This is a note to let you know that I've just added the patch titled
crypto: aes-gcm-p10 - Use the correct bit to test for P10
to the 6.6-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
crypto-aes-gcm-p10-use-the-correct-bit-to-test-for-p.patch
and it can be found in the queue-6.6 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit edb5869b99ea5b2b0f7a5b2d3e1978d8c51605fb
Author: Michal Suchanek <msuchanek@xxxxxxx>
Date: Wed Nov 6 13:09:33 2024 +0100
crypto: aes-gcm-p10 - Use the correct bit to test for P10
[ Upstream commit 3574a5168ff3b6bddc4cd235878491f75967c8d4 ]
A hwcap feature bit is passed to cpu_has_feature, resulting in testing
for CPU_FTR_MMCRA instead of the 3.1 platform revision.
Fixes: c954b252dee9 ("crypto: powerpc/p10-aes-gcm - Register modules as SIMD")
Reported-by: Nicolai Stange <nstange@xxxxxxxx>
Signed-off-by: Michal Suchanek <msuchanek@xxxxxxx>
Acked-by: Michael Ellerman <mpe@xxxxxxxxxxxxxx> (powerpc)
Signed-off-by: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/arch/powerpc/crypto/aes-gcm-p10-glue.c b/arch/powerpc/crypto/aes-gcm-p10-glue.c
index e52629334cf80..1f8b677756582 100644
--- a/arch/powerpc/crypto/aes-gcm-p10-glue.c
+++ b/arch/powerpc/crypto/aes-gcm-p10-glue.c
@@ -414,7 +414,7 @@ static int __init p10_init(void)
{
int ret;
- if (!cpu_has_feature(PPC_FEATURE2_ARCH_3_1))
+ if (!cpu_has_feature(CPU_FTR_ARCH_31))
return 0;
ret = simd_register_aeads_compat(gcm_aes_algs,
