Commit cfedf08b authored Sep 20, 2015 by Max Filippov

xtensa: nommu: fix USER_RING definition



There's no kernel/user separation in noMMU and PS.RING may not exist.
Even if it exists it should not be used because TLB entries are not set
up for user ring on user pages.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>

parent b85d4594

arch/xtensa/include/asm/pgtable.h

+4 −0

Original line number	Diff line number	Diff line
		@@ -18,7 +18,11 @@
		* We only use two ring levels, user and kernel space.
		*/

		#ifdef CONFIG_MMU
		#define USER_RING 1 /* user ring level */
		#else
		#define USER_RING 0
		#endif
		#define KERNEL_RING 0 /* kernel ring level */

		/*

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