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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-07 02:18:07 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-07 02:18:07 +0000 |
| commit | 6c080a1a353c6fc2590555ec7dd8982d1143d02d (patch) | |
| tree | 5fb60c5cd3d6bb6496650d1605a3c51d09be2bf1 /arch/loongarch | |
| parent | Adding debian version 6.1.85-1. (diff) | |
| download | linux-6c080a1a353c6fc2590555ec7dd8982d1143d02d.tar.xz linux-6c080a1a353c6fc2590555ec7dd8982d1143d02d.zip | |
Merging upstream version 6.1.90.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/loongarch')
| -rw-r--r-- | arch/loongarch/include/asm/perf_event.h | 8 | ||||
| -rw-r--r-- | arch/loongarch/mm/fault.c | 4 |
2 files changed, 10 insertions, 2 deletions
diff --git a/arch/loongarch/include/asm/perf_event.h b/arch/loongarch/include/asm/perf_event.h index 2a35a0bc2..52b638059 100644 --- a/arch/loongarch/include/asm/perf_event.h +++ b/arch/loongarch/include/asm/perf_event.h @@ -7,6 +7,14 @@ #ifndef __LOONGARCH_PERF_EVENT_H__ #define __LOONGARCH_PERF_EVENT_H__ +#include <asm/ptrace.h> + #define perf_arch_bpf_user_pt_regs(regs) (struct user_pt_regs *)regs +#define perf_arch_fetch_caller_regs(regs, __ip) { \ + (regs)->csr_era = (__ip); \ + (regs)->regs[3] = current_stack_pointer; \ + (regs)->regs[22] = (unsigned long) __builtin_frame_address(0); \ +} + #endif /* __LOONGARCH_PERF_EVENT_H__ */ diff --git a/arch/loongarch/mm/fault.c b/arch/loongarch/mm/fault.c index b829ab911..007718d51 100644 --- a/arch/loongarch/mm/fault.c +++ b/arch/loongarch/mm/fault.c @@ -193,10 +193,10 @@ good_area: if (!(vma->vm_flags & VM_WRITE)) goto bad_area; } else { - if (!(vma->vm_flags & VM_READ) && address != exception_era(regs)) - goto bad_area; if (!(vma->vm_flags & VM_EXEC) && address == exception_era(regs)) goto bad_area; + if (!(vma->vm_flags & (VM_READ | VM_WRITE)) && address != exception_era(regs)) + goto bad_area; } /* |