Commit 58af3110 authored Nov 12, 2018 by Daniel Verkamp Committed by Shaohua Li Dec 20, 2018

lib/raid6: avoid __attribute_const__ redefinition



This is defined in glibc's sys/cdefs.h on my system with the same
definition as the raid6test fallback definition.  Add a #ifndef check to
avoid a compiler warning about redefining it.

Signed-off-by: Daniel Verkamp <dverkamp@chromium.org>
Signed-off-by: Shaohua Li <shli@fb.com>

parent e731f3e2

include/linux/raid/pq.h

+3 −1

Original line number	Diff line number	Diff line
		@@ -53,7 +53,9 @@ extern const char raid6_empty_zero_page[PAGE_SIZE];

		#define __init
		#define __exit
		#ifndef __attribute_const__
		# define __attribute_const__ __attribute__((const))
		#endif
		#define noinline __attribute__((noinline))

		#define preempt_enable()

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