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| author | Lukas Czerner <lczerner@redhat.com> | 2013-05-22 07:58:51 +0400 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2013-05-22 07:58:51 +0400 |
| commit | bad54831968a8429b08e34faf33178c21ac6bba0 (patch) | |
| tree | 5bfb2930e095e9f050029489677bc2646866d9ea /fs/reiserfs/inode.c | |
| parent | 5c0bb97ce082732cd279883a231f908c1d39ae21 (diff) | |
| download | linux-bad54831968a8429b08e34faf33178c21ac6bba0.tar.xz | |
reiserfs: use ->invalidatepage() length argument
->invalidatepage() aop now accepts range to invalidate so we can make
use of it in reiserfs_invalidatepage()
Signed-off-by: Lukas Czerner <lczerner@redhat.com>
Cc: reiserfs-devel@vger.kernel.org
Diffstat (limited to 'fs/reiserfs/inode.c')
| -rw-r--r-- | fs/reiserfs/inode.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/fs/reiserfs/inode.c b/fs/reiserfs/inode.c index 278c86e3e6c4..76c8faddf137 100644 --- a/fs/reiserfs/inode.c +++ b/fs/reiserfs/inode.c @@ -2976,11 +2976,13 @@ static void reiserfs_invalidatepage(struct page *page, unsigned int offset, struct buffer_head *head, *bh, *next; struct inode *inode = page->mapping->host; unsigned int curr_off = 0; + unsigned int stop = offset + length; + int partial_page = (offset || length < PAGE_CACHE_SIZE); int ret = 1; BUG_ON(!PageLocked(page)); - if (offset == 0) + if (!partial_page) ClearPageChecked(page); if (!page_has_buffers(page)) @@ -2992,6 +2994,9 @@ static void reiserfs_invalidatepage(struct page *page, unsigned int offset, unsigned int next_off = curr_off + bh->b_size; next = bh->b_this_page; + if (next_off > stop) + goto out; + /* * is this block fully invalidated? */ @@ -3010,7 +3015,7 @@ static void reiserfs_invalidatepage(struct page *page, unsigned int offset, * The get_block cached value has been unconditionally invalidated, * so real IO is not possible anymore. */ - if (!offset && ret) { + if (!partial_page && ret) { ret = try_to_release_page(page, 0); /* maybe should BUG_ON(!ret); - neilb */ } |