Message ID | 20180215042938.18963-1-anand.jain@oracle.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On 15.02.2018 06:29, Anand Jain wrote: > This patch deletes local variable disk_num_bytes as its value > is same as num_bytes in the function cow_file_range(). > > Signed-off-by: Anand Jain <anand.jain@oracle.com> Reviewed-by: Nikolay Borisov <nborisov@suse.com> > --- > v1->v2: > Fix conflict. > Removed Reviewed-by: David Sterba <dsterba@suse.com> > as there is a conflict fix. > > fs/btrfs/inode.c | 15 ++++++--------- > 1 file changed, 6 insertions(+), 9 deletions(-) > > diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c > index 8997e39c8e37..4b156e191592 100644 > --- a/fs/btrfs/inode.c > +++ b/fs/btrfs/inode.c > @@ -959,7 +959,6 @@ static noinline int cow_file_range(struct inode *inode, > u64 alloc_hint = 0; > u64 num_bytes; > unsigned long ram_size; > - u64 disk_num_bytes; > u64 cur_alloc_size = 0; > u64 blocksize = fs_info->sectorsize; > struct btrfs_key ins; > @@ -977,7 +976,6 @@ static noinline int cow_file_range(struct inode *inode, > > num_bytes = ALIGN(end - start + 1, blocksize); > num_bytes = max(blocksize, num_bytes); > - disk_num_bytes = num_bytes; > > inode_should_defrag(BTRFS_I(inode), start, end, num_bytes, SZ_64K); > > @@ -1008,15 +1006,15 @@ static noinline int cow_file_range(struct inode *inode, > } > } > > - BUG_ON(disk_num_bytes > > + BUG_ON(num_bytes > > btrfs_super_total_bytes(fs_info->super_copy)); > > alloc_hint = get_extent_allocation_hint(inode, start, num_bytes); > btrfs_drop_extent_cache(BTRFS_I(inode), start, > start + num_bytes - 1, 0); > > - while (disk_num_bytes > 0) { > - cur_alloc_size = disk_num_bytes; > + while (num_bytes > 0) { > + cur_alloc_size = num_bytes; > ret = btrfs_reserve_extent(root, cur_alloc_size, cur_alloc_size, > fs_info->sectorsize, 0, alloc_hint, > &ins, 1, 1); > @@ -1080,11 +1078,10 @@ static noinline int cow_file_range(struct inode *inode, > delalloc_end, locked_page, > EXTENT_LOCKED | EXTENT_DELALLOC, > page_ops); > - if (disk_num_bytes < cur_alloc_size) > - disk_num_bytes = 0; > + if (num_bytes < cur_alloc_size) > + num_bytes = 0; > else > - disk_num_bytes -= cur_alloc_size; > - num_bytes -= cur_alloc_size; > + num_bytes -= cur_alloc_size; > alloc_hint = ins.objectid + ins.offset; > start += cur_alloc_size; > extent_reserved = false; > -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Thu, Feb 15, 2018 at 10:38:00AM +0200, Nikolay Borisov wrote: > > > On 15.02.2018 06:29, Anand Jain wrote: > > This patch deletes local variable disk_num_bytes as its value > > is same as num_bytes in the function cow_file_range(). > > > > Signed-off-by: Anand Jain <anand.jain@oracle.com> > > Reviewed-by: Nikolay Borisov <nborisov@suse.com> Added to next, thanks. -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 8997e39c8e37..4b156e191592 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -959,7 +959,6 @@ static noinline int cow_file_range(struct inode *inode, u64 alloc_hint = 0; u64 num_bytes; unsigned long ram_size; - u64 disk_num_bytes; u64 cur_alloc_size = 0; u64 blocksize = fs_info->sectorsize; struct btrfs_key ins; @@ -977,7 +976,6 @@ static noinline int cow_file_range(struct inode *inode, num_bytes = ALIGN(end - start + 1, blocksize); num_bytes = max(blocksize, num_bytes); - disk_num_bytes = num_bytes; inode_should_defrag(BTRFS_I(inode), start, end, num_bytes, SZ_64K); @@ -1008,15 +1006,15 @@ static noinline int cow_file_range(struct inode *inode, } } - BUG_ON(disk_num_bytes > + BUG_ON(num_bytes > btrfs_super_total_bytes(fs_info->super_copy)); alloc_hint = get_extent_allocation_hint(inode, start, num_bytes); btrfs_drop_extent_cache(BTRFS_I(inode), start, start + num_bytes - 1, 0); - while (disk_num_bytes > 0) { - cur_alloc_size = disk_num_bytes; + while (num_bytes > 0) { + cur_alloc_size = num_bytes; ret = btrfs_reserve_extent(root, cur_alloc_size, cur_alloc_size, fs_info->sectorsize, 0, alloc_hint, &ins, 1, 1); @@ -1080,11 +1078,10 @@ static noinline int cow_file_range(struct inode *inode, delalloc_end, locked_page, EXTENT_LOCKED | EXTENT_DELALLOC, page_ops); - if (disk_num_bytes < cur_alloc_size) - disk_num_bytes = 0; + if (num_bytes < cur_alloc_size) + num_bytes = 0; else - disk_num_bytes -= cur_alloc_size; - num_bytes -= cur_alloc_size; + num_bytes -= cur_alloc_size; alloc_hint = ins.objectid + ins.offset; start += cur_alloc_size; extent_reserved = false;
This patch deletes local variable disk_num_bytes as its value is same as num_bytes in the function cow_file_range(). Signed-off-by: Anand Jain <anand.jain@oracle.com> --- v1->v2: Fix conflict. Removed Reviewed-by: David Sterba <dsterba@suse.com> as there is a conflict fix. fs/btrfs/inode.c | 15 ++++++--------- 1 file changed, 6 insertions(+), 9 deletions(-)