Thread (4 messages) 4 messages, 3 authors, 2025-11-21

Re: [PATCH v2] powerpc/32: Fix unpaired stwcx. on interrupt exit

From: Madhavan Srinivasan <maddy@linux.ibm.com>
Date: 2025-11-21 04:44:10
Also in: lkml

On Fri, 12 Sep 2025 10:37:34 +0200, Christophe Leroy wrote:
Commit b96bae3ae2cb ("powerpc/32: Replace ASM exception exit by C
exception exit from ppc64") erroneouly copied to powerpc/32 the logic
from powerpc/64 based on feature CPU_FTR_STCX_CHECKS_ADDRESS which is
always 0 on powerpc/32.

Re-instate the logic implemented by commit b64f87c16f3c ("[POWERPC]
Avoid unpaired stwcx. on some processors") which is based on
CPU_FTR_NEED_PAIRED_STWCX feature.

[...]
Applied to powerpc/next.

[1/1] powerpc/32: Fix unpaired stwcx. on interrupt exit
      https://git.kernel.org/powerpc/c/10e1c77c3636d815db802ceef588522c2d2d947c

Thanks
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