Message ID | 1582872515-1747-1-git-send-email-atrajeev@linux.vnet.ibm.com (mailing list archive) |
---|---|
State | Superseded |
Headers | show |
Series | powerpc/perf: Use SIER_USER_MASK while updating SPRN_SIER for EBB events | expand |
Context | Check | Description |
---|---|---|
snowpatch_ozlabs/apply_patch | success | Successfully applied on branch powerpc/merge (e3a1ab299346a9a415f334e91a78da7ea84aa5a2) |
snowpatch_ozlabs/build-ppc64le | success | Build succeeded |
snowpatch_ozlabs/build-ppc64be | success | Build succeeded |
snowpatch_ozlabs/build-ppc64e | success | Build succeeded |
snowpatch_ozlabs/build-pmac32 | success | Build succeeded |
snowpatch_ozlabs/checkpatch | success | total: 0 errors, 0 warnings, 0 checks, 8 lines checked |
snowpatch_ozlabs/needsstable | warning | Please consider tagging this patch for stable! |
diff --git a/arch/powerpc/perf/core-book3s.c b/arch/powerpc/perf/core-book3s.c index 3086055..48b61cc 100644 --- a/arch/powerpc/perf/core-book3s.c +++ b/arch/powerpc/perf/core-book3s.c @@ -579,7 +579,7 @@ static void ebb_switch_out(unsigned long mmcr0) return; current->thread.siar = mfspr(SPRN_SIAR); - current->thread.sier = mfspr(SPRN_SIER); + current->thread.sier = mfspr(SPRN_SIER) & SIER_USER_MASK; current->thread.sdar = mfspr(SPRN_SDAR); current->thread.mmcr0 = mmcr0 & MMCR0_USER_MASK; current->thread.mmcr2 = mfspr(SPRN_MMCR2) & MMCR2_USER_MASK;
commit 330a1eb7775b ("powerpc/perf: Core EBB support for 64-bit book3s") defines user mask for SIER. But this is not used in ebb_switch_out while saving SPR's. Patch fixes this by updating SPRN_SIER with the user mask. Fixes: 330a1eb7775b ("powerpc/perf: Core EBB support for 64-bit book3s") Signed-off-by: Athira Rajeev <atrajeev@linux.vnet.ibm.com> --- arch/powerpc/perf/core-book3s.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)