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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-10-20 00:14:34 +0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-10-20 00:14:34 +0400 |
| commit | f7a0fd56e4f58aec3300082fc10433052e2f1863 (patch) | |
| tree | 4b3348f4866f6b3417f456a298229d63d4581424 /fs/btrfs/extent_io.c | |
| parent | 5e1e704a7de14ae79dc4d983dbbcab67064960c9 (diff) | |
| parent | 31d141e3a666269a3b6fcccddb0351caf7454240 (diff) | |
| download | linux-f7a0fd56e4f58aec3300082fc10433052e2f1863.tar.xz | |
Merge 3.12-rc6 into staging-next.
We want these fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/btrfs/extent_io.c')
| -rw-r--r-- | fs/btrfs/extent_io.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c index 22bda32acb89..51731b76900d 100644 --- a/fs/btrfs/extent_io.c +++ b/fs/btrfs/extent_io.c @@ -1490,10 +1490,8 @@ static noinline u64 find_delalloc_range(struct extent_io_tree *tree, cur_start = state->end + 1; node = rb_next(node); total_bytes += state->end - state->start + 1; - if (total_bytes >= max_bytes) { - *end = *start + max_bytes - 1; + if (total_bytes >= max_bytes) break; - } if (!node) break; } @@ -1635,10 +1633,9 @@ again: /* * make sure to limit the number of pages we try to lock down - * if we're looping. */ - if (delalloc_end + 1 - delalloc_start > max_bytes && loops) - delalloc_end = delalloc_start + PAGE_CACHE_SIZE - 1; + if (delalloc_end + 1 - delalloc_start > max_bytes) + delalloc_end = delalloc_start + max_bytes - 1; /* step two, lock all the pages after the page that has start */ ret = lock_delalloc_pages(inode, locked_page, @@ -1649,8 +1646,7 @@ again: */ free_extent_state(cached_state); if (!loops) { - unsigned long offset = (*start) & (PAGE_CACHE_SIZE - 1); - max_bytes = PAGE_CACHE_SIZE - offset; + max_bytes = PAGE_CACHE_SIZE; loops = 1; goto again; } else { |