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linux/arch/riscv/kernel
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Jisheng Zhang 7ae11635ec
riscv: keep interrupts disabled for BREAKPOINT exception 
Current riscv's kprobe handlers are run with both preemption and
interrupt enabled, this violates kprobe requirements. Fix this issue
by keeping interrupts disabled for BREAKPOINT exception.

Fixes: c22b0bcb1dd0 ("riscv: Add kprobes supported")
Cc: stable@vger.kernel.org
Signed-off-by: Jisheng Zhang <jszhang@kernel.org>
Reviewed-by: Masami Hiramatsu <mhiramat@kernel.org>
[Palmer: add a comment]
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
2021-04-15 21:32:40 -07:00
..
probes
riscv: kprobes/ftrace: Add recursion protection to the ftrace callback
2021-04-15 21:32:34 -07:00
vdso
riscv: Disable KSAN_SANITIZE for vDSO
2021-02-22 17:51:23 -08:00
.gitignore
.gitignore: add SPDX License Identifier
2020-03-25 11:50:48 +01:00
asm-offsets.c
riscv: Enable per-task stack canaries
2021-01-14 15:09:10 -08:00
cacheinfo.c
riscv: cacheinfo: Fix using smp_processor_id() in preemptible
2021-01-12 20:25:32 -08:00
cpu_ops_sbi.c
RISC-V: Support cpu hotplug
2020-03-31 11:28:30 -07:00
cpu_ops_spinwait.c
RISC-V: Add cpu_ops and modify default booting method
2020-03-31 11:25:56 -07:00
cpu_ops.c
treewide: Convert macro and uses of __section(foo) to __section("foo")
2020-10-25 14:51:49 -07:00
cpu-hotplug.c
RISC-V: Support cpu hotplug
2020-03-31 11:28:30 -07:00
cpu.c
RISC-V: Rename and move plic_find_hart_id() to arch directory
2020-06-09 19:11:20 -07:00
cpufeature.c
RISC-V: Add bitmap reprensenting ISA features common across CPUs
2020-05-04 14:08:59 -07:00
efi-header.S
RISC-V: Add PE/COFF header for EFI stub
2020-10-02 14:31:16 -07:00
efi.c
RISC-V: Add EFI runtime services
2020-10-02 14:31:28 -07:00
entry.S
riscv: keep interrupts disabled for BREAKPOINT exception
2021-04-15 21:32:40 -07:00
fpu.S
riscv: abstract out CSR names for supervisor vs machine mode
2019-11-05 09:20:42 -08:00
ftrace.c
riscv: Using PATCHABLE_FUNCTION_ENTRY instead of MCOUNT
2021-01-14 15:09:05 -08:00
head.h
RISC-V: Move DT mapping outof fixmap
2020-10-02 14:30:57 -07:00
head.S
riscv: add BUILTIN_DTB support for MMU-enabled targets
2021-02-18 23:17:54 -08:00
image-vars.h
arch/riscv:fix typo in a comment in arch/riscv/kernel/image-vars.h
2021-02-18 23:18:00 -08:00
irq.c
RISC-V: Remove do_IRQ() function
2020-06-09 19:11:24 -07:00
jump_label.c
riscv: Add jump-label implementation
2020-07-30 11:37:43 -07:00
kgdb.c
riscv: Fix "no previous prototype" compile warning in kgdb.c file
2020-07-09 20:09:30 -07:00
Makefile
riscv: syscall_table: Reduce W=1 compilation warnings noise
2021-03-09 20:46:04 -08:00
mcount-dyn.S
riscv: Using PATCHABLE_FUNCTION_ENTRY instead of MCOUNT
2021-01-14 15:09:05 -08:00
mcount.S
RISC-V: remove the unused return_to_handler export
2018-10-22 17:38:12 -07:00
module-sections.c
riscv: add missing header file includes
2019-10-28 00:46:01 -07:00
module.c
riscv: Support R_RISCV_ADD64 and R_RISCV_SUB64 relocs
2020-07-30 11:37:41 -07:00
patch.c
riscv: Fixup compile error BUILD_BUG_ON failed
2021-01-14 15:09:01 -08:00
perf_callchain.c
riscv: Make stack walk callback consistent with generic code
2020-11-20 18:53:38 -08:00
perf_event.c
riscv: perf_event: Make some funciton static
2020-05-11 13:48:19 -07:00
perf_regs.c
perf/arch: Remove perf_sample_data::regs_user_copy
2020-11-09 18:12:34 +01:00
process.c
riscv: process: Fix no prototype for show_regs
2021-03-09 20:46:05 -08:00
ptrace.c
RISC-V: Implement ptrace regs and stack API
2021-01-14 15:09:01 -08:00
reset.c
riscv: cleanup the default power off implementation
2019-11-13 13:22:52 -08:00
riscv_ksyms.c
riscv: provide memmove implementation
2020-12-10 17:27:54 -08:00
sbi.c
riscv: sbi: Fix comment of __sbi_set_timer_v01
2021-03-09 20:46:01 -08:00
setup.c
RISC-V: Fix out-of-bounds accesses in init_resources()
2021-03-16 21:55:11 -07:00
signal.c
riscv: Add uprobes supported
2021-01-14 15:09:08 -08:00
smp.c
RISC-V: Remove CLINT related code from timer and arch
2020-08-20 10:58:13 -07:00
smpboot.c
riscv: Add numa support for riscv64 platform
2021-01-14 15:08:58 -08:00
soc.c
riscv: Fix builtin DTB handling
2021-01-07 19:00:50 -08:00
stacktrace.c
riscv: Drop const annotation for sp
2021-04-01 21:37:03 -07:00
sys_riscv.c
RISC-V: Don't allow write+exec only page mapping request in mmap
2020-06-18 17:28:53 -07:00
syscall_table.c
riscv: add missing header file includes
2019-10-28 00:46:01 -07:00
time.c
riscv: time: Fix no prototype for time_init
2021-03-09 20:46:03 -08:00
traps_misaligned.c
riscv: Unaligned load/store handling for M_MODE
2020-04-03 10:45:33 -07:00
traps.c
riscv: add do_page_fault and do_trap_break into the kprobes blacklist
2021-04-15 21:32:28 -07:00
vdso.c
riscv: Fixup CONFIG_GENERIC_TIME_VSYSCALL
2021-01-12 20:34:44 -08:00
vmlinux.lds.S
RISC-V: Move dynamic relocation section under __init
2020-11-25 16:05:29 -08:00