diff options
| author | Laura Abbott <labbott@redhat.com> | 2018-07-20 14:41:53 -0700 |
|---|---|---|
| committer | Will Deacon <will.deacon@arm.com> | 2018-07-26 11:36:07 +0100 |
| commit | 8a1ccfbc9e0256baafbbce85ccdb72ec89af2aab (patch) | |
| tree | f1da058d47dd6f0952f4aa8143a5d2eb05f3f8ea /arch/arm64/kernel/stacktrace.c | |
| parent | 2c870e61132c082a03769d2ac0a2849ba33c10e3 (diff) | |
arm64: Add stack information to on_accessible_stack
In preparation for enabling the stackleak plugin on arm64,
we need a way to get the bounds of the current stack. Extend
on_accessible_stack to get this information.
Acked-by: Alexander Popov <alex.popov@linux.com>
Reviewed-by: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: Laura Abbott <labbott@redhat.com>
[will: folded in fix for allmodconfig build breakage w/ sdei]
Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'arch/arm64/kernel/stacktrace.c')
| -rw-r--r-- | arch/arm64/kernel/stacktrace.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm64/kernel/stacktrace.c b/arch/arm64/kernel/stacktrace.c index d5718a060672..4989f7ea1e59 100644 --- a/arch/arm64/kernel/stacktrace.c +++ b/arch/arm64/kernel/stacktrace.c @@ -50,7 +50,7 @@ int notrace unwind_frame(struct task_struct *tsk, struct stackframe *frame) if (!tsk) tsk = current; - if (!on_accessible_stack(tsk, fp)) + if (!on_accessible_stack(tsk, fp, NULL)) return -EINVAL; frame->fp = READ_ONCE_NOCHECK(*(unsigned long *)(fp)); |