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authorQu Wenruo <quwenruo@cn.fujitsu.com>2016-10-18 09:31:27 +0800
committerDavid Sterba <dsterba@suse.com>2016-11-30 13:45:21 +0100
commit50b3e040b7c092c3c157f3febaaac77038e9f6fd (patch)
treeda58d2446e8e77e0e8fc03275c3b05e3291dc2b1
parent1d2beaa95b307db5aacd527065d16ed48854d04e (diff)
downloadop-kernel-dev-50b3e040b7c092c3c157f3febaaac77038e9f6fd.zip
op-kernel-dev-50b3e040b7c092c3c157f3febaaac77038e9f6fd.tar.gz
btrfs: qgroup: Rename functions to make it follow reserve,trace,account steps
Rename btrfs_qgroup_insert_dirty_extent(_nolock) to btrfs_qgroup_trace_extent(_nolock), according to the new reserve/trace/account naming schema. Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com> Reviewed-and-Tested-by: Goldwyn Rodrigues <rgoldwyn@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
-rw-r--r--fs/btrfs/delayed-ref.c2
-rw-r--r--fs/btrfs/extent-tree.c6
-rw-r--r--fs/btrfs/qgroup.c8
-rw-r--r--fs/btrfs/qgroup.h13
-rw-r--r--fs/btrfs/relocation.c2
-rw-r--r--fs/btrfs/tree-log.c2
-rw-r--r--include/trace/events/btrfs.h2
7 files changed, 18 insertions, 17 deletions
diff --git a/fs/btrfs/delayed-ref.c b/fs/btrfs/delayed-ref.c
index 8d93854..a1cd0da 100644
--- a/fs/btrfs/delayed-ref.c
+++ b/fs/btrfs/delayed-ref.c
@@ -606,7 +606,7 @@ add_delayed_ref_head(struct btrfs_fs_info *fs_info,
qrecord->num_bytes = num_bytes;
qrecord->old_roots = NULL;
- if(btrfs_qgroup_insert_dirty_extent_nolock(fs_info,
+ if(btrfs_qgroup_trace_extent_nolock(fs_info,
delayed_refs, qrecord))
kfree(qrecord);
}
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index c17b0d1..1ad5643 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -8571,8 +8571,8 @@ static int account_leaf_items(struct btrfs_trans_handle *trans,
num_bytes = btrfs_file_extent_disk_num_bytes(eb, fi);
- ret = btrfs_qgroup_insert_dirty_extent(trans, root->fs_info,
- bytenr, num_bytes, GFP_NOFS);
+ ret = btrfs_qgroup_trace_extent(trans, root->fs_info,
+ bytenr, num_bytes, GFP_NOFS);
if (ret)
return ret;
}
@@ -8721,7 +8721,7 @@ walk_down:
btrfs_set_lock_blocking_rw(eb, BTRFS_READ_LOCK);
path->locks[level] = BTRFS_READ_LOCK_BLOCKING;
- ret = btrfs_qgroup_insert_dirty_extent(trans,
+ ret = btrfs_qgroup_trace_extent(trans,
root->fs_info, child_bytenr,
root->nodesize, GFP_NOFS);
if (ret)
diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c
index 50b32cb..87ab738 100644
--- a/fs/btrfs/qgroup.c
+++ b/fs/btrfs/qgroup.c
@@ -1457,7 +1457,7 @@ int btrfs_qgroup_prepare_account_extents(struct btrfs_trans_handle *trans,
return ret;
}
-int btrfs_qgroup_insert_dirty_extent_nolock(struct btrfs_fs_info *fs_info,
+int btrfs_qgroup_trace_extent_nolock(struct btrfs_fs_info *fs_info,
struct btrfs_delayed_ref_root *delayed_refs,
struct btrfs_qgroup_extent_record *record)
{
@@ -1467,7 +1467,7 @@ int btrfs_qgroup_insert_dirty_extent_nolock(struct btrfs_fs_info *fs_info,
u64 bytenr = record->bytenr;
assert_spin_locked(&delayed_refs->lock);
- trace_btrfs_qgroup_insert_dirty_extent(fs_info, record);
+ trace_btrfs_qgroup_trace_extent(fs_info, record);
while (*p) {
parent_node = *p;
@@ -1486,7 +1486,7 @@ int btrfs_qgroup_insert_dirty_extent_nolock(struct btrfs_fs_info *fs_info,
return 0;
}
-int btrfs_qgroup_insert_dirty_extent(struct btrfs_trans_handle *trans,
+int btrfs_qgroup_trace_extent(struct btrfs_trans_handle *trans,
struct btrfs_fs_info *fs_info, u64 bytenr, u64 num_bytes,
gfp_t gfp_flag)
{
@@ -1509,7 +1509,7 @@ int btrfs_qgroup_insert_dirty_extent(struct btrfs_trans_handle *trans,
record->old_roots = NULL;
spin_lock(&delayed_refs->lock);
- ret = btrfs_qgroup_insert_dirty_extent_nolock(fs_info, delayed_refs,
+ ret = btrfs_qgroup_trace_extent_nolock(fs_info, delayed_refs,
record);
spin_unlock(&delayed_refs->lock);
if (ret > 0)
diff --git a/fs/btrfs/qgroup.h b/fs/btrfs/qgroup.h
index a72bf21..9303e09 100644
--- a/fs/btrfs/qgroup.h
+++ b/fs/btrfs/qgroup.h
@@ -93,8 +93,8 @@ struct btrfs_delayed_extent_op;
int btrfs_qgroup_prepare_account_extents(struct btrfs_trans_handle *trans,
struct btrfs_fs_info *fs_info);
/*
- * Insert one dirty extent record into @delayed_refs, informing qgroup to
- * account that extent at commit trans time.
+ * Inform qgroup to trace one dirty extent, its info is recorded in @record.
+ * So qgroup can account it at commit trans time.
*
* No lock version, caller must acquire delayed ref lock and allocate memory.
*
@@ -102,14 +102,15 @@ int btrfs_qgroup_prepare_account_extents(struct btrfs_trans_handle *trans,
* Return >0 for existing record, caller can free @record safely.
* Error is not possible
*/
-int btrfs_qgroup_insert_dirty_extent_nolock(
+int btrfs_qgroup_trace_extent_nolock(
struct btrfs_fs_info *fs_info,
struct btrfs_delayed_ref_root *delayed_refs,
struct btrfs_qgroup_extent_record *record);
/*
- * Insert one dirty extent record into @delayed_refs, informing qgroup to
- * account that extent at commit trans time.
+ * Inform qgroup to trace one dirty extent, specified by @bytenr and
+ * @num_bytes.
+ * So qgroup can account it at commit trans time.
*
* Better encapsulated version.
*
@@ -117,7 +118,7 @@ int btrfs_qgroup_insert_dirty_extent_nolock(
* Return <0 for error, like memory allocation failure or invalid parameter
* (NULL trans)
*/
-int btrfs_qgroup_insert_dirty_extent(struct btrfs_trans_handle *trans,
+int btrfs_qgroup_trace_extent(struct btrfs_trans_handle *trans,
struct btrfs_fs_info *fs_info, u64 bytenr, u64 num_bytes,
gfp_t gfp_flag);
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index 26f6c5a..c430f2f 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -4012,7 +4012,7 @@ static int qgroup_fix_relocated_data_extents(struct btrfs_trans_handle *trans,
if (btrfs_file_extent_type(path->nodes[0], fi) !=
BTRFS_FILE_EXTENT_REG)
goto next;
- ret = btrfs_qgroup_insert_dirty_extent(trans, fs_info,
+ ret = btrfs_qgroup_trace_extent(trans, fs_info,
btrfs_file_extent_disk_bytenr(path->nodes[0], fi),
btrfs_file_extent_disk_num_bytes(path->nodes[0], fi),
GFP_NOFS);
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index 3d33c4e..e0478f5 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -689,7 +689,7 @@ static noinline int replay_one_extent(struct btrfs_trans_handle *trans,
* as the owner of the file extent changed from log tree
* (doesn't affect qgroup) to fs/file tree(affects qgroup)
*/
- ret = btrfs_qgroup_insert_dirty_extent(trans, root->fs_info,
+ ret = btrfs_qgroup_trace_extent(trans, root->fs_info,
btrfs_file_extent_disk_bytenr(eb, item),
btrfs_file_extent_disk_num_bytes(eb, item),
GFP_NOFS);
diff --git a/include/trace/events/btrfs.h b/include/trace/events/btrfs.h
index e030d6f..e61bbc3 100644
--- a/include/trace/events/btrfs.h
+++ b/include/trace/events/btrfs.h
@@ -1406,7 +1406,7 @@ DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_account_extents,
TP_ARGS(fs_info, rec)
);
-DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_insert_dirty_extent,
+DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_trace_extent,
TP_PROTO(struct btrfs_fs_info *fs_info,
struct btrfs_qgroup_extent_record *rec),
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