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| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2022-12-19 12:27:25 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2022-12-19 12:27:25 -0300 |
| commit | 30d647f5ba9ebefa153ad2bc3f05e3a7c7d90d1c (patch) | |
| tree | 418c535ebc1a0001b7c448e1d7ff97cf79bff8fd /arch/powerpc/include/asm/processor.h | |
| parent | 66dfc517e8ec530b1d8d4776c05e3f264f38ecb8 (diff) | |
| parent | aeba12b26c79fc35e07e511f692a8907037d95da (diff) | |
Merge remote-tracking branch 'torvalds/master' into perf/core
To pick up fixes.
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'arch/powerpc/include/asm/processor.h')
| -rw-r--r-- | arch/powerpc/include/asm/processor.h | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h index 631802999d59..e96c9b8c2a60 100644 --- a/arch/powerpc/include/asm/processor.h +++ b/arch/powerpc/include/asm/processor.h @@ -374,9 +374,18 @@ static inline unsigned long __pack_fe01(unsigned int fpmode) #endif -/* Check that a certain kernel stack pointer is valid in task_struct p */ -int validate_sp(unsigned long sp, struct task_struct *p, - unsigned long nbytes); +/* + * Check that a certain kernel stack pointer is a valid (minimum sized) + * stack frame in task_struct p. + */ +int validate_sp(unsigned long sp, struct task_struct *p); + +/* + * validate the stack frame of a particular minimum size, used for when we are + * looking at a certain object in the stack beyond the minimum. + */ +int validate_sp_size(unsigned long sp, struct task_struct *p, + unsigned long nbytes); /* * Prefetch macros. |