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| author |   Linus Torvalds <torvalds@linux-foundation.org> | 2014-10-18 09:30:41 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-10-18 09:30:41 -0700 |
| commit | ffd8221bc348f8c282d1271883dbe629ea8ae289 (patch) | |
| tree | 186cf97088b471362257bfecbe2c6495781fd594 /arch/sparc/include | |
| parent | Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/ide (diff) | |
| parent | sparc64: Fix FPU register corruption with AES crypto offload. (diff) | |
| download | linux-dev-ffd8221bc348f8c282d1271883dbe629ea8ae289.tar.xz linux-dev-ffd8221bc348f8c282d1271883dbe629ea8ae289.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc
Pull Sparc bugfix from David Miller:
"Sparc64 AES ctr mode bug fix"
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc:
sparc64: Fix FPU register corruption with AES crypto offload.
Diffstat (limited to 'arch/sparc/include')
| -rw-r--r-- | arch/sparc/include/asm/visasm.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/sparc/include/asm/visasm.h b/arch/sparc/include/asm/visasm.h index b26673759283..1f0aa2024e94 100644 --- a/arch/sparc/include/asm/visasm.h +++ b/arch/sparc/include/asm/visasm.h @@ -39,6 +39,14 @@ 297: wr %o5, FPRS_FEF, %fprs; \ 298: +#define VISEntryHalfFast(fail_label) \ + rd %fprs, %o5; \ + andcc %o5, FPRS_FEF, %g0; \ + be,pt %icc, 297f; \ + nop; \ + ba,a,pt %xcc, fail_label; \ +297: wr %o5, FPRS_FEF, %fprs; + #define VISExitHalf \ wr %o5, 0, %fprs; |