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OpenCloudOS-Kernel
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btrfs: temporarily export btrfs_get_restripe_target 

This gets used by a few different logical chunks of the block group
code, export it while we move things around.

Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Josef Bacik 2019-06-20 15:37:58 -04:00 committed by David Sterba
parent 4358d9635a
commit 8484764e85
2 changed files with 4 additions and 3 deletions
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1
fs/btrfs/block-group.h
View File

@ -197,5 +197,6 @@ static inline int btrfs_block_group_cache_done(
}
int __btrfs_inc_block_group_ro(struct btrfs_block_group_cache *cache, int force);
u64 btrfs_get_restripe_target(struct btrfs_fs_info *fs_info, u64 flags);
#endif /* BTRFS_BLOCK_GROUP_H */

6
fs/btrfs/extent-tree.c
View File

@ -3048,7 +3048,7 @@ int btrfs_extent_readonly(struct btrfs_fs_info *fs_info, u64 bytenr)
*
* should be called with balance_lock held
*/
static u64 get_restripe_target(struct btrfs_fs_info *fs_info, u64 flags)
u64 btrfs_get_restripe_target(struct btrfs_fs_info *fs_info, u64 flags)
{
struct btrfs_balance_control *bctl = fs_info->balance_ctl;
u64 target = 0;
@ -3089,7 +3089,7 @@ static u64 btrfs_reduce_alloc_profile(struct btrfs_fs_info *fs_info, u64 flags)
* try to reduce to the target profile
*/
spin_lock(&fs_info->balance_lock);
target = get_restripe_target(fs_info, flags);
target = btrfs_get_restripe_target(fs_info, flags);
if (target) {
/* pick target profile only if it's already available */
if ((flags & target) & BTRFS_EXTENDED_PROFILE_MASK) {
@ -6538,7 +6538,7 @@ static u64 update_block_group_flags(struct btrfs_fs_info *fs_info, u64 flags)
* if restripe for this chunk_type is on pick target profile and
* return, otherwise do the usual balance
*/
stripped = get_restripe_target(fs_info, flags);
stripped = btrfs_get_restripe_target(fs_info, flags);
if (stripped)
return extended_to_chunk(stripped);