* [PATCH] arch/Kconfig: Update HAVE_RELIABLE_STACKTRACE description
@ 2020-01-20 15:40 Miroslav Benes
2020-01-20 17:32 ` Josh Poimboeuf
0 siblings, 1 reply; 2+ messages in thread
From: Miroslav Benes @ 2020-01-20 15:40 UTC (permalink / raw)
To: akpm, jpoimboe, trivial; +Cc: linux-kernel, Miroslav Benes
save_stack_trace_tsk_reliable() is not the only function providing the
reliable stack traces anymore. Architecture might define ARCH_STACKWALK
which provides a newer stack walking interface and has
arch_stack_walk_reliable() function. Update the description accordingly.
Signed-off-by: Miroslav Benes <mbenes@suse.cz>
---
arch/Kconfig | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/arch/Kconfig b/arch/Kconfig
index 48b5e103bdb0..f73dbbcc86fe 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -733,8 +733,9 @@ config HAVE_STACK_VALIDATION
config HAVE_RELIABLE_STACKTRACE
bool
help
- Architecture has a save_stack_trace_tsk_reliable() function which
- only returns a stack trace if it can guarantee the trace is reliable.
+ Architecture has either save_stack_trace_tsk_reliable() or
+ arch_stack_walk_reliable() function which only returns a stack trace
+ if it can guarantee the trace is reliable.
config HAVE_ARCH_HASH
bool
--
2.24.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] arch/Kconfig: Update HAVE_RELIABLE_STACKTRACE description
2020-01-20 15:40 [PATCH] arch/Kconfig: Update HAVE_RELIABLE_STACKTRACE description Miroslav Benes
@ 2020-01-20 17:32 ` Josh Poimboeuf
0 siblings, 0 replies; 2+ messages in thread
From: Josh Poimboeuf @ 2020-01-20 17:32 UTC (permalink / raw)
To: Miroslav Benes; +Cc: akpm, trivial, linux-kernel
On Mon, Jan 20, 2020 at 04:40:42PM +0100, Miroslav Benes wrote:
> save_stack_trace_tsk_reliable() is not the only function providing the
> reliable stack traces anymore. Architecture might define ARCH_STACKWALK
> which provides a newer stack walking interface and has
> arch_stack_walk_reliable() function. Update the description accordingly.
>
> Signed-off-by: Miroslav Benes <mbenes@suse.cz>
Acked-by: Josh Poimboeuf <jpoimboe@redhat.com>
--
Josh
^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2020-01-20 17:32 UTC | newest]
Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2020-01-20 15:40 [PATCH] arch/Kconfig: Update HAVE_RELIABLE_STACKTRACE description Miroslav Benes
2020-01-20 17:32 ` Josh Poimboeuf
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).