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btrfs: use cond_resched_rwlock_write() during inode eviction

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At evict_inode_truncate_pages(), instead of manually checking if
rescheduling is needed, then unlock the extent map tree, reschedule and
then write lock again the tree, use the helper cond_resched_rwlock_write()
which does all that.

Signed-off-by: Filipe Manana <fdmanana@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Filipe Manana 2022-09-19 15:06:31 +01:00 committed by David Sterba
parent f3109e33bb
commit 99ba0c8150
1 changed files with 1 additions and 5 deletions
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6
fs/btrfs/inode.c
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@ -5305,11 +5305,7 @@ static void evict_inode_truncate_pages(struct inode *inode)
clear_bit(EXTENT_FLAG_LOGGING, &em->flags);
remove_extent_mapping(map_tree, em);
free_extent_map(em);
if (need_resched()) {
write_unlock(&map_tree->lock);
cond_resched();
write_lock(&map_tree->lock);
}
cond_resched_rwlock_write(&map_tree->lock);
}
write_unlock(&map_tree->lock);