xtensa: fix kmap_prot definition



Replace PAGE_KERNEL with PAGE_KERNEL_EXEC to allow copy_to_user_page
invalidate icache for pages mapped with kmap.

Cc: stable@vger.kernel.org
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>

parent e00d8b2f

arch/xtensa/include/asm/highmem.h

+1 −1

Original line number	Diff line number	Diff line
		@@ -25,7 +25,7 @@
		#define PKMAP_NR(virt) (((virt) - PKMAP_BASE) >> PAGE_SHIFT)
		#define PKMAP_ADDR(nr) (PKMAP_BASE + ((nr) << PAGE_SHIFT))

		#define kmap_prot PAGE_KERNEL
		#define kmap_prot PAGE_KERNEL_EXEC

		#if DCACHE_WAY_SIZE > PAGE_SIZE
		#define get_pkmap_color get_pkmap_color