diff mbox series

[5.10,614/717] powerpc/mm: Fix verification of MMU_FTR_TYPE_44x

Message ID 20201228125050.334345593@linuxfoundation.org
State New
Headers show
Series None | expand

Commit Message

Greg Kroah-Hartman Dec. 28, 2020, 12:50 p.m. UTC 
From: Christophe Leroy <christophe.leroy@csgroup.eu>

commit 17179aeb9d34cc81e1a4ae3f85e5b12b13a1f8d0 upstream.

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: stable@vger.kernel.org
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/ceede82fadf37f3b8275e61fcf8cf29a3e2ec7fe.1602351011.git.christophe.leroy@csgroup.eu
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 arch/powerpc/mm/mem.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -532,7 +532,7 @@  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);