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btrfs: kill tree_mod_log_set_node_key helper 

A trivial wrapper that can be simply opencoded and makes the GFP
allocation request more visible. The error handling is now moved to the
callers.

Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba 2018-03-05 16:16:54 +01:00
parent bf1d342510
commit 0e82bcfe3c
1 changed files with 17 additions and 15 deletions
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32
fs/btrfs/ctree.c
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@ -837,16 +837,6 @@ free_tms:
return ret;
}
static noinline void tree_mod_log_set_node_key(struct extent_buffer *eb,
int slot, int atomic)
{
int ret;
ret = tree_mod_log_insert_key(eb, slot, MOD_LOG_KEY_REPLACE,
atomic ? GFP_ATOMIC : GFP_NOFS);
BUG_ON(ret < 0);
}
static noinline int tree_mod_log_free_eb(struct extent_buffer *eb)
{
struct tree_mod_elem **tm_list = NULL;
@ -1962,7 +1952,9 @@ static noinline int balance_level(struct btrfs_trans_handle *trans,
} else {
struct btrfs_disk_key right_key;
btrfs_node_key(right, &right_key, 0);
tree_mod_log_set_node_key(parent, pslot + 1, 0);
ret = tree_mod_log_insert_key(parent, pslot + 1,
MOD_LOG_KEY_REPLACE, GFP_NOFS);
BUG_ON(ret < 0);
btrfs_set_node_key(parent, &right_key, pslot + 1);
btrfs_mark_buffer_dirty(parent);
}
@ -2006,7 +1998,9 @@ static noinline int balance_level(struct btrfs_trans_handle *trans,
/* update the parent key to reflect our changes */
struct btrfs_disk_key mid_key;
btrfs_node_key(mid, &mid_key, 0);
tree_mod_log_set_node_key(parent, pslot, 0);
ret = tree_mod_log_insert_key(parent, pslot,
MOD_LOG_KEY_REPLACE, GFP_NOFS);
BUG_ON(ret < 0);
btrfs_set_node_key(parent, &mid_key, pslot);
btrfs_mark_buffer_dirty(parent);
}
@ -2107,7 +2101,9 @@ static noinline int push_nodes_for_insert(struct btrfs_trans_handle *trans,
struct btrfs_disk_key disk_key;
orig_slot += left_nr;
btrfs_node_key(mid, &disk_key, 0);
tree_mod_log_set_node_key(parent, pslot, 0);
ret = tree_mod_log_insert_key(parent, pslot,
MOD_LOG_KEY_REPLACE, GFP_NOFS);
BUG_ON(ret < 0);
btrfs_set_node_key(parent, &disk_key, pslot);
btrfs_mark_buffer_dirty(parent);
if (btrfs_header_nritems(left) > orig_slot) {
@ -2161,7 +2157,9 @@ static noinline int push_nodes_for_insert(struct btrfs_trans_handle *trans,
struct btrfs_disk_key disk_key;
btrfs_node_key(right, &disk_key, 0);
tree_mod_log_set_node_key(parent, pslot + 1, 0);
ret = tree_mod_log_insert_key(parent, pslot + 1,
MOD_LOG_KEY_REPLACE, GFP_NOFS);
BUG_ON(ret < 0);
btrfs_set_node_key(parent, &disk_key, pslot + 1);
btrfs_mark_buffer_dirty(parent);
@ -3114,13 +3112,17 @@ static void fixup_low_keys(struct btrfs_fs_info *fs_info,
{
int i;
struct extent_buffer *t;
int ret;
for (i = level; i < BTRFS_MAX_LEVEL; i++) {
int tslot = path->slots[i];
if (!path->nodes[i])
break;
t = path->nodes[i];
tree_mod_log_set_node_key(t, tslot, 1);
ret = tree_mod_log_insert_key(t, tslot, MOD_LOG_KEY_REPLACE,
GFP_ATOMIC);
BUG_ON(ret < 0);
btrfs_set_node_key(t, key, tslot);
btrfs_mark_buffer_dirty(path->nodes[i]);
if (tslot != 0)