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| author | Jeff Garzik <jgarzik@pobox.com> | 2005-06-28 00:46:58 -0400 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2005-06-28 00:46:58 -0400 |
| commit | d011e151bc5d1a581bf35b492a4fde44d30382b9 (patch) | |
| tree | a912c745d3093127a767b7456c46c517bdc0baf7 /arch/sparc64/lib/rwsem.S | |
| parent | 30b4d6565e4d57c6d03600c7822411c7cac19638 (diff) | |
| parent | 2179a59db18ddf8eb3fd0133a3bee57f1c2b5b06 (diff) | |
| download | talos-obmc-linux-d011e151bc5d1a581bf35b492a4fde44d30382b9.tar.gz talos-obmc-linux-d011e151bc5d1a581bf35b492a4fde44d30382b9.zip | |
Merge /spare/repo/netdev-2.6 branch 'ieee80211'
Diffstat (limited to 'arch/sparc64/lib/rwsem.S')
| -rw-r--r-- | arch/sparc64/lib/rwsem.S | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/arch/sparc64/lib/rwsem.S b/arch/sparc64/lib/rwsem.S index 174ff7b9164c..75f0e6b951d6 100644 --- a/arch/sparc64/lib/rwsem.S +++ b/arch/sparc64/lib/rwsem.S @@ -17,8 +17,9 @@ __down_read: bne,pn %icc, 1b add %g7, 1, %g7 cmp %g7, 0 + membar #StoreLoad | #StoreStore bl,pn %icc, 3f - membar #StoreLoad | #StoreStore + nop 2: retl nop @@ -57,8 +58,9 @@ __down_write: cmp %g3, %g7 bne,pn %icc, 1b cmp %g7, 0 + membar #StoreLoad | #StoreStore bne,pn %icc, 3f - membar #StoreLoad | #StoreStore + nop 2: retl nop 3: @@ -97,8 +99,9 @@ __up_read: cmp %g1, %g7 bne,pn %icc, 1b cmp %g7, 0 + membar #StoreLoad | #StoreStore bl,pn %icc, 3f - membar #StoreLoad | #StoreStore + nop 2: retl nop 3: sethi %hi(RWSEM_ACTIVE_MASK), %g1 @@ -126,8 +129,9 @@ __up_write: bne,pn %icc, 1b sub %g7, %g1, %g7 cmp %g7, 0 + membar #StoreLoad | #StoreStore bl,pn %icc, 3f - membar #StoreLoad | #StoreStore + nop 2: retl nop @@ -151,8 +155,9 @@ __downgrade_write: bne,pn %icc, 1b sub %g7, %g1, %g7 cmp %g7, 0 + membar #StoreLoad | #StoreStore bl,pn %icc, 3f - membar #StoreLoad | #StoreStore + nop 2: retl nop |
