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Merge branch 'x86/unify-pci' into x86/core

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This commit is contained in:
Ingo Molnar 2008-07-10 18:47:29 +02:00
commit f87f38ec5a
49 changed files with 433 additions and 279 deletions
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6
arch/mips/mm/c-r3k.c
View File

@ -26,7 +26,7 @@
static unsigned long icache_size, dcache_size; /* Size in bytes */
static unsigned long icache_lsize, dcache_lsize; /* Size in bytes */
unsigned long __init r3k_cache_size(unsigned long ca_flags)
unsigned long __cpuinit r3k_cache_size(unsigned long ca_flags)
{
unsigned long flags, status, dummy, size;
volatile unsigned long *p;
@ -61,7 +61,7 @@ unsigned long __init r3k_cache_size(unsigned long ca_flags)
return size * sizeof(*p);
}
unsigned long __init r3k_cache_lsize(unsigned long ca_flags)
unsigned long __cpuinit r3k_cache_lsize(unsigned long ca_flags)
{
unsigned long flags, status, lsize, i;
volatile unsigned long *p;
@ -90,7 +90,7 @@ unsigned long __init r3k_cache_lsize(unsigned long ca_flags)
return lsize * sizeof(*p);
}
static void __init r3k_probe_cache(void)
static void __cpuinit r3k_probe_cache(void)
{
dcache_size = r3k_cache_size(ST0_ISC);
if (dcache_size)

65
arch/mips/mm/page.c
View File

@ -235,13 +235,12 @@ static void __cpuinit set_prefetch_parameters(void)
}
/*
* Too much unrolling will overflow the available space in
* clear_space_array / copy_page_array. 8 words sounds generous,
* but a R4000 with 128 byte L2 line length can exceed even that.
* clear_space_array / copy_page_array.
*/
half_clear_loop_size = min(8 * clear_word_size,
half_clear_loop_size = min(16 * clear_word_size,
max(cache_line_size >> 1,
4 * clear_word_size));
half_copy_loop_size = min(8 * copy_word_size,
half_copy_loop_size = min(16 * copy_word_size,
max(cache_line_size >> 1,
4 * copy_word_size));
}
@ -263,21 +262,23 @@ static inline void __cpuinit build_clear_pref(u32 **buf, int off)
if (pref_bias_clear_store) {
uasm_i_pref(buf, pref_dst_mode, pref_bias_clear_store + off,
A0);
} else if (cpu_has_cache_cdex_s) {
uasm_i_cache(buf, Create_Dirty_Excl_SD, off, A0);
} else if (cpu_has_cache_cdex_p) {
if (R4600_V1_HIT_CACHEOP_WAR && cpu_is_r4600_v1_x()) {
uasm_i_nop(buf);
uasm_i_nop(buf);
uasm_i_nop(buf);
uasm_i_nop(buf);
} else if (cache_line_size == (half_clear_loop_size << 1)) {
if (cpu_has_cache_cdex_s) {
uasm_i_cache(buf, Create_Dirty_Excl_SD, off, A0);
} else if (cpu_has_cache_cdex_p) {
if (R4600_V1_HIT_CACHEOP_WAR && cpu_is_r4600_v1_x()) {
uasm_i_nop(buf);
uasm_i_nop(buf);
uasm_i_nop(buf);
uasm_i_nop(buf);
}
if (R4600_V2_HIT_CACHEOP_WAR && cpu_is_r4600_v2_x())
uasm_i_lw(buf, ZERO, ZERO, AT);
uasm_i_cache(buf, Create_Dirty_Excl_D, off, A0);
}
}
if (R4600_V2_HIT_CACHEOP_WAR && cpu_is_r4600_v2_x())
uasm_i_lw(buf, ZERO, ZERO, AT);
uasm_i_cache(buf, Create_Dirty_Excl_D, off, A0);
}
}
void __cpuinit build_clear_page(void)
@ -403,20 +404,22 @@ static inline void build_copy_store_pref(u32 **buf, int off)
if (pref_bias_copy_store) {
uasm_i_pref(buf, pref_dst_mode, pref_bias_copy_store + off,
A0);
} else if (cpu_has_cache_cdex_s) {
uasm_i_cache(buf, Create_Dirty_Excl_SD, off, A0);
} else if (cpu_has_cache_cdex_p) {
if (R4600_V1_HIT_CACHEOP_WAR && cpu_is_r4600_v1_x()) {
uasm_i_nop(buf);
uasm_i_nop(buf);
uasm_i_nop(buf);
uasm_i_nop(buf);
} else if (cache_line_size == (half_copy_loop_size << 1)) {
if (cpu_has_cache_cdex_s) {
uasm_i_cache(buf, Create_Dirty_Excl_SD, off, A0);
} else if (cpu_has_cache_cdex_p) {
if (R4600_V1_HIT_CACHEOP_WAR && cpu_is_r4600_v1_x()) {
uasm_i_nop(buf);
uasm_i_nop(buf);
uasm_i_nop(buf);
uasm_i_nop(buf);
}
if (R4600_V2_HIT_CACHEOP_WAR && cpu_is_r4600_v2_x())
uasm_i_lw(buf, ZERO, ZERO, AT);
uasm_i_cache(buf, Create_Dirty_Excl_D, off, A0);
}
if (R4600_V2_HIT_CACHEOP_WAR && cpu_is_r4600_v2_x())
uasm_i_lw(buf, ZERO, ZERO, AT);
uasm_i_cache(buf, Create_Dirty_Excl_D, off, A0);
}
}

4
arch/mips/mm/sc-rm7k.c
View File

@ -86,7 +86,7 @@ static void rm7k_sc_inv(unsigned long addr, unsigned long size)
/*
* This function is executed in uncached address space.
*/
static __init void __rm7k_sc_enable(void)
static __cpuinit void __rm7k_sc_enable(void)
{
int i;
@ -107,7 +107,7 @@ static __init void __rm7k_sc_enable(void)
}
}
static __init void rm7k_sc_enable(void)
static __cpuinit void rm7k_sc_enable(void)
{
if (read_c0_config() & RM7K_CONF_SE)
return;

5
arch/powerpc/kernel/legacy_serial.c
View File

@ -33,13 +33,14 @@ static struct legacy_serial_info {
phys_addr_t taddr;
} legacy_serial_infos[MAX_LEGACY_SERIAL_PORTS];
static struct __initdata of_device_id parents[] = {
static struct __initdata of_device_id legacy_serial_parents[] = {
{.type = "soc",},
{.type = "tsi-bridge",},
{.type = "opb", },
{.compatible = "ibm,opb",},
{.compatible = "simple-bus",},
{.compatible = "wrs,epld-localbus",},
{},
};
static unsigned int legacy_serial_count;
@ -327,7 +328,7 @@ void __init find_legacy_serial_ports(void)
struct device_node *parent = of_get_parent(np);
if (!parent)
continue;
if (of_match_node(parents, parent) != NULL) {
if (of_match_node(legacy_serial_parents, parent) != NULL) {
index = add_legacy_soc_port(np, np);
if (index >= 0 && np == stdout)
legacy_serial_console = index;

1
arch/um/Makefile
View File

@ -77,7 +77,6 @@ include $(srctree)/$(ARCH_DIR)/Makefile-os-$(OS)
KERNEL_DEFINES = $(strip -Derrno=kernel_errno -Dsigprocmask=kernel_sigprocmask \
-Dmktime=kernel_mktime $(ARCH_KERNEL_DEFINES))
KBUILD_CFLAGS += $(KERNEL_DEFINES)
KBUILD_CFLAGS += $(call cc-option,-fno-unit-at-a-time,)
PHONY += linux

7
arch/um/Makefile-i386
View File

@ -32,4 +32,11 @@ cflags-y += $(call cc-option,-mpreferred-stack-boundary=2)
# an unresolved reference.
cflags-y += -ffreestanding
# Disable unit-at-a-time mode on pre-gcc-4.0 compilers, it makes gcc use
# a lot more stack due to the lack of sharing of stacklots. Also, gcc
# 4.3.0 needs -funit-at-a-time for extern inline functions.
KBUILD_CFLAGS += $(shell if [ $(call cc-version) -lt 0400 ] ; then \
echo $(call cc-option,-fno-unit-at-a-time); \
else echo $(call cc-option,-funit-at-a-time); fi ;)
KBUILD_CFLAGS += $(cflags-y)

3
arch/um/Makefile-x86_64
View File

@ -21,3 +21,6 @@ HEADER_ARCH := x86
LINK-$(CONFIG_LD_SCRIPT_DYN) += -Wl,-rpath,/lib64
LINK-y += -m64
# Do unit-at-a-time unconditionally on x86_64, following the host
KBUILD_CFLAGS += $(call cc-option,-funit-at-a-time)

24
arch/x86/pci/Makefile
View File

@ -1,5 +1,19 @@
ifeq ($(CONFIG_X86_32),y)
include ${srctree}/arch/x86/pci/Makefile_32
else
include ${srctree}/arch/x86/pci/Makefile_64
endif
obj-y := i386.o init.o
obj-$(CONFIG_PCI_BIOS) += pcbios.o
obj-$(CONFIG_PCI_MMCONFIG) += mmconfig_$(BITS).o direct.o mmconfig-shared.o
obj-$(CONFIG_PCI_DIRECT) += direct.o
obj-$(CONFIG_PCI_OLPC) += olpc.o
pci-y := fixup.o
pci-$(CONFIG_ACPI) += acpi.o
pci-y += legacy.o irq.o
# Careful: VISWS overrule the pci-y above. The colons are
# therefor correct. This needs a proper fix by distangling the code.
pci-$(CONFIG_X86_VISWS) := visws.o fixup.o
pci-$(CONFIG_X86_NUMAQ) += numa.o
obj-y += $(pci-y) common.o early.o
obj-y += amd_bus.o

26
arch/x86/pci/Makefile_32
View File

@ -1,26 +0,0 @@
obj-y := i386.o init.o
obj-$(CONFIG_PCI_BIOS) += pcbios.o
obj-$(CONFIG_PCI_MMCONFIG) += mmconfig_32.o direct.o mmconfig-shared.o
obj-$(CONFIG_PCI_DIRECT) += direct.o
obj-$(CONFIG_PCI_OLPC) += olpc.o
pci-y := fixup.o
# Do not change the ordering here. There is a nasty init function
# ordering dependency which breaks when you move acpi.o below
# legacy/irq.o
pci-$(CONFIG_ACPI) += acpi.o
pci-y += legacy.o irq.o
# Careful: VISWS overrule the pci-y above. The colons are
# therefor correct. This needs a proper fix by distangling the code.
pci-$(CONFIG_X86_VISWS) := visws.o fixup.o
pci-$(CONFIG_X86_NUMAQ) += numa.o
# Necessary for NUMAQ as well
pci-$(CONFIG_NUMA) += mp_bus_to_node.o
obj-y += $(pci-y) common.o early.o
obj-y += amd_bus.o

17
arch/x86/pci/Makefile_64
View File

@ -1,17 +0,0 @@
#
# Makefile for X86_64 specific PCI routines
#
# Reuse the i386 PCI subsystem
#
EXTRA_CFLAGS += -Iarch/x86/pci
obj-y := i386.o
obj-$(CONFIG_PCI_DIRECT)+= direct.o
obj-y += fixup.o init.o
obj-$(CONFIG_ACPI) += acpi.o
obj-y += legacy.o irq.o common.o early.o
# mmconfig has a 64bit special
obj-$(CONFIG_PCI_MMCONFIG) += mmconfig_64.o direct.o mmconfig-shared.o
obj-y += amd_bus.o

3
arch/x86/pci/acpi.c
View File

@ -223,7 +223,7 @@ struct pci_bus * __devinit pci_acpi_scan_root(struct acpi_device *device, int do
return bus;
}
static int __init pci_acpi_init(void)
int __init pci_acpi_init(void)
{
struct pci_dev *dev = NULL;
@ -257,4 +257,3 @@ static int __init pci_acpi_init(void)
return 0;
}
subsys_initcall(pci_acpi_init);

74
arch/x86/pci/amd_bus.c
View File

@ -1,44 +1,25 @@
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/topology.h>
#include "pci.h"
#ifdef CONFIG_X86_64
#include <asm/pci-direct.h>
#include <asm/mpspec.h>
#include <linux/cpumask.h>
#include <linux/topology.h>
#endif
/*
* This discovers the pcibus <-> node mapping on AMD K8.
* also get peer root bus resource for io,mmio
*/
/*
* sub bus (transparent) will use entres from 3 to store extra from root,
* so need to make sure have enought slot there, increase PCI_BUS_NUM_RESOURCES?
*/
#define RES_NUM 16
struct pci_root_info {
char name[12];
unsigned int res_num;
struct resource res[RES_NUM];
int bus_min;
int bus_max;
int node;
int link;
};
/* 4 at this time, it may become to 32 */
#define PCI_ROOT_NR 4
static int pci_root_num;
static struct pci_root_info pci_root_info[PCI_ROOT_NR];
#ifdef CONFIG_NUMA
#define BUS_NR 256
#ifdef CONFIG_X86_64
static int mp_bus_to_node[BUS_NR];
void set_mp_bus_to_node(int busnum, int node)
@ -65,7 +46,52 @@ int get_mp_bus_to_node(int busnum)
return node;
}
#endif
#else /* CONFIG_X86_32 */
static unsigned char mp_bus_to_node[BUS_NR];
void set_mp_bus_to_node(int busnum, int node)
{
if (busnum >= 0 && busnum < BUS_NR)
mp_bus_to_node[busnum] = (unsigned char) node;
}
int get_mp_bus_to_node(int busnum)
{
int node;
if (busnum < 0 || busnum > (BUS_NR - 1))
return 0;
node = mp_bus_to_node[busnum];
return node;
}
#endif /* CONFIG_X86_32 */
#endif /* CONFIG_NUMA */
#ifdef CONFIG_X86_64
/*
* sub bus (transparent) will use entres from 3 to store extra from root,
* so need to make sure have enought slot there, increase PCI_BUS_NUM_RESOURCES?
*/
#define RES_NUM 16
struct pci_root_info {
char name[12];
unsigned int res_num;
struct resource res[RES_NUM];
int bus_min;
int bus_max;
int node;
int link;
};
/* 4 at this time, it may become to 32 */
#define PCI_ROOT_NR 4
static int pci_root_num;
static struct pci_root_info pci_root_info[PCI_ROOT_NR];
void set_pci_bus_resources_arch_default(struct pci_bus *b)
{

12
arch/x86/pci/common.c
View File

@ -328,18 +328,18 @@ static struct dmi_system_id __devinitdata pciprobe_dmi_table[] = {
#endif
{
.callback = set_bf_sort,
.ident = "HP ProLiant DL360",
.ident = "HP ProLiant DL385 G2",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "HP"),
DMI_MATCH(DMI_PRODUCT_NAME, "ProLiant DL360"),
DMI_MATCH(DMI_PRODUCT_NAME, "ProLiant DL385 G2"),
},
},
{
.callback = set_bf_sort,
.ident = "HP ProLiant DL380",
.ident = "HP ProLiant DL585 G2",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "HP"),
DMI_MATCH(DMI_PRODUCT_NAME, "ProLiant DL380"),
DMI_MATCH(DMI_PRODUCT_NAME, "ProLiant DL585 G2"),
},
},
{}
@ -384,7 +384,7 @@ struct pci_bus * __devinit pcibios_scan_root(int busnum)
extern u8 pci_cache_line_size;
static int __init pcibios_init(void)
int __init pcibios_init(void)
{
struct cpuinfo_x86 *c = &boot_cpu_data;
@ -411,8 +411,6 @@ static int __init pcibios_init(void)
return 0;
}
subsys_initcall(pcibios_init);
char * __devinit pcibios_setup(char *str)
{
if (!strcmp(str, "off")) {

4
arch/x86/pci/init.c
View File

@ -4,7 +4,7 @@
/* arch_initcall has too random ordering, so call the initializers
in the right sequence from here. */
static __init int pci_access_init(void)
static __init int pci_arch_init(void)
{
#ifdef CONFIG_PCI_DIRECT
int type = 0;
@ -40,4 +40,4 @@ static __init int pci_access_init(void)
return 0;
}
arch_initcall(pci_access_init);
arch_initcall(pci_arch_init);

5
arch/x86/pci/irq.c
View File

@ -1107,7 +1107,7 @@ static struct dmi_system_id __initdata pciirq_dmi_table[] = {
{ }
};
static int __init pcibios_irq_init(void)
int __init pcibios_irq_init(void)
{
DBG(KERN_DEBUG "PCI: IRQ init\n");
@ -1142,9 +1142,6 @@ static int __init pcibios_irq_init(void)
return 0;
}
subsys_initcall(pcibios_irq_init);
static void pirq_penalize_isa_irq(int irq, int active)
{
/*

11
arch/x86/pci/legacy.c
View File

@ -55,4 +55,13 @@ static int __init pci_legacy_init(void)
return 0;
}
subsys_initcall(pci_legacy_init);
int __init pci_subsys_init(void)
{
#ifdef CONFIG_ACPI
pci_acpi_init();
#endif
pci_legacy_init();
pcibios_irq_init();
pcibios_init();
}
subsys_initcall(pci_subsys_init);

23
arch/x86/pci/mp_bus_to_node.c
View File

@ -1,23 +0,0 @@
#include <linux/pci.h>
#include <linux/init.h>
#include <linux/topology.h>
#define BUS_NR 256
static unsigned char mp_bus_to_node[BUS_NR];
void set_mp_bus_to_node(int busnum, int node)
{
if (busnum >= 0 && busnum < BUS_NR)
mp_bus_to_node[busnum] = (unsigned char) node;
}
int get_mp_bus_to_node(int busnum)
{
int node;
if (busnum < 0 || busnum > (BUS_NR - 1))
return 0;
node = mp_bus_to_node[busnum];
return node;
}

8
arch/x86/pci/numa.c
View File

@ -177,4 +177,10 @@ static int __init pci_numa_init(void)
return 0;
}
subsys_initcall(pci_numa_init);
static __init int pci_subsys_init(void)
{
pci_numa_init();
pcibios_irq_init();
pcibios_init();
}
subsys_initcall(pci_subsys_init);

11
arch/x86/pci/pci.h
View File

@ -39,9 +39,6 @@ enum pci_bf_sort_state {
pci_dmi_bf,
};
extern void __init dmi_check_pciprobe(void);
extern void __init dmi_check_skip_isa_align(void);
/* pci-i386.c */
extern unsigned int pcibios_max_latency;
@ -99,10 +96,18 @@ extern struct pci_raw_ops *raw_pci_ext_ops;
extern struct pci_raw_ops pci_direct_conf1;
/* arch_initcall level */
extern int pci_direct_probe(void);
extern void pci_direct_init(int type);
extern void pci_pcbios_init(void);
extern int pci_olpc_init(void);
extern void __init dmi_check_pciprobe(void);
extern void __init dmi_check_skip_isa_align(void);
/* some common used subsys_initcalls */
extern int __init pci_acpi_init(void);
extern int __init pcibios_irq_init(void);
extern int __init pcibios_init(void);
/* pci-mmconfig.c */

9
arch/x86/pci/visws.c
View File

@ -85,7 +85,7 @@ void __init pcibios_update_irq(struct pci_dev *dev, int irq)
pci_write_config_byte(dev, PCI_INTERRUPT_LINE, irq);
}
static int __init pcibios_init(void)
static int __init pci_visws_init(void)
{
/* The VISWS supports configuration access type 1 only */
pci_probe = (pci_probe | PCI_PROBE_CONF1) &
@ -105,4 +105,9 @@ static int __init pcibios_init(void)
return 0;
}
subsys_initcall(pcibios_init);
static __init int pci_subsys_init(void)
{
pci_visws_init();
pcibios_init();
}
subsys_initcall(pci_subsys_init);

38
drivers/ide/arm/palm_bk3710.c
View File

@ -76,7 +76,7 @@ struct palm_bk3710_udmatiming {
#include "../ide-timing.h"
static long ide_palm_clk;
static unsigned ideclk_period; /* in nanoseconds */
static const struct palm_bk3710_udmatiming palm_bk3710_udmatimings[6] = {
{160, 240}, /* UDMA Mode 0 */
@ -86,8 +86,6 @@ static const struct palm_bk3710_udmatiming palm_bk3710_udmatimings[6] = {
{85, 60}, /* UDMA Mode 4 */
};
static struct clk *ideclkp;
static void palm_bk3710_setudmamode(void __iomem *base, unsigned int dev,
unsigned int mode)
{
@ -97,10 +95,10 @@ static void palm_bk3710_setudmamode(void __iomem *base, unsigned int dev,
/* DMA Data Setup */
t0 = DIV_ROUND_UP(palm_bk3710_udmatimings[mode].cycletime,
ide_palm_clk) - 1;
tenv = DIV_ROUND_UP(20, ide_palm_clk) - 1;
ideclk_period) - 1;
tenv = DIV_ROUND_UP(20, ideclk_period) - 1;
trp = DIV_ROUND_UP(palm_bk3710_udmatimings[mode].rptime,
ide_palm_clk) - 1;
ideclk_period) - 1;
/* udmatim Register */
val16 = readw(base + BK3710_UDMATIM) & (dev ? 0xFF0F : 0xFFF0);
@ -141,8 +139,8 @@ static void palm_bk3710_setdmamode(void __iomem *base, unsigned int dev,
cycletime = max_t(int, t->cycle, min_cycle);
/* DMA Data Setup */
t0 = DIV_ROUND_UP(cycletime, ide_palm_clk);
td = DIV_ROUND_UP(t->active, ide_palm_clk);
t0 = DIV_ROUND_UP(cycletime, ideclk_period);
td = DIV_ROUND_UP(t->active, ideclk_period);
tkw = t0 - td - 1;
td -= 1;
@ -168,9 +166,9 @@ static void palm_bk3710_setpiomode(void __iomem *base, ide_drive_t *mate,
struct ide_timing *t;
/* PIO Data Setup */
t0 = DIV_ROUND_UP(cycletime, ide_palm_clk);
t0 = DIV_ROUND_UP(cycletime, ideclk_period);
t2 = DIV_ROUND_UP(ide_timing_find_mode(XFER_PIO_0 + mode)->active,
ide_palm_clk);
ideclk_period);
t2i = t0 - t2 - 1;
t2 -= 1;
@ -192,8 +190,8 @@ static void palm_bk3710_setpiomode(void __iomem *base, ide_drive_t *mate,
/* TASKFILE Setup */
t = ide_timing_find_mode(XFER_PIO_0 + mode);
t0 = DIV_ROUND_UP(t->cyc8b, ide_palm_clk);
t2 = DIV_ROUND_UP(t->act8b, ide_palm_clk);
t0 = DIV_ROUND_UP(t->cyc8b, ideclk_period);
t2 = DIV_ROUND_UP(t->act8b, ideclk_period);
t2i = t0 - t2 - 1;
t2 -= 1;
@ -350,22 +348,22 @@ static const struct ide_port_info __devinitdata palm_bk3710_port_info = {
static int __devinit palm_bk3710_probe(struct platform_device *pdev)
{
struct clk *clkp;
struct clk *clk;
struct resource *mem, *irq;
ide_hwif_t *hwif;
unsigned long base;
unsigned long base, rate;
int i;
hw_regs_t hw;
u8 idx[4] = { 0xff, 0xff, 0xff, 0xff };
clkp = clk_get(NULL, "IDECLK");
if (IS_ERR(clkp))
clk = clk_get(NULL, "IDECLK");
if (IS_ERR(clk))
return -ENODEV;
ideclkp = clkp;
clk_enable(ideclkp);
ide_palm_clk = clk_get_rate(ideclkp)/100000;
ide_palm_clk = (10000/ide_palm_clk) + 1;
clk_enable(clk);
rate = clk_get_rate(clk);
ideclk_period = 1000000000UL / rate;
/* Register the IDE interface with Linux ATA Interface */
memset(&hw, 0, sizeof(hw));

8
drivers/ide/ide-probe.c
View File

@ -1218,16 +1218,12 @@ static void drive_release_dev (struct device *dev)
complete(&drive->gendev_rel_comp);
}
#ifndef ide_default_irq
#define ide_default_irq(irq) 0
#endif
static int hwif_init(ide_hwif_t *hwif)
{
int old_irq;
if (!hwif->irq) {
hwif->irq = ide_default_irq(hwif->io_ports.data_addr);
hwif->irq = __ide_default_irq(hwif->io_ports.data_addr);
if (!hwif->irq) {
printk("%s: DISABLED, NO IRQ\n", hwif->name);
return 0;
@ -1257,7 +1253,7 @@ static int hwif_init(ide_hwif_t *hwif)
* It failed to initialise. Find the default IRQ for
* this port and try that.
*/
hwif->irq = ide_default_irq(hwif->io_ports.data_addr);
hwif->irq = __ide_default_irq(hwif->io_ports.data_addr);
if (!hwif->irq) {
printk("%s: Disabled unable to get IRQ %d.\n",
hwif->name, old_irq);

3
drivers/ide/pci/it8213.c
View File

@ -184,8 +184,7 @@ static const struct ide_port_info it8213_chipsets[] __devinitdata = {
static int __devinit it8213_init_one(struct pci_dev *dev, const struct pci_device_id *id)
{
ide_setup_pci_device(dev, &it8213_chipsets[id->driver_data]);
return 0;
return ide_setup_pci_device(dev, &it8213_chipsets[id->driver_data]);
}
static const struct pci_device_id it8213_pci_tbl[] = {

6
drivers/ide/pci/ns87415.c
View File

@ -225,10 +225,6 @@ static int ns87415_dma_setup(ide_drive_t *drive)
return 1;
}
#ifndef ide_default_irq
#define ide_default_irq(irq) 0
#endif
static void __devinit init_hwif_ns87415 (ide_hwif_t *hwif)
{
struct pci_dev *dev = to_pci_dev(hwif->dev);
@ -288,7 +284,7 @@ static void __devinit init_hwif_ns87415 (ide_hwif_t *hwif)
}
if (!using_inta)
hwif->irq = ide_default_irq(hwif->io_ports.data_addr);
hwif->irq = __ide_default_irq(hwif->io_ports.data_addr);
else if (!hwif->irq && hwif->mate && hwif->mate->irq)
hwif->irq = hwif->mate->irq; /* share IRQ with mate */

8
drivers/net/ehea/ehea.h
View File

@ -40,7 +40,7 @@
#include <asm/io.h>
#define DRV_NAME "ehea"
#define DRV_VERSION "EHEA_0091"
#define DRV_VERSION "EHEA_0092"
/* eHEA capability flags */
#define DLPAR_PORT_ADD_REM 1
@ -452,7 +452,7 @@ struct ehea_bcmc_reg_entry {
struct ehea_bcmc_reg_array {
struct ehea_bcmc_reg_entry *arr;
int num_entries;
struct mutex lock;
spinlock_t lock;
};
#define EHEA_PORT_UP 1
@ -478,6 +478,7 @@ struct ehea_port {
int num_add_tx_qps;
int num_mcs;
int resets;
u64 flags;
u64 mac_addr;
u32 logical_port_id;
u32 port_speed;
@ -501,7 +502,8 @@ struct port_res_cfg {
};
enum ehea_flag_bits {
__EHEA_STOP_XFER
__EHEA_STOP_XFER,
__EHEA_DISABLE_PORT_RESET
};
void ehea_set_ethtool_ops(struct net_device *netdev);

42
drivers/net/ehea/ehea_main.c
View File

@ -118,6 +118,7 @@ static struct of_device_id ehea_device_table[] = {
},
{},
};
MODULE_DEVICE_TABLE(of, ehea_device_table);
static struct of_platform_driver ehea_driver = {
.name = "ehea",
@ -137,6 +138,12 @@ void ehea_dump(void *adr, int len, char *msg)
}
}
void ehea_schedule_port_reset(struct ehea_port *port)
{
if (!test_bit(__EHEA_DISABLE_PORT_RESET, &port->flags))
schedule_work(&port->reset_task);
}
static void ehea_update_firmware_handles(void)
{
struct ehea_fw_handle_entry *arr = NULL;
@ -241,7 +248,7 @@ static void ehea_update_bcmc_registrations(void)
}
if (num_registrations) {
arr = kzalloc(num_registrations * sizeof(*arr), GFP_KERNEL);
arr = kzalloc(num_registrations * sizeof(*arr), GFP_ATOMIC);
if (!arr)
return; /* Keep the existing array */
} else
@ -301,7 +308,7 @@ static struct net_device_stats *ehea_get_stats(struct net_device *dev)
memset(stats, 0, sizeof(*stats));
cb2 = kzalloc(PAGE_SIZE, GFP_KERNEL);
cb2 = kzalloc(PAGE_SIZE, GFP_ATOMIC);
if (!cb2) {
ehea_error("no mem for cb2");
goto out;
@ -587,7 +594,7 @@ static int ehea_treat_poll_error(struct ehea_port_res *pr, int rq,
"Resetting port.", pr->qp->init_attr.qp_nr);
ehea_dump(cqe, sizeof(*cqe), "CQE");
}
schedule_work(&pr->port->reset_task);
ehea_schedule_port_reset(pr->port);
return 1;
}
@ -616,7 +623,7 @@ static int get_skb_hdr(struct sk_buff *skb, void **iphdr,
*tcph = tcp_hdr(skb);
/* check if ip header and tcp header are complete */
if (iph->tot_len < ip_len + tcp_hdrlen(skb))
if (ntohs(iph->tot_len) < ip_len + tcp_hdrlen(skb))
return -1;
*hdr_flags = LRO_IPV4 | LRO_TCP;
@ -765,7 +772,7 @@ static struct ehea_cqe *ehea_proc_cqes(struct ehea_port_res *pr, int my_quota)
ehea_error("Send Completion Error: Resetting port");
if (netif_msg_tx_err(pr->port))
ehea_dump(cqe, sizeof(*cqe), "Send CQE");
schedule_work(&pr->port->reset_task);
ehea_schedule_port_reset(pr->port);
break;
}
@ -885,7 +892,7 @@ static irqreturn_t ehea_qp_aff_irq_handler(int irq, void *param)
eqe = ehea_poll_eq(port->qp_eq);
}
schedule_work(&port->reset_task);
ehea_schedule_port_reset(port);
return IRQ_HANDLED;
}
@ -1763,7 +1770,7 @@ static int ehea_set_mac_addr(struct net_device *dev, void *sa)
memcpy(dev->dev_addr, mac_addr->sa_data, dev->addr_len);
mutex_lock(&ehea_bcmc_regs.lock);
spin_lock(&ehea_bcmc_regs.lock);
/* Deregister old MAC in pHYP */
if (port->state == EHEA_PORT_UP) {
@ -1785,7 +1792,7 @@ static int ehea_set_mac_addr(struct net_device *dev, void *sa)
out_upregs:
ehea_update_bcmc_registrations();
mutex_unlock(&ehea_bcmc_regs.lock);
spin_unlock(&ehea_bcmc_regs.lock);
out_free:
kfree(cb0);
out:
@ -1947,7 +1954,7 @@ static void ehea_set_multicast_list(struct net_device *dev)
}
ehea_promiscuous(dev, 0);
mutex_lock(&ehea_bcmc_regs.lock);
spin_lock(&ehea_bcmc_regs.lock);
if (dev->flags & IFF_ALLMULTI) {
ehea_allmulti(dev, 1);
@ -1978,7 +1985,7 @@ static void ehea_set_multicast_list(struct net_device *dev)
}
out:
ehea_update_bcmc_registrations();
mutex_unlock(&ehea_bcmc_regs.lock);
spin_unlock(&ehea_bcmc_regs.lock);
return;
}
@ -2497,7 +2504,7 @@ static int ehea_up(struct net_device *dev)
}
}
mutex_lock(&ehea_bcmc_regs.lock);
spin_lock(&ehea_bcmc_regs.lock);
ret = ehea_broadcast_reg_helper(port, H_REG_BCMC);
if (ret) {
@ -2520,7 +2527,7 @@ out:
ehea_info("Failed starting %s. ret=%i", dev->name, ret);
ehea_update_bcmc_registrations();
mutex_unlock(&ehea_bcmc_regs.lock);
spin_unlock(&ehea_bcmc_regs.lock);
ehea_update_firmware_handles();
mutex_unlock(&ehea_fw_handles.lock);
@ -2575,7 +2582,7 @@ static int ehea_down(struct net_device *dev)
mutex_lock(&ehea_fw_handles.lock);
mutex_lock(&ehea_bcmc_regs.lock);
spin_lock(&ehea_bcmc_regs.lock);
ehea_drop_multicast_list(dev);
ehea_broadcast_reg_helper(port, H_DEREG_BCMC);
@ -2584,7 +2591,7 @@ static int ehea_down(struct net_device *dev)
port->state = EHEA_PORT_DOWN;
ehea_update_bcmc_registrations();
mutex_unlock(&ehea_bcmc_regs.lock);
spin_unlock(&ehea_bcmc_regs.lock);
ret = ehea_clean_all_portres(port);
if (ret)
@ -2605,13 +2612,14 @@ static int ehea_stop(struct net_device *dev)
if (netif_msg_ifdown(port))
ehea_info("disabling port %s", dev->name);
set_bit(__EHEA_DISABLE_PORT_RESET, &port->flags);
cancel_work_sync(&port->reset_task);
mutex_lock(&port->port_lock);
netif_stop_queue(dev);
port_napi_disable(port);
ret = ehea_down(dev);
mutex_unlock(&port->port_lock);
clear_bit(__EHEA_DISABLE_PORT_RESET, &port->flags);
return ret;
}
@ -2941,7 +2949,7 @@ static void ehea_tx_watchdog(struct net_device *dev)
if (netif_carrier_ok(dev) &&
!test_bit(__EHEA_STOP_XFER, &ehea_driver_flags))
schedule_work(&port->reset_task);
ehea_schedule_port_reset(port);
}
int ehea_sense_adapter_attr(struct ehea_adapter *adapter)
@ -3590,7 +3598,7 @@ int __init ehea_module_init(void)
memset(&ehea_bcmc_regs, 0, sizeof(ehea_bcmc_regs));
mutex_init(&ehea_fw_handles.lock);
mutex_init(&ehea_bcmc_regs.lock);
spin_lock_init(&ehea_bcmc_regs.lock);
ret = check_module_parm();
if (ret)

15
drivers/net/forcedeth.c
View File

@ -4194,12 +4194,23 @@ static int nv_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
netif_carrier_off(dev);
if (netif_running(dev)) {
unsigned long flags;
nv_disable_irq(dev);
netif_tx_lock_bh(dev);
spin_lock(&np->lock);
/* with plain spinlock lockdep complains */
spin_lock_irqsave(&np->lock, flags);
/* stop engines */
/* FIXME:
* this can take some time, and interrupts are disabled
* due to spin_lock_irqsave, but let's hope no daemon
* is going to change the settings very often...
* Worst case:
* NV_RXSTOP_DELAY1MAX + NV_TXSTOP_DELAY1MAX
* + some minor delays, which is up to a second approximately
*/
nv_stop_rxtx(dev);
spin_unlock(&np->lock);
spin_unlock_irqrestore(&np->lock, flags);
netif_tx_unlock_bh(dev);
}

3
drivers/net/fs_enet/mac-fcc.c
View File

@ -463,6 +463,9 @@ static void restart(struct net_device *dev)
else
C32(fccp, fcc_fpsmr, FCC_PSMR_FDE | FCC_PSMR_LPB);
/* Restore multicast and promiscuous settings */
set_multicast_list(dev);
S32(fccp, fcc_gfmr, FCC_GFMR_ENR | FCC_GFMR_ENT);
}

8
drivers/net/ibm_newemac/core.c
View File

@ -1636,6 +1636,12 @@ static int emac_poll_rx(void *param, int budget)
goto next;
}
if (len < ETH_HLEN) {
++dev->estats.rx_dropped_stack;
emac_recycle_rx_skb(dev, slot, len);
goto next;
}
if (len && len < EMAC_RX_COPY_THRESH) {
struct sk_buff *copy_skb =
alloc_skb(len + EMAC_RX_SKB_HEADROOM + 2, GFP_ATOMIC);
@ -2719,6 +2725,8 @@ static int __devinit emac_probe(struct of_device *ofdev,
/* Clean rings */
memset(dev->tx_desc, 0, NUM_TX_BUFF * sizeof(struct mal_descriptor));
memset(dev->rx_desc, 0, NUM_RX_BUFF * sizeof(struct mal_descriptor));
memset(dev->tx_skb, 0, NUM_TX_BUFF * sizeof(struct sk_buff *));
memset(dev->rx_skb, 0, NUM_RX_BUFF * sizeof(struct sk_buff *));
/* Attach to ZMII, if needed */
if (emac_has_feature(dev, EMAC_FTR_HAS_ZMII) &&

2
drivers/net/pasemi_mac.c
View File

@ -277,7 +277,7 @@ static int get_skb_hdr(struct sk_buff *skb, void **iphdr,
*tcph = tcp_hdr(skb);
/* check if ip header and tcp header are complete */
if (iph->tot_len < ip_len + tcp_hdrlen(skb))
if (ntohs(iph->tot_len) < ip_len + tcp_hdrlen(skb))
return -1;
*hdr_flags = LRO_IPV4 | LRO_TCP;

1
drivers/net/wan/hdlc_fr.c
View File

@ -1008,6 +1008,7 @@ static int fr_rx(struct sk_buff *skb)
stats->rx_bytes += skb->len;
if (pvc->state.becn)
stats->rx_compressed++;
skb->dev = dev;
netif_rx(skb);
return NET_RX_SUCCESS;
} else {

6
drivers/net/wireless/iwlwifi/iwl-3945.c
View File

@ -588,8 +588,12 @@ static void iwl3945_add_radiotap(struct iwl3945_priv *priv,
if (rate == -1)
iwl3945_rt->rt_rate = 0;
else
else {
if (stats->band == IEEE80211_BAND_5GHZ)
rate += IWL_FIRST_OFDM_RATE;
iwl3945_rt->rt_rate = iwl3945_rates[rate].ieee;
}
/* antenna number */
antenna = phy_flags_hw & RX_RES_PHY_FLAGS_ANTENNA_MSK;

6
drivers/net/wireless/iwlwifi/iwl-4965.c
View File

@ -3528,8 +3528,12 @@ static void iwl4965_add_radiotap(struct iwl_priv *priv,
if (rate == -1)
iwl4965_rt->rt_rate = 0;
else
else {
if (stats->band == IEEE80211_BAND_5GHZ)
rate += IWL_FIRST_OFDM_RATE;
iwl4965_rt->rt_rate = iwl4965_rates[rate].ieee;
}
/*
* "antenna number"

3
drivers/net/wireless/iwlwifi/iwl3945-base.c
View File

@ -6687,7 +6687,8 @@ static int iwl3945_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb,
if (priv->iw_mode == IEEE80211_IF_TYPE_MNTR) {
IWL_DEBUG_MAC80211("leave - monitor\n");
return -1;
dev_kfree_skb_any(skb);
return 0;
}
IWL_DEBUG_TX("dev->xmit(%d bytes) at rate 0x%02x\n", skb->len,

3
drivers/net/wireless/iwlwifi/iwl4965-base.c
View File

@ -6237,7 +6237,8 @@ static int iwl4965_mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb,
if (priv->iw_mode == IEEE80211_IF_TYPE_MNTR) {
IWL_DEBUG_MAC80211("leave - monitor\n");
return -1;
dev_kfree_skb_any(skb);
return 0;
}
IWL_DEBUG_TX("dev->xmit(%d bytes) at rate 0x%02x\n", skb->len,

1
drivers/net/wireless/libertas/if_usb.c
View File

@ -925,6 +925,7 @@ static struct usb_driver if_usb_driver = {
.id_table = if_usb_table,
.suspend = if_usb_suspend,
.resume = if_usb_resume,
.reset_resume = if_usb_resume,
};
static int __init if_usb_init_module(void)

2
fs/nfs/dir.c
View File

@ -204,7 +204,7 @@ int nfs_readdir_filler(nfs_readdir_descriptor_t *desc, struct page *page)
* Note: assumes we have exclusive access to this mapping either
* through inode->i_mutex or some other mechanism.
*/
if (page->index == 0 && invalidate_inode_pages2_range(inode->i_mapping, PAGE_CACHE_SIZE, -1) < 0) {
if (invalidate_inode_pages2_range(inode->i_mapping, page->index + 1, -1) < 0) {
/* Should never happen */
nfs_zap_mapping(inode, inode->i_mapping);
}

2
fs/reiserfs/inode.c
View File

@ -45,6 +45,8 @@ void reiserfs_delete_inode(struct inode *inode)
goto out;
reiserfs_update_inode_transaction(inode);
reiserfs_discard_prealloc(&th, inode);
err = reiserfs_delete_object(&th, inode);
/* Do quota update inside a transaction for journaled quotas. We must do that

6
include/asm-powerpc/hugetlb.h
View File

@ -49,12 +49,6 @@ static inline pte_t huge_pte_wrprotect(pte_t pte)
return pte_wrprotect(pte);
}
static inline void huge_ptep_set_wrprotect(struct mm_struct *mm,
unsigned long addr, pte_t *ptep)
{
ptep_set_wrprotect(mm, addr, ptep);
}
static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma,
unsigned long addr, pte_t *ptep,
pte_t pte, int dirty)

10
include/asm-powerpc/pgtable-ppc64.h
View File

@ -314,6 +314,16 @@ static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr,
old = pte_update(mm, addr, ptep, _PAGE_RW, 0);
}
static inline void huge_ptep_set_wrprotect(struct mm_struct *mm,
unsigned long addr, pte_t *ptep)
{
unsigned long old;
if ((pte_val(*ptep) & _PAGE_RW) == 0)
return;
old = pte_update(mm, addr, ptep, _PAGE_RW, 1);
}
/*
* We currently remove entries from the hashtable regardless of whether
* the entry was young or dirty. The generic routines only flush if the

5
include/asm-s390/pgtable.h
View File

@ -223,6 +223,9 @@ extern char empty_zero_page[PAGE_SIZE];
#define _PAGE_SPECIAL 0x004 /* SW associated with special page */
#define __HAVE_ARCH_PTE_SPECIAL
/* Set of bits not changed in pte_modify */
#define _PAGE_CHG_MASK (PAGE_MASK | _PAGE_SPECIAL)
/* Six different types of pages. */
#define _PAGE_TYPE_EMPTY 0x400
#define _PAGE_TYPE_NONE 0x401
@ -681,7 +684,7 @@ static inline void pte_clear(struct mm_struct *mm, unsigned long addr, pte_t *pt
*/
static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
{
pte_val(pte) &= PAGE_MASK;
pte_val(pte) &= _PAGE_CHG_MASK;
pte_val(pte) |= pgprot_val(newprot);
return pte;
}

15
include/linux/ide.h
View File

@ -189,6 +189,21 @@ static inline void ide_std_init_ports(hw_regs_t *hw,
hw->io_ports.ctl_addr = ctl_addr;
}
/* for IDE PCI controllers in legacy mode, temporary */
static inline int __ide_default_irq(unsigned long base)
{
switch (base) {
#ifdef CONFIG_IA64
case 0x1f0: return isa_irq_to_vector(14);
case 0x170: return isa_irq_to_vector(15);
#else
case 0x1f0: return 14;
case 0x170: return 15;
#endif
}
return 0;
}
#include <asm/ide.h>
#if !defined(MAX_HWIFS) || defined(CONFIG_EMBEDDED)

128
lib/vsprintf.c
View File

@ -22,6 +22,8 @@
#include <linux/string.h>
#include <linux/ctype.h>
#include <linux/kernel.h>
#include <linux/kallsyms.h>
#include <linux/uaccess.h>
#include <asm/page.h> /* for PAGE_SIZE */
#include <asm/div64.h>
@ -482,6 +484,89 @@ static char *number(char *buf, char *end, unsigned long long num, int base, int
return buf;
}
static char *string(char *buf, char *end, char *s, int field_width, int precision, int flags)
{
int len, i;
if ((unsigned long)s < PAGE_SIZE)
s = "<NULL>";
len = strnlen(s, precision);
if (!(flags & LEFT)) {
while (len < field_width--) {
if (buf < end)
*buf = ' ';
++buf;
}
}
for (i = 0; i < len; ++i) {
if (buf < end)
*buf = *s;
++buf; ++s;
}
while (len < field_width--) {
if (buf < end)
*buf = ' ';
++buf;
}
return buf;
}
static inline void *dereference_function_descriptor(void *ptr)
{
#if defined(CONFIG_IA64) || defined(CONFIG_PPC64)
void *p;
if (!probe_kernel_address(ptr, p))
ptr = p;
#endif
return ptr;
}
static char *symbol_string(char *buf, char *end, void *ptr, int field_width, int precision, int flags)
{
unsigned long value = (unsigned long) ptr;
#ifdef CONFIG_KALLSYMS
char sym[KSYM_SYMBOL_LEN];
sprint_symbol(sym, value);
return string(buf, end, sym, field_width, precision, flags);
#else
field_width = 2*sizeof(void *);
flags |= SPECIAL | SMALL | ZEROPAD;
return number(buf, end, value, 16, field_width, precision, flags);
#endif
}
/*
* Show a '%p' thing. A kernel extension is that the '%p' is followed
* by an extra set of alphanumeric characters that are extended format
* specifiers.
*
* Right now we just handle 'F' (for symbolic Function descriptor pointers)
* and 'S' (for Symbolic direct pointers), but this can easily be
* extended in the future (network address types etc).
*
* The difference between 'S' and 'F' is that on ia64 and ppc64 function
* pointers are really function descriptors, which contain a pointer the
* real address.
*/
static char *pointer(const char *fmt, char *buf, char *end, void *ptr, int field_width, int precision, int flags)
{
switch (*fmt) {
case 'F':
ptr = dereference_function_descriptor(ptr);
/* Fallthrough */
case 'S':
return symbol_string(buf, end, ptr, field_width, precision, flags);
}
flags |= SMALL;
if (field_width == -1) {
field_width = 2*sizeof(void *);
flags |= ZEROPAD;
}
return number(buf, end, (unsigned long) ptr, 16, field_width, precision, flags);
}
/**
* vsnprintf - Format a string and place it in a buffer
* @buf: The buffer to place the result into
@ -502,11 +587,9 @@ static char *number(char *buf, char *end, unsigned long long num, int base, int
*/
int vsnprintf(char *buf, size_t size, const char *fmt, va_list args)
{
int len;
unsigned long long num;
int i, base;
int base;
char *str, *end, c;
const char *s;
int flags; /* flags to number() */
@ -622,43 +705,18 @@ int vsnprintf(char *buf, size_t size, const char *fmt, va_list args)
continue;
case 's':
s = va_arg(args, char *);
if ((unsigned long)s < PAGE_SIZE)
s = "<NULL>";
len = strnlen(s, precision);
if (!(flags & LEFT)) {
while (len < field_width--) {
if (str < end)
*str = ' ';
++str;
}
}
for (i = 0; i < len; ++i) {
if (str < end)
*str = *s;
++str; ++s;
}
while (len < field_width--) {
if (str < end)
*str = ' ';
++str;
}
str = string(str, end, va_arg(args, char *), field_width, precision, flags);
continue;
case 'p':
flags |= SMALL;
if (field_width == -1) {
field_width = 2*sizeof(void *);
flags |= ZEROPAD;
}
str = number(str, end,
(unsigned long) va_arg(args, void *),
16, field_width, precision, flags);
str = pointer(fmt+1, str, end,
va_arg(args, void *),
field_width, precision, flags);
/* Skip all alphanumeric pointer suffixes */
while (isalnum(fmt[1]))
fmt++;
continue;
case 'n':
/* FIXME:
* What does C99 say about the overflow case here? */

10
net/bridge/br_if.c
View File

@ -442,12 +442,16 @@ int br_del_if(struct net_bridge *br, struct net_device *dev)
void __exit br_cleanup_bridges(void)
{
struct net_device *dev, *nxt;
struct net_device *dev;
rtnl_lock();
for_each_netdev_safe(&init_net, dev, nxt)
if (dev->priv_flags & IFF_EBRIDGE)
restart:
for_each_netdev(&init_net, dev) {
if (dev->priv_flags & IFF_EBRIDGE) {
del_br(dev->priv);
goto restart;
}
}
rtnl_unlock();
}

10
net/can/af_can.c
View File

@ -205,12 +205,19 @@ static int can_create(struct net *net, struct socket *sock, int protocol)
* -ENOBUFS on full driver queue (see net_xmit_errno())
* -ENOMEM when local loopback failed at calling skb_clone()
* -EPERM when trying to send on a non-CAN interface
* -EINVAL when the skb->data does not contain a valid CAN frame
*/
int can_send(struct sk_buff *skb, int loop)
{
struct sk_buff *newskb = NULL;
struct can_frame *cf = (struct can_frame *)skb->data;
int err;
if (skb->len != sizeof(struct can_frame) || cf->can_dlc > 8) {
kfree_skb(skb);
return -EINVAL;
}
if (skb->dev->type != ARPHRD_CAN) {
kfree_skb(skb);
return -EPERM;
@ -605,6 +612,7 @@ static int can_rcv(struct sk_buff *skb, struct net_device *dev,
struct packet_type *pt, struct net_device *orig_dev)
{
struct dev_rcv_lists *d;
struct can_frame *cf = (struct can_frame *)skb->data;
int matches;
if (dev->type != ARPHRD_CAN || dev_net(dev) != &init_net) {
@ -612,6 +620,8 @@ static int can_rcv(struct sk_buff *skb, struct net_device *dev,
return 0;
}
BUG_ON(skb->len != sizeof(struct can_frame) || cf->can_dlc > 8);
/* update statistics */
can_stats.rx_frames++;
can_stats.rx_frames_delta++;

23
net/can/bcm.c
View File

@ -298,7 +298,7 @@ static void bcm_send_to_user(struct bcm_op *op, struct bcm_msg_head *head,
if (head->nframes) {
/* can_frames starting here */
firstframe = (struct can_frame *) skb_tail_pointer(skb);
firstframe = (struct can_frame *)skb_tail_pointer(skb);
memcpy(skb_put(skb, datalen), frames, datalen);
@ -826,6 +826,10 @@ static int bcm_tx_setup(struct bcm_msg_head *msg_head, struct msghdr *msg,
for (i = 0; i < msg_head->nframes; i++) {
err = memcpy_fromiovec((u8 *)&op->frames[i],
msg->msg_iov, CFSIZ);
if (op->frames[i].can_dlc > 8)
err = -EINVAL;
if (err < 0)
return err;
@ -858,6 +862,10 @@ static int bcm_tx_setup(struct bcm_msg_head *msg_head, struct msghdr *msg,
for (i = 0; i < msg_head->nframes; i++) {
err = memcpy_fromiovec((u8 *)&op->frames[i],
msg->msg_iov, CFSIZ);
if (op->frames[i].can_dlc > 8)
err = -EINVAL;
if (err < 0) {
if (op->frames != &op->sframe)
kfree(op->frames);
@ -1164,9 +1172,12 @@ static int bcm_tx_send(struct msghdr *msg, int ifindex, struct sock *sk)
skb->dev = dev;
skb->sk = sk;
can_send(skb, 1); /* send with loopback */
err = can_send(skb, 1); /* send with loopback */
dev_put(dev);
if (err)
return err;
return CFSIZ + MHSIZ;
}
@ -1185,6 +1196,10 @@ static int bcm_sendmsg(struct kiocb *iocb, struct socket *sock,
if (!bo->bound)
return -ENOTCONN;
/* check for valid message length from userspace */
if (size < MHSIZ || (size - MHSIZ) % CFSIZ)
return -EINVAL;
/* check for alternative ifindex for this bcm_op */
if (!ifindex && msg->msg_name) {
@ -1259,8 +1274,8 @@ static int bcm_sendmsg(struct kiocb *iocb, struct socket *sock,
break;
case TX_SEND:
/* we need at least one can_frame */
if (msg_head.nframes < 1)
/* we need exactly one can_frame behind the msg head */
if ((msg_head.nframes != 1) || (size != CFSIZ + MHSIZ))
ret = -EINVAL;
else
ret = bcm_tx_send(msg, ifindex, sk);

3
net/can/raw.c
View File

@ -632,6 +632,9 @@ static int raw_sendmsg(struct kiocb *iocb, struct socket *sock,
} else
ifindex = ro->ifindex;
if (size != sizeof(struct can_frame))
return -EINVAL;
dev = dev_get_by_index(&init_net, ifindex);
if (!dev)
return -ENXIO;

4
net/ipv4/tcp.c
View File

@ -255,6 +255,7 @@
#include <linux/init.h>
#include <linux/fs.h>
#include <linux/skbuff.h>
#include <linux/scatterlist.h>
#include <linux/splice.h>
#include <linux/net.h>
#include <linux/socket.h>
@ -1208,7 +1209,8 @@ int tcp_read_sock(struct sock *sk, read_descriptor_t *desc,
return -ENOTCONN;
while ((skb = tcp_recv_skb(sk, seq, &offset)) != NULL) {
if (offset < skb->len) {
size_t used, len;
int used;
size_t len;
len = skb->len - offset;
/* Stop reading if we hit a patch of urgent data */

23
net/sunrpc/rpcb_clnt.c
View File

@ -243,10 +243,10 @@ int rpcb_getport_sync(struct sockaddr_in *sin, u32 prog, u32 vers, int prot)
}
EXPORT_SYMBOL_GPL(rpcb_getport_sync);
static struct rpc_task *rpcb_call_async(struct rpc_clnt *rpcb_clnt, struct rpcbind_args *map, int version)
static struct rpc_task *rpcb_call_async(struct rpc_clnt *rpcb_clnt, struct rpcbind_args *map, struct rpc_procinfo *proc)
{
struct rpc_message msg = {
.rpc_proc = rpcb_next_version[version].rpc_proc,
.rpc_proc = proc,
.rpc_argp = map,
.rpc_resp = &map->r_port,
};
@ -271,6 +271,7 @@ static struct rpc_task *rpcb_call_async(struct rpc_clnt *rpcb_clnt, struct rpcbi
void rpcb_getport_async(struct rpc_task *task)
{
struct rpc_clnt *clnt = task->tk_client;
struct rpc_procinfo *proc;
u32 bind_version;
struct rpc_xprt *xprt = task->tk_xprt;
struct rpc_clnt *rpcb_clnt;
@ -280,7 +281,6 @@ void rpcb_getport_async(struct rpc_task *task)
struct sockaddr *sap = (struct sockaddr *)&addr;
size_t salen;
int status;
struct rpcb_info *info;
dprintk("RPC: %5u %s(%s, %u, %u, %d)\n",
task->tk_pid, __func__,
@ -313,10 +313,12 @@ void rpcb_getport_async(struct rpc_task *task)
/* Don't ever use rpcbind v2 for AF_INET6 requests */
switch (sap->sa_family) {
case AF_INET:
info = rpcb_next_version;
proc = rpcb_next_version[xprt->bind_index].rpc_proc;
bind_version = rpcb_next_version[xprt->bind_index].rpc_vers;
break;
case AF_INET6:
info = rpcb_next_version6;
proc = rpcb_next_version6[xprt->bind_index].rpc_proc;
bind_version = rpcb_next_version6[xprt->bind_index].rpc_vers;
break;
default:
status = -EAFNOSUPPORT;
@ -324,14 +326,13 @@ void rpcb_getport_async(struct rpc_task *task)
task->tk_pid, __func__);
goto bailout_nofree;
}
if (info[xprt->bind_index].rpc_proc == NULL) {
if (proc == NULL) {
xprt->bind_index = 0;
status = -EPFNOSUPPORT;
dprintk("RPC: %5u %s: no more getport versions available\n",
task->tk_pid, __func__);
goto bailout_nofree;
}
bind_version = info[xprt->bind_index].rpc_vers;
dprintk("RPC: %5u %s: trying rpcbind version %u\n",
task->tk_pid, __func__, bind_version);
@ -361,22 +362,20 @@ void rpcb_getport_async(struct rpc_task *task)
map->r_addr = rpc_peeraddr2str(rpcb_clnt, RPC_DISPLAY_UNIVERSAL_ADDR);
map->r_owner = RPCB_OWNER_STRING; /* ignored for GETADDR */
child = rpcb_call_async(rpcb_clnt, map, xprt->bind_index);
child = rpcb_call_async(rpcb_clnt, map, proc);
rpc_release_client(rpcb_clnt);
if (IS_ERR(child)) {
status = -EIO;
/* rpcb_map_release() has freed the arguments */
dprintk("RPC: %5u %s: rpc_run_task failed\n",
task->tk_pid, __func__);
goto bailout;
goto bailout_nofree;
}
rpc_put_task(child);
task->tk_xprt->stat.bind_count++;
return;
bailout:
kfree(map);
xprt_put(xprt);
bailout_nofree:
rpcb_wake_rpcbind_waiters(xprt, status);
bailout_nowake: