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| author | David Sterba <dsterba@suse.com> | 2017-02-14 19:45:05 +0100 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2017-02-28 14:26:36 +0100 |
| commit | e5d74902362f1a06ea3674042d09f1af178c0a20 (patch) | |
| tree | 18b3bf38ac7e1d72923e423156f5e1843317f695 /fs/btrfs/compression.c | |
| parent | btrfs: use predefined limits for calculating maximum number of pages for comp... (diff) | |
| download | linux-e5d74902362f1a06ea3674042d09f1af178c0a20.tar.xz linux-e5d74902362f1a06ea3674042d09f1af178c0a20.zip | |
btrfs: derive maximum output size in the compression implementation
The value of max_out can be calculated from the parameters passed to the
compressors, which is number of pages and the page size, and we don't
have to needlessly pass it around.
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs/compression.c')
| -rw-r--r-- | fs/btrfs/compression.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c index 11dcda57e15c..c7721a6aa3bb 100644 --- a/fs/btrfs/compression.c +++ b/fs/btrfs/compression.c @@ -932,8 +932,7 @@ int btrfs_compress_pages(int type, struct address_space *mapping, u64 start, struct page **pages, unsigned long *out_pages, unsigned long *total_in, - unsigned long *total_out, - unsigned long max_out) + unsigned long *total_out) { struct list_head *workspace; int ret; @@ -943,8 +942,7 @@ int btrfs_compress_pages(int type, struct address_space *mapping, ret = btrfs_compress_op[type-1]->compress_pages(workspace, mapping, start, pages, out_pages, - total_in, total_out, - max_out); + total_in, total_out); free_workspace(type, workspace); return ret; } |