diff options
Diffstat (limited to 'arch/sparc64/lib/debuglocks.c')
| -rw-r--r-- | arch/sparc64/lib/debuglocks.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/sparc64/lib/debuglocks.c b/arch/sparc64/lib/debuglocks.c index c421e0c65325..f03344cf784e 100644 --- a/arch/sparc64/lib/debuglocks.c +++ b/arch/sparc64/lib/debuglocks.c | |||
| @@ -252,8 +252,9 @@ wlock_again: | |||
| 252 | " andn %%g1, %%g3, %%g7\n" | 252 | " andn %%g1, %%g3, %%g7\n" |
| 253 | " casx [%0], %%g1, %%g7\n" | 253 | " casx [%0], %%g1, %%g7\n" |
| 254 | " cmp %%g1, %%g7\n" | 254 | " cmp %%g1, %%g7\n" |
| 255 | " membar #StoreLoad | #StoreStore\n" | ||
| 255 | " bne,pn %%xcc, 1b\n" | 256 | " bne,pn %%xcc, 1b\n" |
| 256 | " membar #StoreLoad | #StoreStore" | 257 | " nop" |
| 257 | : /* no outputs */ | 258 | : /* no outputs */ |
| 258 | : "r" (&(rw->lock)) | 259 | : "r" (&(rw->lock)) |
| 259 | : "g3", "g1", "g7", "cc", "memory"); | 260 | : "g3", "g1", "g7", "cc", "memory"); |
| @@ -351,8 +352,9 @@ int _do_write_trylock (rwlock_t *rw, char *str) | |||
| 351 | " andn %%g1, %%g3, %%g7\n" | 352 | " andn %%g1, %%g3, %%g7\n" |
| 352 | " casx [%0], %%g1, %%g7\n" | 353 | " casx [%0], %%g1, %%g7\n" |
| 353 | " cmp %%g1, %%g7\n" | 354 | " cmp %%g1, %%g7\n" |
| 355 | " membar #StoreLoad | #StoreStore\n" | ||
| 354 | " bne,pn %%xcc, 1b\n" | 356 | " bne,pn %%xcc, 1b\n" |
| 355 | " membar #StoreLoad | #StoreStore" | 357 | " nop" |
| 356 | : /* no outputs */ | 358 | : /* no outputs */ |
| 357 | : "r" (&(rw->lock)) | 359 | : "r" (&(rw->lock)) |
| 358 | : "g3", "g1", "g7", "cc", "memory"); | 360 | : "g3", "g1", "g7", "cc", "memory"); |