2020-10-10 23:08:32

by Christophe Leroy

Subject: [PATCH] powerpc/mm: Fix verification of MMU_FTR_TYPE_44x

MMU_FTR_TYPE_44x cannot be checked by cpu_has_feature()

Use mmu_has_feature() instead

Fixes: 23eb7f560a2a ("powerpc: Convert flush_icache_range & friends to C")
Cc: [email protected]
Signed-off-by: Christophe Leroy <[email protected]>
---
arch/powerpc/mm/mem.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index ddc32cc1b6cf..b7586d8c835b 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -530,7 +530,7 @@ void __flush_dcache_icache(void *p)
* space occurs, before returning to user space.
*/

- if (cpu_has_feature(MMU_FTR_TYPE_44x))
+ if (mmu_has_feature(MMU_FTR_TYPE_44x))
return;

invalidate_icache_range(addr, addr + PAGE_SIZE);
--
2.25.0

2020-12-10 12:12:10

by Michael Ellerman

Subject: Re: [PATCH] powerpc/mm: Fix verification of MMU_FTR_TYPE_44x

On Sat, 10 Oct 2020 17:30:59 +0000 (UTC), Christophe Leroy wrote:
> MMU_FTR_TYPE_44x cannot be checked by cpu_has_feature()
>
> Use mmu_has_feature() instead

Applied to powerpc/next.

[1/1] powerpc/mm: Fix verification of MMU_FTR_TYPE_44x
https://git.kernel.org/powerpc/c/17179aeb9d34cc81e1a4ae3f85e5b12b13a1f8d0

cheers