Message ID | 1526612424-97061-2-git-send-email-bo.liu@linux.alibaba.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On 2018年05月18日 11:00, Liu Bo wrote: > read_block_for_search() can be simplified as, > > tmp = find_extent_buffer(); > if (tmp) > return; > > free_extent_buffer(); > read_tree_block(); > > Apparently, @tmp must be NULL at this point, free_extent_buffer() is not > needed.> > Signed-off-by: Liu Bo <bo.liu@linux.alibaba.com> Reviewed-by: Qu wenruo <wqu@suse.com> Thanks, Qu > --- > fs/btrfs/ctree.c | 1 - > 1 file changed, 1 deletion(-) > > diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c > index b3f6f300e492..9fa3d77c98d4 100644 > --- a/fs/btrfs/ctree.c > +++ b/fs/btrfs/ctree.c > @@ -2432,7 +2432,6 @@ noinline void btrfs_unlock_up_safe(struct btrfs_path *path, int level) > btrfs_unlock_up_safe(p, level + 1); > btrfs_set_path_blocking(p); > > - free_extent_buffer(tmp); > if (p->reada != READA_NONE) > reada_for_search(fs_info, p, level, slot, key->objectid); > >
diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c index b3f6f300e492..9fa3d77c98d4 100644 --- a/fs/btrfs/ctree.c +++ b/fs/btrfs/ctree.c @@ -2432,7 +2432,6 @@ noinline void btrfs_unlock_up_safe(struct btrfs_path *path, int level) btrfs_unlock_up_safe(p, level + 1); btrfs_set_path_blocking(p); - free_extent_buffer(tmp); if (p->reada != READA_NONE) reada_for_search(fs_info, p, level, slot, key->objectid);
read_block_for_search() can be simplified as, tmp = find_extent_buffer(); if (tmp) return; free_extent_buffer(); read_tree_block(); Apparently, @tmp must be NULL at this point, free_extent_buffer() is not needed. Signed-off-by: Liu Bo <bo.liu@linux.alibaba.com> --- fs/btrfs/ctree.c | 1 - 1 file changed, 1 deletion(-)