_HP_TLS (PT_LOOS + 0x0)
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|
25
arch/parisc/include/asm/ftrace.h
Normal file
25
arch/parisc/include/asm/ftrace.h
Normal file
@ -0,0 +1,25 @@
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#ifndef _ASM_PARISC_FTRACE_H
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#define _ASM_PARISC_FTRACE_H
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#ifndef __ASSEMBLY__
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extern void mcount(void);
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/*
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* Stack of return addresses for functions of a thread.
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* Used in struct thread_info
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*/
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struct ftrace_ret_stack {
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unsigned long ret;
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unsigned long func;
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unsigned long long calltime;
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};
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/*
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* Primary handler of a function return.
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* It relays on ftrace_return_to_handler.
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* Defined in entry.S
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*/
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extern void return_to_handler(void);
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#endif /* __ASSEMBLY__ */
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#endif /* _ASM_PARISC_FTRACE_H */
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@ -36,16 +36,7 @@ void clear_user_page(void *page, unsigned long vaddr, struct page *pg);
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*/
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#define STRICT_MM_TYPECHECKS
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#ifdef STRICT_MM_TYPECHECKS
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typedef struct { unsigned long pte;
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#if !defined(CONFIG_64BIT)
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unsigned long future_flags;
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/* XXX: it's possible to remove future_flags and change BITS_PER_PTE_ENTRY
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to 2, but then strangely the identical 32bit kernel boots on a
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c3000(pa20), but not any longer on a 715(pa11).
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Still investigating... HelgeD.
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*/
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#endif
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} pte_t; /* either 32 or 64bit */
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typedef struct { unsigned long pte; } pte_t; /* either 32 or 64bit */
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/* NOTE: even on 64 bits, these entries are __u32 because we allocate
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* the pmd and pgd in ZONE_DMA (i.e. under 4GB) */
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@ -111,7 +102,7 @@ extern int npmem_ranges;
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#define BITS_PER_PMD_ENTRY 2
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#define BITS_PER_PGD_ENTRY 2
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#else
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#define BITS_PER_PTE_ENTRY 3
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#define BITS_PER_PTE_ENTRY 2
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#define BITS_PER_PMD_ENTRY 2
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#define BITS_PER_PGD_ENTRY BITS_PER_PMD_ENTRY
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#endif
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|
@ -49,6 +49,8 @@
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#define PDC_MODEL_CPU_ID 6 /* returns cpu-id (only newer machines!) */
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#define PDC_MODEL_CAPABILITIES 7 /* returns OS32/OS64-flags */
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/* Values for PDC_MODEL_CAPABILITIES non-equivalent virtual aliasing support */
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#define PDC_MODEL_OS64 (1 << 0)
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#define PDC_MODEL_OS32 (1 << 1)
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#define PDC_MODEL_IOPDIR_FDC (1 << 2)
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#define PDC_MODEL_NVA_MASK (3 << 4)
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#define PDC_MODEL_NVA_SUPPORTED (0 << 4)
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@ -341,6 +343,8 @@
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#ifdef __KERNEL__
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#include <asm/page.h> /* for __PAGE_OFFSET */
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extern int pdc_type;
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/* Values for pdc_type */
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@ -50,11 +50,7 @@
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printk("%s:%d: bad pgd %08lx.\n", __FILE__, __LINE__, (unsigned long)pgd_val(e))
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/* This is the size of the initially mapped kernel memory */
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#ifdef CONFIG_64BIT
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#define KERNEL_INITIAL_ORDER 24 /* 0 to 1<<24 = 16MB */
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#else
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#define KERNEL_INITIAL_ORDER 23 /* 0 to 1<<23 = 8MB */
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#endif
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#define KERNEL_INITIAL_SIZE (1 << KERNEL_INITIAL_ORDER)
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#if defined(CONFIG_64BIT) && defined(CONFIG_PARISC_PAGE_SIZE_4KB)
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@ -91,16 +87,25 @@
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/* Definitions for 1st level */
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#define PGDIR_SHIFT (PMD_SHIFT + BITS_PER_PMD)
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#if (PGDIR_SHIFT + PAGE_SHIFT + PGD_ORDER - BITS_PER_PGD_ENTRY) > BITS_PER_LONG
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#define BITS_PER_PGD (BITS_PER_LONG - PGDIR_SHIFT)
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#else
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#define BITS_PER_PGD (PAGE_SHIFT + PGD_ORDER - BITS_PER_PGD_ENTRY)
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#endif
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#define PGDIR_SIZE (1UL << PGDIR_SHIFT)
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#define PGDIR_MASK (~(PGDIR_SIZE-1))
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#define PTRS_PER_PGD (1UL << BITS_PER_PGD)
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#define USER_PTRS_PER_PGD PTRS_PER_PGD
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#ifdef CONFIG_64BIT
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#define MAX_ADDRBITS (PGDIR_SHIFT + BITS_PER_PGD)
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#define MAX_ADDRESS (1UL << MAX_ADDRBITS)
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#define SPACEID_SHIFT (MAX_ADDRBITS - 32)
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#else
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#define MAX_ADDRBITS (BITS_PER_LONG)
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#define MAX_ADDRESS (1UL << MAX_ADDRBITS)
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#define SPACEID_SHIFT 0
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#endif
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/* This calculates the number of initial pages we need for the initial
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* page tables */
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@ -29,7 +29,8 @@ extern void smp_send_reschedule(int cpu);
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extern void smp_send_all_nop(void);
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extern void arch_send_call_function_single_ipi(int cpu);
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extern void arch_send_call_function_ipi(cpumask_t mask);
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extern void arch_send_call_function_ipi_mask(const struct cpumask *mask);
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#define arch_send_call_function_ipi_mask arch_send_call_function_ipi_mask
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#endif /* !ASSEMBLY */
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|
@ -11,10 +11,25 @@ obj-y := cache.o pacache.o setup.o traps.o time.o irq.o \
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process.o processor.o pdc_cons.o pdc_chassis.o unwind.o \
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topology.o
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ifdef CONFIG_FUNCTION_TRACER
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# Do not profile debug and lowlevel utilities
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CFLAGS_REMOVE_ftrace.o = -pg
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CFLAGS_REMOVE_cache.o = -pg
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CFLAGS_REMOVE_irq.o = -pg
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CFLAGS_REMOVE_pacache.o = -pg
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CFLAGS_REMOVE_perf.o = -pg
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CFLAGS_REMOVE_traps.o = -pg
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CFLAGS_REMOVE_unaligned.o = -pg
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CFLAGS_REMOVE_unwind.o = -pg
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endif
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obj-$(CONFIG_SMP) += smp.o
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obj-$(CONFIG_PA11) += pci-dma.o
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obj-$(CONFIG_PCI) += pci.o
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obj-$(CONFIG_MODULES) += module.o
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obj-$(CONFIG_64BIT) += binfmt_elf32.o sys_parisc32.o signal32.o
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obj-$(CONFIG_STACKTRACE)+= stacktrace.o
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# only supported for PCX-W/U in 64-bit mode at the moment
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obj-$(CONFIG_64BIT) += perf.o perf_asm.o
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obj-$(CONFIG_FUNCTION_TRACER) += ftrace.o
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obj-$(CONFIG_FUNCTION_GRAPH_TRACER) += ftrace.o
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|
@ -505,6 +505,18 @@
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STREG \pte,0(\ptep)
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.endm
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/* bitshift difference between a PFN (based on kernel's PAGE_SIZE)
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* to a CPU TLB 4k PFN (4k => 12 bits to shift) */
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#define PAGE_ADD_SHIFT (PAGE_SHIFT-12)
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|
||||
/* Drop prot bits and convert to page addr for iitlbt and idtlbt */
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.macro convert_for_tlb_insert20 pte
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extrd,u \pte,(63-ASM_PFN_PTE_SHIFT)+(63-58)+PAGE_ADD_SHIFT,\
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64-PAGE_SHIFT-PAGE_ADD_SHIFT,\pte
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depdi _PAGE_SIZE_ENCODING_DEFAULT,63,\
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(63-58)+PAGE_ADD_SHIFT,\pte
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.endm
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|
||||
/* Convert the pte and prot to tlb insertion values. How
|
||||
* this happens is quite subtle, read below */
|
||||
.macro make_insert_tlb spc,pte,prot
|
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@ -544,8 +556,7 @@
|
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depi 1,12,1,\prot
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|
||||
/* Drop prot bits and convert to page addr for iitlbt and idtlbt */
|
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extrd,u \pte,(63-ASM_PFN_PTE_SHIFT)+(63-58),64-PAGE_SHIFT,\pte
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depdi _PAGE_SIZE_ENCODING_DEFAULT,63,63-58,\pte
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convert_for_tlb_insert20 \pte
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.endm
|
||||
|
||||
/* Identical macro to make_insert_tlb above, except it
|
||||
@ -563,8 +574,8 @@
|
||||
|
||||
/* Get rid of prot bits and convert to page addr for iitlba */
|
||||
|
||||
depi _PAGE_SIZE_ENCODING_DEFAULT,31,ASM_PFN_PTE_SHIFT,\pte
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||||
extru \pte,24,25,\pte
|
||||
depi 0,31,ASM_PFN_PTE_SHIFT,\pte
|
||||
SHRREG \pte,(ASM_PFN_PTE_SHIFT-(31-26)),\pte
|
||||
.endm
|
||||
|
||||
/* This is for ILP32 PA2.0 only. The TLB insertion needs
|
||||
@ -1244,10 +1255,9 @@ nadtlb_check_flush_20w:
|
||||
depdi,z 7,7,3,prot
|
||||
depdi 1,10,1,prot
|
||||
|
||||
/* Get rid of prot bits and convert to page addr for idtlbt */
|
||||
/* Drop prot bits from pte and convert to page addr for idtlbt */
|
||||
convert_for_tlb_insert20 pte
|
||||
|
||||
depdi 0,63,12,pte
|
||||
extrd,u pte,56,52,pte
|
||||
idtlbt pte,prot
|
||||
|
||||
rfir
|
||||
@ -1337,8 +1347,8 @@ nadtlb_check_flush_11:
|
||||
|
||||
/* Get rid of prot bits and convert to page addr for idtlba */
|
||||
|
||||
depi 0,31,12,pte
|
||||
extru pte,24,25,pte
|
||||
depi 0,31,ASM_PFN_PTE_SHIFT,pte
|
||||
SHRREG pte,(ASM_PFN_PTE_SHIFT-(31-26)),pte
|
||||
|
||||
mfsp %sr1,t0 /* Save sr1 so we can use it in tlb inserts */
|
||||
mtsp spc,%sr1
|
||||
@ -1403,10 +1413,9 @@ nadtlb_check_flush_20:
|
||||
depdi,z 7,7,3,prot
|
||||
depdi 1,10,1,prot
|
||||
|
||||
/* Get rid of prot bits and convert to page addr for idtlbt */
|
||||
/* Drop prot bits from pte and convert to page addr for idtlbt */
|
||||
convert_for_tlb_insert20 pte
|
||||
|
||||
depdi 0,63,12,pte
|
||||
extrd,u pte,56,32,pte
|
||||
idtlbt pte,prot
|
||||
|
||||
rfir
|
||||
@ -2176,6 +2185,33 @@ syscall_do_resched:
|
||||
ENDPROC(syscall_exit)
|
||||
|
||||
|
||||
#ifdef CONFIG_FUNCTION_TRACER
|
||||
.import ftrace_function_trampoline,code
|
||||
ENTRY(_mcount)
|
||||
copy %r3, %arg2
|
||||
b ftrace_function_trampoline
|
||||
nop
|
||||
ENDPROC(_mcount)
|
||||
|
||||
ENTRY(return_to_handler)
|
||||
load32 return_trampoline, %rp
|
||||
copy %ret0, %arg0
|
||||
copy %ret1, %arg1
|
||||
b ftrace_return_to_handler
|
||||
nop
|
||||
return_trampoline:
|
||||
copy %ret0, %rp
|
||||
copy %r23, %ret0
|
||||
copy %r24, %ret1
|
||||
|
||||
.globl ftrace_stub
|
||||
ftrace_stub:
|
||||
bv %r0(%rp)
|
||||
nop
|
||||
ENDPROC(return_to_handler)
|
||||
#endif /* CONFIG_FUNCTION_TRACER */
|
||||
|
||||
|
||||
get_register:
|
||||
/*
|
||||
* get_register is used by the non access tlb miss handlers to
|
||||
|
@ -527,7 +527,11 @@ int pdc_model_capabilities(unsigned long *capabilities)
|
||||
pdc_result[0] = 0; /* preset zero (call may not be implemented!) */
|
||||
retval = mem_pdc_call(PDC_MODEL, PDC_MODEL_CAPABILITIES, __pa(pdc_result), 0);
|
||||
convert_to_wide(pdc_result);
|
||||
*capabilities = pdc_result[0];
|
||||
if (retval == PDC_OK) {
|
||||
*capabilities = pdc_result[0];
|
||||
} else {
|
||||
*capabilities = PDC_MODEL_OS32;
|
||||
}
|
||||
spin_unlock_irqrestore(&pdc_lock, flags);
|
||||
|
||||
return retval;
|
||||
|
185
arch/parisc/kernel/ftrace.c
Normal file
185
arch/parisc/kernel/ftrace.c
Normal file
@ -0,0 +1,185 @@
|
||||
/*
|
||||
* Code for tracing calls in Linux kernel.
|
||||
* Copyright (C) 2009 Helge Deller <deller@gmx.de>
|
||||
*
|
||||
* based on code for x86 which is:
|
||||
* Copyright (C) 2007-2008 Steven Rostedt <srostedt@redhat.com>
|
||||
*
|
||||
* future possible enhancements:
|
||||
* - add CONFIG_DYNAMIC_FTRACE
|
||||
* - add CONFIG_STACK_TRACER
|
||||
*/
|
||||
|
||||
#include <linux/init.h>
|
||||
#include <linux/ftrace.h>
|
||||
|
||||
#include <asm/sections.h>
|
||||
#include <asm/ftrace.h>
|
||||
|
||||
|
||||
|
||||
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
|
||||
|
||||
/* Add a function return address to the trace stack on thread info.*/
|
||||
static int push_return_trace(unsigned long ret, unsigned long long time,
|
||||
unsigned long func, int *depth)
|
||||
{
|
||||
int index;
|
||||
|
||||
if (!current->ret_stack)
|
||||
return -EBUSY;
|
||||
|
||||
/* The return trace stack is full */
|
||||
if (current->curr_ret_stack == FTRACE_RETFUNC_DEPTH - 1) {
|
||||
atomic_inc(¤t->trace_overrun);
|
||||
return -EBUSY;
|
||||
}
|
||||
|
||||
index = ++current->curr_ret_stack;
|
||||
barrier();
|
||||
current->ret_stack[index].ret = ret;
|
||||
current->ret_stack[index].func = func;
|
||||
current->ret_stack[index].calltime = time;
|
||||
*depth = index;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* Retrieve a function return address to the trace stack on thread info.*/
|
||||
static void pop_return_trace(struct ftrace_graph_ret *trace, unsigned long *ret)
|
||||
{
|
||||
int index;
|
||||
|
||||
index = current->curr_ret_stack;
|
||||
|
||||
if (unlikely(index < 0)) {
|
||||
ftrace_graph_stop();
|
||||
WARN_ON(1);
|
||||
/* Might as well panic, otherwise we have no where to go */
|
||||
*ret = (unsigned long)
|
||||
dereference_function_descriptor(&panic);
|
||||
return;
|
||||
}
|
||||
|
||||
*ret = current->ret_stack[index].ret;
|
||||
trace->func = current->ret_stack[index].func;
|
||||
trace->calltime = current->ret_stack[index].calltime;
|
||||
trace->overrun = atomic_read(¤t->trace_overrun);
|
||||
trace->depth = index;
|
||||
barrier();
|
||||
current->curr_ret_stack--;
|
||||
|
||||
}
|
||||
|
||||
/*
|
||||
* Send the trace to the ring-buffer.
|
||||
* @return the original return address.
|
||||
*/
|
||||
unsigned long ftrace_return_to_handler(unsigned long retval0,
|
||||
unsigned long retval1)
|
||||
{
|
||||
struct ftrace_graph_ret trace;
|
||||
unsigned long ret;
|
||||
|
||||
pop_return_trace(&trace, &ret);
|
||||
trace.rettime = cpu_clock(raw_smp_processor_id());
|
||||
ftrace_graph_return(&trace);
|
||||
|
||||
if (unlikely(!ret)) {
|
||||
ftrace_graph_stop();
|
||||
WARN_ON(1);
|
||||
/* Might as well panic. What else to do? */
|
||||
ret = (unsigned long)
|
||||
dereference_function_descriptor(&panic);
|
||||
}
|
||||
|
||||
/* HACK: we hand over the old functions' return values
|
||||
in %r23 and %r24. Assembly in entry.S will take care
|
||||
and move those to their final registers %ret0 and %ret1 */
|
||||
asm( "copy %0, %%r23 \n\t"
|
||||
"copy %1, %%r24 \n" : : "r" (retval0), "r" (retval1) );
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
/*
|
||||
* Hook the return address and push it in the stack of return addrs
|
||||
* in current thread info.
|
||||
*/
|
||||
void prepare_ftrace_return(unsigned long *parent, unsigned long self_addr)
|
||||
{
|
||||
unsigned long old;
|
||||
unsigned long long calltime;
|
||||
struct ftrace_graph_ent trace;
|
||||
|
||||
if (unlikely(atomic_read(¤t->tracing_graph_pause)))
|
||||
return;
|
||||
|
||||
old = *parent;
|
||||
*parent = (unsigned long)
|
||||
dereference_function_descriptor(&return_to_handler);
|
||||
|
||||
if (unlikely(!__kernel_text_address(old))) {
|
||||
ftrace_graph_stop();
|
||||
*parent = old;
|
||||
WARN_ON(1);
|
||||
return;
|
||||
}
|
||||
|
||||
calltime = cpu_clock(raw_smp_processor_id());
|
||||
|
||||
if (push_return_trace(old, calltime,
|
||||
self_addr, &trace.depth) == -EBUSY) {
|
||||
*parent = old;
|
||||
return;
|
||||
}
|
||||
|
||||
trace.func = self_addr;
|
||||
|
||||
/* Only trace if the calling function expects to */
|
||||
if (!ftrace_graph_entry(&trace)) {
|
||||
current->curr_ret_stack--;
|
||||
*parent = old;
|
||||
}
|
||||
}
|
||||
|
||||
#endif /* CONFIG_FUNCTION_GRAPH_TRACER */
|
||||
|
||||
|
||||
void ftrace_function_trampoline(unsigned long parent,
|
||||
unsigned long self_addr,
|
||||
unsigned long org_sp_gr3)
|
||||
{
|
||||
extern ftrace_func_t ftrace_trace_function;
|
||||
|
||||
if (function_trace_stop)
|
||||
return;
|
||||
|
||||
if (ftrace_trace_function != ftrace_stub) {
|
||||
ftrace_trace_function(parent, self_addr);
|
||||
return;
|
||||
}
|
||||
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
|
||||
if (ftrace_graph_entry && ftrace_graph_return) {
|
||||
unsigned long sp;
|
||||
unsigned long *parent_rp;
|
||||
|
||||
asm volatile ("copy %%r30, %0" : "=r"(sp));
|
||||
/* sanity check: is stack pointer which we got from
|
||||
assembler function in entry.S in a reasonable
|
||||
range compared to current stack pointer? */
|
||||
if ((sp - org_sp_gr3) > 0x400)
|
||||
return;
|
||||
|
||||
/* calculate pointer to %rp in stack */
|
||||
parent_rp = (unsigned long *) org_sp_gr3 - 0x10;
|
||||
/* sanity check: parent_rp should hold parent */
|
||||
if (*parent_rp != parent)
|
||||
return;
|
||||
|
||||
prepare_ftrace_return(parent_rp, self_addr);
|
||||
return;
|
||||
}
|
||||
#endif
|
||||
}
|
||||
|
@ -311,12 +311,12 @@ unsigned long txn_alloc_addr(unsigned int virt_irq)
|
||||
next_cpu++; /* assign to "next" CPU we want this bugger on */
|
||||
|
||||
/* validate entry */
|
||||
while ((next_cpu < NR_CPUS) &&
|
||||
while ((next_cpu < nr_cpu_ids) &&
|
||||
(!per_cpu(cpu_data, next_cpu).txn_addr ||
|
||||
!cpu_online(next_cpu)))
|
||||
next_cpu++;
|
||||
|
||||
if (next_cpu >= NR_CPUS)
|
||||
if (next_cpu >= nr_cpu_ids)
|
||||
next_cpu = 0; /* nothing else, assign monarch */
|
||||
|
||||
return txn_affinity_addr(virt_irq, next_cpu);
|
||||
|
@ -61,9 +61,7 @@
|
||||
#include <linux/string.h>
|
||||
#include <linux/kernel.h>
|
||||
#include <linux/bug.h>
|
||||
#include <linux/uaccess.h>
|
||||
|
||||
#include <asm/sections.h>
|
||||
#include <asm/unwind.h>
|
||||
|
||||
#if 0
|
||||
@ -115,8 +113,6 @@ struct got_entry {
|
||||
Elf32_Addr addr;
|
||||
};
|
||||
|
||||
#define Elf_Fdesc Elf32_Fdesc
|
||||
|
||||
struct stub_entry {
|
||||
Elf32_Word insns[2]; /* each stub entry has two insns */
|
||||
};
|
||||
@ -125,8 +121,6 @@ struct got_entry {
|
||||
Elf64_Addr addr;
|
||||
};
|
||||
|
||||
#define Elf_Fdesc Elf64_Fdesc
|
||||
|
||||
struct stub_entry {
|
||||
Elf64_Word insns[4]; /* each stub entry has four insns */
|
||||
};
|
||||
@ -916,15 +910,3 @@ void module_arch_cleanup(struct module *mod)
|
||||
deregister_unwind_table(mod);
|
||||
module_bug_cleanup(mod);
|
||||
}
|
||||
|
||||
#ifdef CONFIG_64BIT
|
||||
void *dereference_function_descriptor(void *ptr)
|
||||
{
|
||||
Elf64_Fdesc *desc = ptr;
|
||||
void *p;
|
||||
|
||||
if (!probe_kernel_address(&desc->addr, p))
|
||||
ptr = p;
|
||||
return ptr;
|
||||
}
|
||||
#endif
|
||||
|
@ -153,5 +153,10 @@ EXPORT_SYMBOL(node_data);
|
||||
EXPORT_SYMBOL(pfnnid_map);
|
||||
#endif
|
||||
|
||||
#ifdef CONFIG_FUNCTION_TRACER
|
||||
extern void _mcount(void);
|
||||
EXPORT_SYMBOL(_mcount);
|
||||
#endif
|
||||
|
||||
/* from pacache.S -- needed for copy_page */
|
||||
EXPORT_SYMBOL(copy_user_page_asm);
|
||||
|
@ -46,14 +46,15 @@
|
||||
#include <linux/stddef.h>
|
||||
#include <linux/unistd.h>
|
||||
#include <linux/kallsyms.h>
|
||||
#include <linux/uaccess.h>
|
||||
|
||||
#include <asm/io.h>
|
||||
#include <asm/asm-offsets.h>
|
||||
#include <asm/pdc.h>
|
||||
#include <asm/pdc_chassis.h>
|
||||
#include <asm/pgalloc.h>
|
||||
#include <asm/uaccess.h>
|
||||
#include <asm/unwind.h>
|
||||
#include <asm/sections.h>
|
||||
|
||||
/*
|
||||
* The idle thread. There's no useful work to be
|
||||
@ -231,8 +232,8 @@ sys_clone(unsigned long clone_flags, unsigned long usp,
|
||||
|
||||
However, these last 3 args are only examined
|
||||
if the proper flags are set. */
|
||||
int __user *child_tidptr;
|
||||
int __user *parent_tidptr;
|
||||
int __user *parent_tidptr = (int __user *)regs->gr[24];
|
||||
int __user *child_tidptr = (int __user *)regs->gr[22];
|
||||
|
||||
/* usp must be word aligned. This also prevents users from
|
||||
* passing in the value 1 (which is the signal for a special
|
||||
@ -243,16 +244,6 @@ sys_clone(unsigned long clone_flags, unsigned long usp,
|
||||
if (usp == 0)
|
||||
usp = regs->gr[30];
|
||||
|
||||
if (clone_flags & CLONE_PARENT_SETTID)
|
||||
parent_tidptr = (int __user *)regs->gr[24];
|
||||
else
|
||||
parent_tidptr = NULL;
|
||||
|
||||
if (clone_flags & (CLONE_CHILD_SETTID | CLONE_CHILD_CLEARTID))
|
||||
child_tidptr = (int __user *)regs->gr[22];
|
||||
else
|
||||
child_tidptr = NULL;
|
||||
|
||||
return do_fork(clone_flags, usp, regs, 0, parent_tidptr, child_tidptr);
|
||||
}
|
||||
|
||||
@ -400,3 +391,15 @@ get_wchan(struct task_struct *p)
|
||||
} while (count++ < 16);
|
||||
return 0;
|
||||
}
|
||||
|
||||
#ifdef CONFIG_64BIT
|
||||
void *dereference_function_descriptor(void *ptr)
|
||||
{
|
||||
Elf64_Fdesc *desc = ptr;
|
||||
void *p;
|
||||
|
||||
if (!probe_kernel_address(&desc->addr, p))
|
||||
ptr = p;
|
||||
return ptr;
|
||||
}
|
||||
#endif
|
||||
|
@ -100,8 +100,8 @@ static int __cpuinit processor_probe(struct parisc_device *dev)
|
||||
struct cpuinfo_parisc *p;
|
||||
|
||||
#ifdef CONFIG_SMP
|
||||
if (num_online_cpus() >= NR_CPUS) {
|
||||
printk(KERN_INFO "num_online_cpus() >= NR_CPUS\n");
|
||||
if (num_online_cpus() >= nr_cpu_ids) {
|
||||
printk(KERN_INFO "num_online_cpus() >= nr_cpu_ids\n");
|
||||
return 1;
|
||||
}
|
||||
#else
|
||||
@ -214,7 +214,7 @@ static int __cpuinit processor_probe(struct parisc_device *dev)
|
||||
*/
|
||||
#ifdef CONFIG_SMP
|
||||
if (cpuid) {
|
||||
cpu_set(cpuid, cpu_present_map);
|
||||
set_cpu_present(cpuid, true);
|
||||
cpu_up(cpuid);
|
||||
}
|
||||
#endif
|
||||
@ -364,6 +364,13 @@ show_cpuinfo (struct seq_file *m, void *v)
|
||||
boot_cpu_data.cpu_hz / 1000000,
|
||||
boot_cpu_data.cpu_hz % 1000000 );
|
||||
|
||||
seq_printf(m, "capabilities\t:");
|
||||
if (boot_cpu_data.pdc.capabilities & PDC_MODEL_OS32)
|
||||
seq_printf(m, " os32");
|
||||
if (boot_cpu_data.pdc.capabilities & PDC_MODEL_OS64)
|
||||
seq_printf(m, " os64");
|
||||
seq_printf(m, "\n");
|
||||
|
||||
seq_printf(m, "model\t\t: %s\n"
|
||||
"model name\t: %s\n",
|
||||
boot_cpu_data.pdc.sys_model_name,
|
||||
|
@ -31,6 +31,7 @@
|
||||
#include <linux/err.h>
|
||||
#include <linux/delay.h>
|
||||
#include <linux/bitops.h>
|
||||
#include <linux/ftrace.h>
|
||||
|
||||
#include <asm/system.h>
|
||||
#include <asm/atomic.h>
|
||||
@ -113,14 +114,14 @@ halt_processor(void)
|
||||
{
|
||||
/* REVISIT : redirect I/O Interrupts to another CPU? */
|
||||
/* REVISIT : does PM *know* this CPU isn't available? */
|
||||
cpu_clear(smp_processor_id(), cpu_online_map);
|
||||
set_cpu_online(smp_processor_id(), false);
|
||||
local_irq_disable();
|
||||
for (;;)
|
||||
;
|
||||
}
|
||||
|
||||
|
||||
irqreturn_t
|
||||
irqreturn_t __irq_entry
|
||||
ipi_interrupt(int irq, void *dev_id)
|
||||
{
|
||||
int this_cpu = smp_processor_id();
|
||||
@ -214,11 +215,11 @@ ipi_send(int cpu, enum ipi_message_type op)
|
||||
}
|
||||
|
||||
static void
|
||||
send_IPI_mask(cpumask_t mask, enum ipi_message_type op)
|
||||
send_IPI_mask(const struct cpumask *mask, enum ipi_message_type op)
|
||||
{
|
||||
int cpu;
|
||||
|
||||
for_each_cpu_mask(cpu, mask)
|
||||
for_each_cpu(cpu, mask)
|
||||
ipi_send(cpu, op);
|
||||
}
|
||||
|
||||
@ -257,7 +258,7 @@ smp_send_all_nop(void)
|
||||
send_IPI_allbutself(IPI_NOP);
|
||||
}
|
||||
|
||||
void arch_send_call_function_ipi(cpumask_t mask)
|
||||
void arch_send_call_function_ipi_mask(const struct cpumask *mask)
|
||||
{
|
||||
send_IPI_mask(mask, IPI_CALL_FUNC);
|
||||
}
|
||||
@ -296,13 +297,14 @@ smp_cpu_init(int cpunum)
|
||||
mb();
|
||||
|
||||
/* Well, support 2.4 linux scheme as well. */
|
||||
if (cpu_test_and_set(cpunum, cpu_online_map))
|
||||
if (cpu_isset(cpunum, cpu_online_map))
|
||||
{
|
||||
extern void machine_halt(void); /* arch/parisc.../process.c */
|
||||
|
||||
printk(KERN_CRIT "CPU#%d already initialized!\n", cpunum);
|
||||
machine_halt();
|
||||
}
|
||||
set_cpu_online(cpunum, true);
|
||||
|
||||
/* Initialise the idle task for this CPU */
|
||||
atomic_inc(&init_mm.mm_count);
|
||||
@ -424,8 +426,8 @@ void __init smp_prepare_boot_cpu(void)
|
||||
/* Setup BSP mappings */
|
||||
printk(KERN_INFO "SMP: bootstrap CPU ID is %d\n", bootstrap_processor);
|
||||
|
||||
cpu_set(bootstrap_processor, cpu_online_map);
|
||||
cpu_set(bootstrap_processor, cpu_present_map);
|
||||
set_cpu_online(bootstrap_processor, true);
|
||||
set_cpu_present(bootstrap_processor, true);
|
||||
}
|
||||
|
||||
|
||||
@ -436,8 +438,7 @@ void __init smp_prepare_boot_cpu(void)
|
||||
*/
|
||||
void __init smp_prepare_cpus(unsigned int max_cpus)
|
||||
{
|
||||
cpus_clear(cpu_present_map);
|
||||
cpu_set(0, cpu_present_map);
|
||||
init_cpu_present(cpumask_of(0));
|
||||
|
||||
parisc_max_cpus = max_cpus;
|
||||
if (!max_cpus)
|
||||
|
63
arch/parisc/kernel/stacktrace.c
Normal file
63
arch/parisc/kernel/stacktrace.c
Normal file
@ -0,0 +1,63 @@
|
||||
/*
|
||||
* Stack trace management functions
|
||||
*
|
||||
* Copyright (C) 2009 Helge Deller <deller@gmx.de>
|
||||
* based on arch/x86/kernel/stacktrace.c by Ingo Molnar <mingo@redhat.com>
|
||||
* and parisc unwind functions by Randolph Chung <tausq@debian.org>
|
||||
*
|
||||
* TODO: Userspace stacktrace (CONFIG_USER_STACKTRACE_SUPPORT)
|
||||
*/
|
||||
#include <linux/module.h>
|
||||
#include <linux/stacktrace.h>
|
||||
|
||||
#include <asm/unwind.h>
|
||||
|
||||
static void dump_trace(struct task_struct *task, struct stack_trace *trace)
|
||||
{
|
||||
struct unwind_frame_info info;
|
||||
|
||||
/* initialize unwind info */
|
||||
if (task == current) {
|
||||
unsigned long sp;
|
||||
struct pt_regs r;
|
||||
HERE:
|
||||
asm volatile ("copy %%r30, %0" : "=r"(sp));
|
||||
memset(&r, 0, sizeof(struct pt_regs));
|
||||
r.iaoq[0] = (unsigned long)&&HERE;
|
||||
r.gr[2] = (unsigned long)__builtin_return_address(0);
|
||||
r.gr[30] = sp;
|
||||
unwind_frame_init(&info, task, &r);
|
||||
} else {
|
||||
unwind_frame_init_from_blocked_task(&info, task);
|
||||
}
|
||||
|
||||
/* unwind stack and save entries in stack_trace struct */
|
||||
trace->nr_entries = 0;
|
||||
while (trace->nr_entries < trace->max_entries) {
|
||||
if (unwind_once(&info) < 0 || info.ip == 0)
|
||||
break;
|
||||
|
||||
if (__kernel_text_address(info.ip))
|
||||
trace->entries[trace->nr_entries++] = info.ip;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* Save stack-backtrace addresses into a stack_trace buffer.
|
||||
*/
|
||||
void save_stack_trace(struct stack_trace *trace)
|
||||
{
|
||||
dump_trace(current, trace);
|
||||
if (trace->nr_entries < trace->max_entries)
|
||||
trace->entries[trace->nr_entries++] = ULONG_MAX;
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(save_stack_trace);
|
||||
|
||||
void save_stack_trace_tsk(struct task_struct *tsk, struct stack_trace *trace)
|
||||
{
|
||||
dump_trace(tsk, trace);
|
||||
if (trace->nr_entries < trace->max_entries)
|
||||
trace->entries[trace->nr_entries++] = ULONG_MAX;
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(save_stack_trace_tsk);
|
@ -365,17 +365,51 @@ tracesys_sigexit:
|
||||
|
||||
|
||||
/*********************************************************
|
||||
Light-weight-syscall code
|
||||
32/64-bit Light-Weight-Syscall ABI
|
||||
|
||||
r20 - lws number
|
||||
r26,r25,r24,r23,r22 - Input registers
|
||||
r28 - Function return register
|
||||
r21 - Error code.
|
||||
* - Indicates a hint for userspace inline asm
|
||||
implementations.
|
||||
|
||||
Scracth: Any of the above that aren't being
|
||||
currently used, including r1.
|
||||
Syscall number (caller-saves)
|
||||
- %r20
|
||||
* In asm clobber.
|
||||
|
||||
Return pointer: r31 (Not usable)
|
||||
Argument registers (caller-saves)
|
||||
- %r26, %r25, %r24, %r23, %r22
|
||||
* In asm input.
|
||||
|
||||
Return registers (caller-saves)
|
||||
- %r28 (return), %r21 (errno)
|
||||
* In asm output.
|
||||
|
||||
Caller-saves registers
|
||||
- %r1, %r27, %r29
|
||||
- %r2 (return pointer)
|
||||
- %r31 (ble link register)
|
||||
* In asm clobber.
|
||||
|
||||
Callee-saves registers
|
||||
- %r3-%r18
|
||||
- %r30 (stack pointer)
|
||||
* Not in asm clobber.
|
||||
|
||||
If userspace is 32-bit:
|
||||
Callee-saves registers
|
||||
- %r19 (32-bit PIC register)
|
||||
|
||||
Differences from 32-bit calling convention:
|
||||
- Syscall number in %r20
|
||||
- Additional argument register %r22 (arg4)
|
||||
- Callee-saves %r19.
|
||||
|
||||
If userspace is 64-bit:
|
||||
Callee-saves registers
|
||||
- %r27 (64-bit PIC register)
|
||||
|
||||
Differences from 64-bit calling convention:
|
||||
- Syscall number in %r20
|
||||
- Additional argument register %r22 (arg4)
|
||||
- Callee-saves %r27.
|
||||
|
||||
Error codes returned by entry path:
|
||||
|
||||
@ -473,7 +507,8 @@ lws_compare_and_swap64:
|
||||
b,n lws_compare_and_swap
|
||||
#else
|
||||
/* If we are not a 64-bit kernel, then we don't
|
||||
* implement having 64-bit input registers
|
||||
* have 64-bit input registers, and calling
|
||||
* the 64-bit LWS CAS returns ENOSYS.
|
||||
*/
|
||||
b,n lws_exit_nosys
|
||||
#endif
|
||||
@ -635,12 +670,15 @@ END(sys_call_table64)
|
||||
/*
|
||||
All light-weight-syscall atomic operations
|
||||
will use this set of locks
|
||||
|
||||
NOTE: The lws_lock_start symbol must be
|
||||
at least 16-byte aligned for safe use
|
||||
with ldcw.
|
||||
*/
|
||||
.section .data
|
||||
.align PAGE_SIZE
|
||||
ENTRY(lws_lock_start)
|
||||
/* lws locks */
|
||||
.align 16
|
||||
.rept 16
|
||||
/* Keep locks aligned at 16-bytes */
|
||||
.word 1
|
||||
|
@ -24,6 +24,7 @@
|
||||
#include <linux/profile.h>
|
||||
#include <linux/clocksource.h>
|
||||
#include <linux/platform_device.h>
|
||||
#include <linux/ftrace.h>
|
||||
|
||||
#include <asm/uaccess.h>
|
||||
#include <asm/io.h>
|
||||
@ -53,7 +54,7 @@ static unsigned long clocktick __read_mostly; /* timer cycles per tick */
|
||||
* held off for an arbitrarily long period of time by interrupts being
|
||||
* disabled, so we may miss one or more ticks.
|
||||
*/
|
||||
irqreturn_t timer_interrupt(int irq, void *dev_id)
|
||||
irqreturn_t __irq_entry timer_interrupt(int irq, void *dev_id)
|
||||
{
|
||||
unsigned long now;
|
||||
unsigned long next_tick;
|
||||
|
@ -247,6 +247,8 @@ void die_if_kernel(char *str, struct pt_regs *regs, long err)
|
||||
|
||||
oops_in_progress = 1;
|
||||
|
||||
oops_enter();
|
||||
|
||||
/* Amuse the user in a SPARC fashion */
|
||||
if (err) printk(
|
||||
KERN_CRIT " _______________________________ \n"
|
||||
@ -293,6 +295,7 @@ KERN_CRIT " || ||\n");
|
||||
panic("Fatal exception");
|
||||
}
|
||||
|
||||
oops_exit();
|
||||
do_exit(SIGSEGV);
|
||||
}
|
||||
|
||||
@ -494,7 +497,7 @@ void parisc_terminate(char *msg, struct pt_regs *regs, int code, unsigned long o
|
||||
panic(msg);
|
||||
}
|
||||
|
||||
void handle_interruption(int code, struct pt_regs *regs)
|
||||
void notrace handle_interruption(int code, struct pt_regs *regs)
|
||||
{
|
||||
unsigned long fault_address = 0;
|
||||
unsigned long fault_space = 0;
|
||||
|
@ -54,6 +54,8 @@ SECTIONS
|
||||
TEXT_TEXT
|
||||
SCHED_TEXT
|
||||
LOCK_TEXT
|
||||
KPROBES_TEXT
|
||||
IRQENTRY_TEXT
|
||||
*(.text.do_softirq)
|
||||
*(.text.sys_exit)
|
||||
*(.text.do_sigaltstack)
|
||||
|
@ -456,6 +456,13 @@ void __init mem_init(void)
|
||||
{
|
||||
int codesize, reservedpages, datasize, initsize;
|
||||
|
||||
/* Do sanity checks on page table constants */
|
||||
BUILD_BUG_ON(PTE_ENTRY_SIZE != sizeof(pte_t));
|
||||
BUILD_BUG_ON(PMD_ENTRY_SIZE != sizeof(pmd_t));
|
||||
BUILD_BUG_ON(PGD_ENTRY_SIZE != sizeof(pgd_t));
|
||||
BUILD_BUG_ON(PAGE_SHIFT + BITS_PER_PTE + BITS_PER_PMD + BITS_PER_PGD
|
||||
> BITS_PER_LONG);
|
||||
|
||||
high_memory = __va((max_pfn << PAGE_SHIFT));
|
||||
|
||||
#ifndef CONFIG_DISCONTIGMEM
|
||||
|
@ -81,7 +81,7 @@ static int __init asp_init_chip(struct parisc_device *dev)
|
||||
asp.hpa = ASP_INTERRUPT_ADDR;
|
||||
|
||||
printk(KERN_INFO "%s version %d at 0x%lx found.\n",
|
||||
asp.name, asp.version, dev->hpa.start);
|
||||
asp.name, asp.version, (unsigned long)dev->hpa.start);
|
||||
|
||||
/* the IRQ ASP should use */
|
||||
ret = -EBUSY;
|
||||
|
@ -406,8 +406,6 @@ resource_found:
|
||||
}
|
||||
ioc->avg_search[ioc->avg_idx++] = cr_start;
|
||||
ioc->avg_idx &= CCIO_SEARCH_SAMPLE - 1;
|
||||
#endif
|
||||
#ifdef CCIO_COLLECT_STATS
|
||||
ioc->used_pages += pages_needed;
|
||||
#endif
|
||||
/*
|
||||
@ -453,10 +451,10 @@ ccio_free_range(struct ioc *ioc, dma_addr_t iova, unsigned long pages_mapped)
|
||||
unsigned long mask = ~(~0UL >> pages_mapped);
|
||||
CCIO_FREE_MAPPINGS(ioc, res_idx, mask, 8);
|
||||
#else
|
||||
CCIO_FREE_MAPPINGS(ioc, res_idx, 0xff, 8);
|
||||
CCIO_FREE_MAPPINGS(ioc, res_idx, 0xffUL, 8);
|
||||
#endif
|
||||
} else if(pages_mapped <= 16) {
|
||||
CCIO_FREE_MAPPINGS(ioc, res_idx, 0xffff, 16);
|
||||
CCIO_FREE_MAPPINGS(ioc, res_idx, 0xffffUL, 16);
|
||||
} else if(pages_mapped <= 32) {
|
||||
CCIO_FREE_MAPPINGS(ioc, res_idx, ~(unsigned int)0, 32);
|
||||
#ifdef __LP64__
|
||||
@ -1028,8 +1026,10 @@ static int ccio_proc_info(struct seq_file *m, void *p)
|
||||
|
||||
while (ioc != NULL) {
|
||||
unsigned int total_pages = ioc->res_size << 3;
|
||||
#ifdef CCIO_COLLECT_STATS
|
||||
unsigned long avg = 0, min, max;
|
||||
int j;
|
||||
#endif
|
||||
|
||||
len += seq_printf(m, "%s\n", ioc->name);
|
||||
|
||||
@ -1060,8 +1060,7 @@ static int ccio_proc_info(struct seq_file *m, void *p)
|
||||
avg /= CCIO_SEARCH_SAMPLE;
|
||||
len += seq_printf(m, " Bitmap search : %ld/%ld/%ld (min/avg/max CPU Cycles)\n",
|
||||
min, avg, max);
|
||||
#endif
|
||||
#ifdef CCIO_COLLECT_STATS
|
||||
|
||||
len += seq_printf(m, "pci_map_single(): %8ld calls %8ld pages (avg %d/1000)\n",
|
||||
ioc->msingle_calls, ioc->msingle_pages,
|
||||
(int)((ioc->msingle_pages * 1000)/ioc->msingle_calls));
|
||||
@ -1400,7 +1399,7 @@ ccio_init_resource(struct resource *res, char *name, void __iomem *ioaddr)
|
||||
result = insert_resource(&iomem_resource, res);
|
||||
if (result < 0) {
|
||||
printk(KERN_ERR "%s() failed to claim CCIO bus address space (%08lx,%08lx)\n",
|
||||
__func__, res->start, res->end);
|
||||
__func__, (unsigned long)res->start, (unsigned long)res->end);
|
||||
}
|
||||
}
|
||||
|
||||
@ -1551,7 +1550,8 @@ static int __init ccio_probe(struct parisc_device *dev)
|
||||
|
||||
ioc->name = dev->id.hversion == U2_IOA_RUNWAY ? "U2" : "UTurn";
|
||||
|
||||
printk(KERN_INFO "Found %s at 0x%lx\n", ioc->name, dev->hpa.start);
|
||||
printk(KERN_INFO "Found %s at 0x%lx\n", ioc->name,
|
||||
(unsigned long)dev->hpa.start);
|
||||
|
||||
for (i = 0; i < ioc_count; i++) {
|
||||
ioc_p = &(*ioc_p)->next;
|
||||
|
@ -819,7 +819,9 @@ dino_bridge_init(struct dino_device *dino_dev, const char *name)
|
||||
|
||||
result = ccio_request_resource(dino_dev->hba.dev, &res[i]);
|
||||
if (result < 0) {
|
||||
printk(KERN_ERR "%s: failed to claim PCI Bus address space %d (0x%lx-0x%lx)!\n", name, i, res[i].start, res[i].end);
|
||||
printk(KERN_ERR "%s: failed to claim PCI Bus address "
|
||||
"space %d (0x%lx-0x%lx)!\n", name, i,
|
||||
(unsigned long)res[i].start, (unsigned long)res[i].end);
|
||||
return result;
|
||||
}
|
||||
}
|
||||
@ -899,7 +901,8 @@ static int __init dino_common_init(struct parisc_device *dev,
|
||||
if (request_resource(&ioport_resource, res) < 0) {
|
||||
printk(KERN_ERR "%s: request I/O Port region failed "
|
||||
"0x%lx/%lx (hpa 0x%p)\n",
|
||||
name, res->start, res->end, dino_dev->hba.base_addr);
|
||||
name, (unsigned long)res->start, (unsigned long)res->end,
|
||||
dino_dev->hba.base_addr);
|
||||
return 1;
|
||||
}
|
||||
|
||||
|
@ -314,7 +314,7 @@ static int __init eisa_probe(struct parisc_device *dev)
|
||||
char *name = is_mongoose(dev) ? "Mongoose" : "Wax";
|
||||
|
||||
printk(KERN_INFO "%s EISA Adapter found at 0x%08lx\n",
|
||||
name, dev->hpa.start);
|
||||
name, (unsigned long)dev->hpa.start);
|
||||
|
||||
eisa_dev.hba.dev = dev;
|
||||
eisa_dev.hba.iommu = ccio_get_iommu(dev);
|
||||
|
@ -98,7 +98,7 @@ static int configure_memory(const unsigned char *buf,
|
||||
res->start = mem_parent->start + get_24(buf+len+2);
|
||||
res->end = res->start + get_16(buf+len+5)*1024;
|
||||
res->flags = IORESOURCE_MEM;
|
||||
printk("memory %lx-%lx ", res->start, res->end);
|
||||
printk("memory %lx-%lx ", (unsigned long)res->start, (unsigned long)res->end);
|
||||
result = request_resource(mem_parent, res);
|
||||
if (result < 0) {
|
||||
printk("\n" KERN_ERR "EISA Enumerator: failed to claim EISA Bus address space!\n");
|
||||
@ -188,7 +188,7 @@ static int configure_port(const unsigned char *buf, struct resource *io_parent,
|
||||
res->start = get_16(buf+len+1);
|
||||
res->end = get_16(buf+len+1)+(c&HPEE_PORT_SIZE_MASK)+1;
|
||||
res->flags = IORESOURCE_IO;
|
||||
printk("ioports %lx-%lx ", res->start, res->end);
|
||||
printk("ioports %lx-%lx ", (unsigned long)res->start, (unsigned long)res->end);
|
||||
result = request_resource(io_parent, res);
|
||||
if (result < 0) {
|
||||
printk("\n" KERN_ERR "EISA Enumerator: failed to claim EISA Bus address space!\n");
|
||||
|
@ -714,7 +714,7 @@ static void iosapic_set_affinity_irq(unsigned int irq,
|
||||
if (dest_cpu < 0)
|
||||
return;
|
||||
|
||||
irq_desc[irq].affinity = cpumask_of_cpu(dest_cpu);
|
||||
cpumask_copy(irq_desc[irq].affinity, cpumask_of(dest_cpu));
|
||||
vi->txn_addr = txn_affinity_addr(irq, dest_cpu);
|
||||
|
||||
spin_lock_irqsave(&iosapic_lock, flags);
|
||||
|
@ -3,7 +3,7 @@
|
||||
*
|
||||
* (c) Copyright 2000 Red Hat Software
|
||||
* (c) Copyright 2000 Helge Deller <hdeller@redhat.com>
|
||||
* (c) Copyright 2001-2005 Helge Deller <deller@gmx.de>
|
||||
* (c) Copyright 2001-2009 Helge Deller <deller@gmx.de>
|
||||
* (c) Copyright 2001 Randolph Chung <tausq@debian.org>
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
@ -243,13 +243,11 @@ static int __init led_create_procfs(void)
|
||||
|
||||
proc_pdc_root = proc_mkdir("pdc", 0);
|
||||
if (!proc_pdc_root) return -1;
|
||||
proc_pdc_root->owner = THIS_MODULE;
|
||||
ent = create_proc_entry("led", S_IFREG|S_IRUGO|S_IWUSR, proc_pdc_root);
|
||||
if (!ent) return -1;
|
||||
ent->data = (void *)LED_NOLCD; /* LED */
|
||||
ent->read_proc = led_proc_read;
|
||||
ent->write_proc = led_proc_write;
|
||||
ent->owner = THIS_MODULE;
|
||||
|
||||
if (led_type == LED_HASLCD)
|
||||
{
|
||||
@ -258,7 +256,6 @@ static int __init led_create_procfs(void)
|
||||
ent->data = (void *)LED_HASLCD; /* LCD */
|
||||
ent->read_proc = led_proc_read;
|
||||
ent->write_proc = led_proc_write;
|
||||
ent->owner = THIS_MODULE;
|
||||
}
|
||||
|
||||
return 0;
|
||||
@ -463,9 +460,20 @@ static void led_work_func (struct work_struct *unused)
|
||||
if (likely(led_lanrxtx)) currentleds |= led_get_net_activity();
|
||||
if (likely(led_diskio)) currentleds |= led_get_diskio_activity();
|
||||
|
||||
/* blink all LEDs twice a second if we got an Oops (HPMC) */
|
||||
if (unlikely(oops_in_progress))
|
||||
currentleds = (count_HZ<=(HZ/2)) ? 0 : 0xff;
|
||||
/* blink LEDs if we got an Oops (HPMC) */
|
||||
if (unlikely(oops_in_progress)) {
|
||||
if (boot_cpu_data.cpu_type >= pcxl2) {
|
||||
/* newer machines don't have loadavg. LEDs, so we
|
||||
* let all LEDs blink twice per second instead */
|
||||
currentleds = (count_HZ <= (HZ/2)) ? 0 : 0xff;
|
||||
} else {
|
||||
/* old machines: blink loadavg. LEDs twice per second */
|
||||
if (count_HZ <= (HZ/2))
|
||||
currentleds &= ~(LED4|LED5|LED6|LED7);
|
||||
else
|
||||
currentleds |= (LED4|LED5|LED6|LED7);
|
||||
}
|
||||
}
|
||||
|
||||
if (currentleds != lastleds)
|
||||
{
|
||||
@ -511,7 +519,7 @@ static int led_halt(struct notifier_block *nb, unsigned long event, void *buf)
|
||||
|
||||
/* Cancel the work item and delete the queue */
|
||||
if (led_wq) {
|
||||
cancel_rearming_delayed_workqueue(led_wq, &led_task);
|
||||
cancel_delayed_work_sync(&led_task);
|
||||
destroy_workqueue(led_wq);
|
||||
led_wq = NULL;
|
||||
}
|
||||
@ -630,7 +638,7 @@ int lcd_print( const char *str )
|
||||
|
||||
/* temporarily disable the led work task */
|
||||
if (led_wq)
|
||||
cancel_rearming_delayed_workqueue(led_wq, &led_task);
|
||||
cancel_delayed_work_sync(&led_task);
|
||||
|
||||
/* copy display string to buffer for procfs */
|
||||
strlcpy(lcd_text, str, sizeof(lcd_text));
|
||||
|
@ -75,6 +75,10 @@ case "${ARCH}" in
|
||||
alpha)
|
||||
[ -f "${objtree}/arch/alpha/boot/vmlinux.gz" ] && cp -v -- "${objtree}/arch/alpha/boot/vmlinux.gz" "${tmpdir}/boot/vmlinuz-${KERNELRELEASE}"
|
||||
;;
|
||||
parisc*)
|
||||
[ -f "${KBUILD_IMAGE}" ] && cp -v -- "${KBUILD_IMAGE}" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}"
|
||||
[ -f "${objtree}/lifimage" ] && cp -v -- "${objtree}/lifimage" "${tmpdir}/boot/lifimage-${KERNELRELEASE}"
|
||||
;;
|
||||
vax)
|
||||
[ -f "${objtree}/vmlinux.SYS" ] && cp -v -- "${objtree}/vmlinux.SYS" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}.SYS"
|
||||
[ -f "${objtree}/vmlinux.dsk" ] && cp -v -- "${objtree}/vmlinux.dsk" "${tmpdir}/boot/vmlinux-${KERNELRELEASE}.dsk"
|
||||
|
Loading…
Reference in New Issue
Block a user