From: fdmanana@kernel.org
To: linux-btrfs@vger.kernel.org
Subject: [PATCH] Btrfs: remove unused function btrfs_add_delayed_qgroup_reserve()
Date: Wed, 3 Aug 2016 11:31:06 +0100 [thread overview]
Message-ID: <1470220266-27980-1-git-send-email-fdmanana@kernel.org> (raw)
From: Filipe Manana <fdmanana@suse.com>
No longer used as of commit 5846a3c26873 ("btrfs: qgroup: Fix a race in
delayed_ref which leads to abort trans").
Signed-off-by: Filipe Manana <fdmanana@suse.com>
---
fs/btrfs/delayed-ref.c | 27 ---------------------------
fs/btrfs/delayed-ref.h | 3 ---
2 files changed, 30 deletions(-)
diff --git a/fs/btrfs/delayed-ref.c b/fs/btrfs/delayed-ref.c
index 430b368..02dd2ec 100644
--- a/fs/btrfs/delayed-ref.c
+++ b/fs/btrfs/delayed-ref.c
@@ -861,33 +861,6 @@ int btrfs_add_delayed_data_ref(struct btrfs_fs_info *fs_info,
return 0;
}
-int btrfs_add_delayed_qgroup_reserve(struct btrfs_fs_info *fs_info,
- struct btrfs_trans_handle *trans,
- u64 ref_root, u64 bytenr, u64 num_bytes)
-{
- struct btrfs_delayed_ref_root *delayed_refs;
- struct btrfs_delayed_ref_head *ref_head;
- int ret = 0;
-
- if (!fs_info->quota_enabled || !is_fstree(ref_root))
- return 0;
-
- delayed_refs = &trans->transaction->delayed_refs;
-
- spin_lock(&delayed_refs->lock);
- ref_head = find_ref_head(&delayed_refs->href_root, bytenr, 0);
- if (!ref_head) {
- ret = -ENOENT;
- goto out;
- }
- WARN_ON(ref_head->qgroup_reserved || ref_head->qgroup_ref_root);
- ref_head->qgroup_ref_root = ref_root;
- ref_head->qgroup_reserved = num_bytes;
-out:
- spin_unlock(&delayed_refs->lock);
- return ret;
-}
-
int btrfs_add_delayed_extent_op(struct btrfs_fs_info *fs_info,
struct btrfs_trans_handle *trans,
u64 bytenr, u64 num_bytes,
diff --git a/fs/btrfs/delayed-ref.h b/fs/btrfs/delayed-ref.h
index 5fca953..43f3629 100644
--- a/fs/btrfs/delayed-ref.h
+++ b/fs/btrfs/delayed-ref.h
@@ -250,9 +250,6 @@ int btrfs_add_delayed_data_ref(struct btrfs_fs_info *fs_info,
u64 parent, u64 ref_root,
u64 owner, u64 offset, u64 reserved, int action,
struct btrfs_delayed_extent_op *extent_op);
-int btrfs_add_delayed_qgroup_reserve(struct btrfs_fs_info *fs_info,
- struct btrfs_trans_handle *trans,
- u64 ref_root, u64 bytenr, u64 num_bytes);
int btrfs_add_delayed_extent_op(struct btrfs_fs_info *fs_info,
struct btrfs_trans_handle *trans,
u64 bytenr, u64 num_bytes,
--
2.7.0.rc3
reply other threads:[~2016-08-03 10:41 UTC|newest]
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