| Date | Thu, 01 Jul 2010 10:43:16 -0700 | From | Greg KH <> | Subject | [106/200] ARM: 6139/1: ARMv7: Use the Inner Shareable I-cache on MP |
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2.6.34-stable review patch. If anyone has any objections, please let me know.
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From: Santosh Shilimkar <santosh.shilimkar@ti.com>
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>
diff --git a/arch/arm/mm/cache-v7.S b/arch/arm/mm/cache-v7.S index 06a90dc..37c8157 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
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