From: Martin Schwidefsky <schwidefsky@xxxxxxxxxx> The black art of inline assemblies.. The new __ffs_word_loop/ __ffz_word_loop inline assemblies need an early clobber for the two input/output variables. Signed-off-by: Martin Schwidefsky <schwidefsky@xxxxxxxxxx> --- include/asm-s390/bitops.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) Index: quilt-2.6/include/asm-s390/bitops.h =================================================================== --- quilt-2.6.orig/include/asm-s390/bitops.h +++ quilt-2.6/include/asm-s390/bitops.h @@ -472,7 +472,7 @@ static inline unsigned long __ffz_word_l " brct %1,0b\n" "1:\n" #endif - : "+a" (bytes), "+d" (size) + : "+&a" (bytes), "+&d" (size) : "d" (-1UL), "a" (addr), "m" (*(addrtype *) addr) : "cc" ); return bytes; @@ -507,7 +507,7 @@ static inline unsigned long __ffs_word_l " brct %1,0b\n" "1:\n" #endif - : "+a" (bytes), "+a" (size) + : "+&a" (bytes), "+&a" (size) : "d" (0UL), "a" (addr), "m" (*(addrtype *) addr) : "cc" ); return bytes; -- blue skies, Martin. "Reality continues to ruin my life." - Calvin. - To unsubscribe from this list: send the line "unsubscribe linux-s390" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
