Message ID | 20190902084726.14515-1-msuchanek@suse.de (mailing list archive) |
---|---|
State | Changes Requested |
Headers | show |
Series | Revert "powerpc: Add barrier_nospec to raw_copy_in_user()" | expand |
Context | Check | Description |
---|---|---|
snowpatch_ozlabs/apply_patch | success | Successfully applied on branch next (c317052c95bef1f977b023158e5aa929215f443d) |
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, 7 lines checked |
diff --git a/arch/powerpc/include/asm/uaccess.h b/arch/powerpc/include/asm/uaccess.h index 8b03eb44e876..76f34346b642 100644 --- a/arch/powerpc/include/asm/uaccess.h +++ b/arch/powerpc/include/asm/uaccess.h @@ -312,7 +312,6 @@ raw_copy_in_user(void __user *to, const void __user *from, unsigned long n) { unsigned long ret; - barrier_nospec(); allow_user_access(to, from, n); ret = __copy_tofrom_user(to, from, n); prevent_user_access(to, from, n);
This reverts commit 6fbcdd59094ade30db63f32316e9502425d7b256. Not needed. Data handled by raw_copy_in_user must be loaded through copy_from_user to be used in the kernel which already has the barrier. Signed-off-by: Michal Suchanek <msuchanek@suse.de> --- arch/powerpc/include/asm/uaccess.h | 1 - 1 file changed, 1 deletion(-)