Message ID | 1376567118-16946-1-git-send-email-haokexin@gmail.com (mailing list archive) |
---|---|
State | Superseded |
Headers | show |
diff --git a/arch/powerpc/kernel/misc_64.S b/arch/powerpc/kernel/misc_64.S index 971d7e7..992a78e 100644 --- a/arch/powerpc/kernel/misc_64.S +++ b/arch/powerpc/kernel/misc_64.S @@ -207,6 +207,10 @@ _GLOBAL(flush_inval_dcache_range) * void __flush_dcache_icache(void *page) */ _GLOBAL(__flush_dcache_icache) +BEGIN_FTR_SECTION + isync + blr +END_FTR_SECTION_IFSET(CPU_FTR_COHERENT_ICACHE) /* * Flush the data cache to memory *
We don't need to flush the dcache and invalidate the icache on the CPU which has CPU_FTR_COHERENT_ICACHE set. Also add the missing required isync in this case. Signed-off-by: Kevin Hao <haokexin@gmail.com> --- v2: Add the isync. arch/powerpc/kernel/misc_64.S | 4 ++++ 1 file changed, 4 insertions(+)