[PATCH 13/16] page-flags: define PG_uncached behavior on compound pages

From	"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Newsgroups	linux.kernel
Subject	[PATCH 13/16] page-flags: define PG_uncached behavior on compound pages
Date	2015-09-24 17:00 +0200
Message-ID	<qcga8-6cP-45@gated-at.bofh.it> (permalink)
References	<qbhUB-3qy-7@gated-at.bofh.it> <qcga6-6cP-5@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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So far, only IA64 uses PG_uncached and only on non-compound pages.

Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
---
 include/linux/page-flags.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h
index 31e68a8c2777..5e52cc6a27c3 100644
--- a/include/linux/page-flags.h
+++ b/include/linux/page-flags.h
@@ -326,7 +326,7 @@ PAGEFLAG_FALSE(Mlocked) __CLEARPAGEFLAG_NOOP(Mlocked)
 #endif
 
 #ifdef CONFIG_ARCH_USES_PG_UNCACHED
-PAGEFLAG(Uncached, uncached, PF_ANY)
+PAGEFLAG(Uncached, uncached, PF_NO_COMPOUND)
 #else
 PAGEFLAG_FALSE(Uncached)
 #endif
-- 
2.5.1

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[PATCH 13/16] page-flags: define PG_uncached behavior on compound pages "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> - 2015-09-24 17:00 +0200

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