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fuse: use release_pages()

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Replace iterated page_cache_release() with release_pages(), which is
faster and shorter.

Needs release_pages() to be exported to modules.

Suggested-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Miklos Szeredi 2010-10-27 15:34:46 -07:00 committed by Linus Torvalds
parent d57af9b214
commit 0be8557bcd
2 changed files with 2 additions and 6 deletions
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7
fs/fuse/dev.c
View File

@ -1334,12 +1334,7 @@ static int fuse_notify_store(struct fuse_conn *fc, unsigned int size,
static void fuse_retrieve_end(struct fuse_conn *fc, struct fuse_req *req)
{
int i;
for (i = 0; i < req->num_pages; i++) {
struct page *page = req->pages[i];
page_cache_release(page);
}
release_pages(req->pages, req->num_pages, 0);
}
static int fuse_retrieve(struct fuse_conn *fc, struct inode *inode,

1
mm/swap.c
View File

@ -378,6 +378,7 @@ void release_pages(struct page **pages, int nr, int cold)
pagevec_free(&pages_to_free);
}
EXPORT_SYMBOL(release_pages);
/*
* The pages which we're about to release may be in the deferred lru-addition