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authorMark Rutland <mark.rutland@arm.com>2022-09-01 14:06:40 +0100
committerCatalin Marinas <catalin.marinas@arm.com>2022-09-09 12:30:07 +0100
commitb532ab5f23389e2141d8b586608f6435f83d5ecd (patch)
treee293f990577fb4789ec1425bf42d9ed0df38c5e0 /arch/arm64/kvm/hyp
parentarm64: stacktrace: simplify unwind_next_common() (diff)
downloadlinux-dev-b532ab5f23389e2141d8b586608f6435f83d5ecd.tar.xz
linux-dev-b532ab5f23389e2141d8b586608f6435f83d5ecd.zip
arm64: stacktrace: rename unwind_next_common() -> unwind_next_frame_record()
The unwind_next_common() function unwinds a single frame record. There are other unwind steps (e.g. unwinding through trampolines) which are handled in the regular kernel unwinder, and in future there may be other common unwind helpers. Clarify the purpose of unwind_next_common() by renaming it to unwind_next_frame_record(). At the same time, add commentary, and delete the redundant comment at the top of asm/stacktrace/common.h. There should be no functional change as a result of this patch. Signed-off-by: Mark Rutland <mark.rutland@arm.com> Reviewed-by: Kalesh Singh <kaleshsingh@google.com> Reviewed-by: Madhavan T. Venkataraman <madvenka@linux.microsoft.com> Reviewed-by: Mark Brown <broonie@kernel.org> Cc: Fuad Tabba <tabba@google.com> Cc: Marc Zyngier <maz@kernel.org> Cc: Will Deacon <will@kernel.org> Link: https://lore.kernel.org/r/20220901130646.1316937-4-mark.rutland@arm.com Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch/arm64/kvm/hyp')
-rw-r--r--arch/arm64/kvm/hyp/nvhe/stacktrace.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm64/kvm/hyp/nvhe/stacktrace.c b/arch/arm64/kvm/hyp/nvhe/stacktrace.c
index 50a1fa6b5c04..579b46aa9a55 100644
--- a/arch/arm64/kvm/hyp/nvhe/stacktrace.c
+++ b/arch/arm64/kvm/hyp/nvhe/stacktrace.c
@@ -71,7 +71,7 @@ static bool on_accessible_stack(const struct task_struct *tsk,
static int unwind_next(struct unwind_state *state)
{
- return unwind_next_common(state, on_accessible_stack, NULL);
+ return unwind_next_frame_record(state, on_accessible_stack, NULL);
}
static void notrace unwind(struct unwind_state *state,