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| author | James Morris <jmorris@namei.org> | 2011-03-08 10:55:06 +1100 |
|---|---|---|
| committer | James Morris <jmorris@namei.org> | 2011-03-08 10:55:06 +1100 |
| commit | 1cc26bada9f6807814806db2f0d78792eecdac71 (patch) | |
| tree | 5509b5139db04af6c13db0a580c84116a4a54039 /arch/blackfin/mach-bf561/atomic.S | |
| parent | eae61f3c829439f8f9121b5cd48a14be04df451f (diff) | |
| parent | 214d93b02c4fe93638ad268613c9702a81ed9192 (diff) | |
Merge branch 'master'; commit 'v2.6.38-rc7' into next
Diffstat (limited to 'arch/blackfin/mach-bf561/atomic.S')
| -rw-r--r-- | arch/blackfin/mach-bf561/atomic.S | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/blackfin/mach-bf561/atomic.S b/arch/blackfin/mach-bf561/atomic.S index f99f174b129..52d6f73fcce 100644 --- a/arch/blackfin/mach-bf561/atomic.S +++ b/arch/blackfin/mach-bf561/atomic.S @@ -49,6 +49,7 @@ ENTRY(_get_core_lock) jump .Lretry_corelock .Ldone_corelock: p0 = r1; + /* flush core internal write buffer before invalidate dcache */ CSYNC(r2); flushinv[p0]; SSYNC(r2); @@ -685,6 +686,8 @@ ENTRY(___raw_atomic_test_asm) r1 = -L1_CACHE_BYTES; r1 = r0 & r1; p0 = r1; + /* flush core internal write buffer before invalidate dcache */ + CSYNC(r2); flushinv[p0]; SSYNC(r2); r0 = [p1]; @@ -907,6 +910,8 @@ ENTRY(___raw_uncached_fetch_asm) r1 = -L1_CACHE_BYTES; r1 = r0 & r1; p0 = r1; + /* flush core internal write buffer before invalidate dcache */ + CSYNC(r2); flushinv[p0]; SSYNC(r2); r0 = [p1]; |