Remove dead assigment of num_bytes
Also as num_bytes only used in will_compress block as
copy of total_in just replace that with total_in and drop num_bytes entire
Signed-off-by: Timofey Titovets <nefelim4ag@xxxxxxxxx>
Reviewed-by: Nikolay Borisov <nborisov@xxxxxxxx>
---
fs/btrfs/inode.c | 10 +++-------
1 file changed, 3 insertions(+), 7 deletions(-)
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index b728397ba6e1..237df8fdf7b8 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -458,7 +458,6 @@ static noinline void compress_file_range(struct inode *inode,
{
struct btrfs_fs_info *fs_info = btrfs_sb(inode->i_sb);
struct btrfs_root *root = BTRFS_I(inode)->root;
- u64 num_bytes;
u64 blocksize = fs_info->sectorsize;
u64 actual_end;
u64 isize = i_size_read(inode);
@@ -508,8 +507,6 @@ static noinline void compress_file_range(struct inode *inode,
total_compressed = min_t(unsigned long, total_compressed,
BTRFS_MAX_UNCOMPRESSED);
- num_bytes = ALIGN(end - start + 1, blocksize);
- num_bytes = max(blocksize, num_bytes);
total_in = 0;
ret = 0;
@@ -628,7 +625,6 @@ static noinline void compress_file_range(struct inode *inode,
*/
total_in = ALIGN(total_in, PAGE_SIZE);
if (total_compressed + blocksize <= total_in) {
- num_bytes = total_in;
*num_added += 1;
/*
@@ -636,12 +632,12 @@ static noinline void compress_file_range(struct inode *inode,
* allocation on disk for these compressed pages, and
* will submit them to the elevator.
*/
- add_async_extent(async_cow, start, num_bytes,
+ add_async_extent(async_cow, start, total_in,
total_compressed, pages, nr_pages,
compress_type);
- if (start + num_bytes < end) {
- start += num_bytes;
+ if (start + total_in < end) {
+ start += total_in;
pages = NULL;
cond_resched();
goto again;
--
2.14.2
--
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