On Tue, May 20, 2025 at 03:28:45PM +0100, Will Deacon wrote:
> On Mon, May 19, 2025 at 02:41:06PM +0100, Mark Rutland wrote:
> > I've pushed a arm64/stacktrace-updates branch [1] with fixups for those
> > as two separate commits atop this one. If that looks good to you I
> > suggest we post that as
On Mon, May 19, 2025 at 02:41:06PM +0100, Mark Rutland wrote:
> I've pushed a arm64/stacktrace-updates branch [1] with fixups for those
> as two separate commits atop this one. If that looks good to you I
> suggest we post that as a series and ask Will and Catalin to take that
> as-is.
Yes, please
Hi Mark,
Thanks for your review and the fixups!
On Mon, May 19, 2025 at 6:41 AM Mark Rutland wrote:
>
[...]
>
> ... and then in future we can add anything spdecific to reliable
> stacktrace there.
>
> That aside, this generally looks good to me. The only thing that I note
> is that we're lacking
On Thu, Mar 20, 2025 at 10:15:58AM -0700, Song Liu wrote:
> With proper exception boundary detection, it is possible to implment
> arch_stack_walk_reliable without sframe.
>
> Note that, arch_stack_walk_reliable does not guarantee getting reliable
> stack in all scenarios. Instead, it can reliably
On Thu, Mar 20, 2025 at 10:15:58AM -0700, Song Liu wrote:
> With proper exception boundary detection, it is possible to implment
> arch_stack_walk_reliable without sframe.
>
> Note that, arch_stack_walk_reliable does not guarantee getting reliable
> stack in all scenarios. Instead, it can reliably
On Thu, Mar 20, 2025 at 10:16 AM Song Liu wrote:
>
> static __always_inline void
> @@ -230,8 +231,26 @@ kunwind_next_frame_record(struct kunwind_state *state)
> new_fp = READ_ONCE(record->fp);
> new_pc = READ_ONCE(record->lr);
>
> - if (!new_fp && !new_pc)
> -
With proper exception boundary detection, it is possible to implment
arch_stack_walk_reliable without sframe.
Note that, arch_stack_walk_reliable does not guarantee getting reliable
stack in all scenarios. Instead, it can reliably detect when the stack
trace is not reliable, which is enough to pro
Hi song,
On 10:15 Thu 20 Mar , Song Liu wrote:
> With proper exception boundary detection, it is possible to implment
> arch_stack_walk_reliable without sframe.
>
> Note that, arch_stack_walk_reliable does not guarantee getting reliable
> stack in all scenarios. Instead, it can reliably detec
On Thu, 20 Mar 2025, Song Liu wrote:
> With proper exception boundary detection, it is possible to implment
> arch_stack_walk_reliable without sframe.
>
> Note that, arch_stack_walk_reliable does not guarantee getting reliable
> stack in all scenarios. Instead, it can reliably detect when the sta
On Thu, Mar 20, 2025 at 10:46 AM Weinan Liu wrote:
>
> On Thu, Mar 20, 2025 at 10:16 AM Song Liu wrote:
> >
> > static __always_inline void
> > @@ -230,8 +231,26 @@ kunwind_next_frame_record(struct kunwind_state *state)
> > new_fp = READ_ONCE(record->fp);
> > new_pc = READ_ONCE(r
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