diff options
Diffstat (limited to 'arch/powerpc/crypto/crct10dif-vpmsum_glue.c')
| -rw-r--r-- | arch/powerpc/crypto/crct10dif-vpmsum_glue.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/powerpc/crypto/crct10dif-vpmsum_glue.c b/arch/powerpc/crypto/crct10dif-vpmsum_glue.c index bebfc329f746..02ea277863d1 100644 --- a/arch/powerpc/crypto/crct10dif-vpmsum_glue.c +++ b/arch/powerpc/crypto/crct10dif-vpmsum_glue.c @@ -44,10 +44,13 @@ static u16 crct10dif_vpmsum(u16 crci, unsigned char const *p, size_t len) if (len & ~VMX_ALIGN_MASK) { crc <<= 16; + preempt_disable(); pagefault_disable(); enable_kernel_altivec(); crc = __crct10dif_vpmsum(crc, p, len & ~VMX_ALIGN_MASK); + disable_kernel_altivec(); pagefault_enable(); + preempt_enable(); crc >>= 16; } |