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author | Lachlan McIlroy <lachlan@redback.melbourne.sgi.com> | 2009-01-08 13:22:55 +1100 |
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committer | Lachlan McIlroy <lachlan@redback.melbourne.sgi.com> | 2009-01-08 13:22:55 +1100 |
commit | 6206aa8b2b9a45b4cf3ee31b7209b014be349fd9 (patch) | |
tree | 72c4223a2cc21bf055948eadb3b314ed0568ae9d /arch/arm/mm/cache-v7.S | |
parent | 95f8e302c04c0b0c6de35ab399a5551605eeb006 (diff) | |
parent | 9e42d0cf5020aaf217433cad1a224745241d212a (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'arch/arm/mm/cache-v7.S')
-rw-r--r-- | arch/arm/mm/cache-v7.S | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/mm/cache-v7.S b/arch/arm/mm/cache-v7.S index d19c2bec2b1..be93ff02a98 100644 --- a/arch/arm/mm/cache-v7.S +++ b/arch/arm/mm/cache-v7.S @@ -26,6 +26,7 @@ * - mm - mm_struct describing address space */ ENTRY(v7_flush_dcache_all) + dmb @ ensure ordering with previous memory accesses mrc p15, 1, r0, c0, c0, 1 @ read clidr ands r3, r0, #0x7000000 @ extract loc from clidr mov r3, r3, lsr #23 @ left align loc bit field @@ -64,6 +65,7 @@ skip: finished: mov r10, #0 @ swith back to cache level 0 mcr p15, 2, r10, c0, c0, 0 @ select current cache level in cssr + dsb isb mov pc, lr ENDPROC(v7_flush_dcache_all) |