# Re: \[RFC PATCH v2 22/24\] s390/ptrace: Provide frame\_pointer()

- From: sashiko-bot@kernel.org
- Date: 2026-08-21 20:07:33 
- List: linux-trace-kernel
- Page: https://ratatoskr.run/linux-trace-kernel/2026/08/17446975
- Thread: https://ratatoskr.run/linux-trace-kernel/2026/08/17446896/t.md

```text
> On s390 64-bit the s390x ELF ABI [1] designates register 11 as the
> "preferred" frame pointer (FP) register in user space.
> 
> [1]: s390x ELF ABI, https://github.com/IBM/s390x-abi/releases
> 
> Signed-off-by: Jens Remus <redacted>

Sashiko has reviewed this patch and found no issues. It looks great!

-- 
Sashiko AI review · https://sashiko.dev/#/patchset/20260821195259.2688377-1-jremus@linux.ibm.com?part=22

```