[PATCH] Permit multiple inclusion of linux/pagevec.h

Make it possible to include linux/pagevec.h multiple times without
incurring errors due to duplicate definitions.

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
David Howells 2006-01-08 01:02:37 -08:00 committed by Linus Torvalds
parent 53dbb26dbc
commit 788540141f
1 changed files with 5 additions and 0 deletions

View File

@ -5,6 +5,9 @@
* pages. A pagevec is a multipage container which is used for that.
*/
#ifndef _LINUX_PAGEVEC_H
#define _LINUX_PAGEVEC_H
/* 14 pointers + two long's align the pagevec structure to a power of two */
#define PAGEVEC_SIZE 14
@ -83,3 +86,5 @@ static inline void pagevec_lru_add(struct pagevec *pvec)
if (pagevec_count(pvec))
__pagevec_lru_add(pvec);
}
#endif /* _LINUX_PAGEVEC_H */