[PATCH 7/8] lib/raid/xor: x86: Remove redundant X86_FEATURE_OSXSAVE check

Eric Biggers ebiggers at kernel.org
Thu Jun 25 21:37:30 PDT 2026


X86_FEATURE_AVX implies X86_FEATURE_OSXSAVE already.

Signed-off-by: Eric Biggers <ebiggers at kernel.org>
---
 lib/raid/xor/x86/xor_arch.h | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/lib/raid/xor/x86/xor_arch.h b/lib/raid/xor/x86/xor_arch.h
index 99fe85a213c6..991abe3f4bbd 100644
--- a/lib/raid/xor/x86/xor_arch.h
+++ b/lib/raid/xor/x86/xor_arch.h
@@ -16,12 +16,11 @@ extern struct xor_block_template xor_block_avx;
  *
  * 32-bit without MMX can fall back to the generic routines.
  */
 static __always_inline void __init arch_xor_init(void)
 {
-	if (boot_cpu_has(X86_FEATURE_AVX) &&
-	    boot_cpu_has(X86_FEATURE_OSXSAVE)) {
+	if (boot_cpu_has(X86_FEATURE_AVX)) {
 		xor_force(&xor_block_avx);
 	} else if (IS_ENABLED(CONFIG_X86_64) || boot_cpu_has(X86_FEATURE_XMM)) {
 		xor_register(&xor_block_sse);
 		xor_register(&xor_block_sse_pf64);
 	} else if (boot_cpu_has(X86_FEATURE_MMX)) {
-- 
2.54.0




More information about the linux-um mailing list