diff options
| author | Santosh Shilimkar <santosh.shilimkar@ti.com> | 2010-05-20 08:33:38 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-07-05 11:22:31 -0700 |
| commit | c5944f7cd7c13d8be74d0a811a28e59510729c20 (patch) | |
| tree | a6100d8e9ff75069c9781f271fcff19421cce3a3 /arch | |
| parent | 00428967a0539a7fe594fd75dbc2cd8330883d42 (diff) | |
ARM: 6139/1: ARMv7: Use the Inner Shareable I-cache on MP
commit a901ff715d53c109821cbbd9d7ea1f2a311646a9 upstream.
This patch fixes the flush_cache_all for ARMv7 SMP.It was
missing from commit b8349b569aae661dea9d59d7d2ee587ccea3336c
Signed-off-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mm/cache-v7.S | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/mm/cache-v7.S b/arch/arm/mm/cache-v7.S index 06a90dcfc60a..37c8157e116e 100644 --- a/arch/arm/mm/cache-v7.S +++ b/arch/arm/mm/cache-v7.S @@ -91,7 +91,11 @@ ENTRY(v7_flush_kern_cache_all) THUMB( stmfd sp!, {r4-r7, r9-r11, lr} ) bl v7_flush_dcache_all mov r0, #0 +#ifdef CONFIG_SMP + mcr p15, 0, r0, c7, c1, 0 @ invalidate I-cache inner shareable +#else mcr p15, 0, r0, c7, c5, 0 @ I+BTB cache invalidate +#endif ARM( ldmfd sp!, {r4-r5, r7, r9-r11, lr} ) THUMB( ldmfd sp!, {r4-r7, r9-r11, lr} ) mov pc, lr |