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f2fs: avoid potential unnecessary codes 

This patch relocates some operations to avoid unnecessary execution.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
hifive-unleashed-5.1
Jaegeuk Kim 2014-12-30 23:08:26 -08:00
parent e1509cf294
commit 3547ea961d
2 changed files with 5 additions and 3 deletions
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5
fs/f2fs/data.c
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@ -299,8 +299,6 @@ void update_extent_cache(struct dnode_of_data *dn)
int need_update = true;
f2fs_bug_on(F2FS_I_SB(dn->inode), dn->data_blkaddr == NEW_ADDR);
fofs = start_bidx_of_node(ofs_of_node(dn->node_page), fi) +
dn->ofs_in_node;
/* Update the page address in the parent node */
__set_data_blkaddr(dn);
@ -308,6 +306,9 @@ void update_extent_cache(struct dnode_of_data *dn)
if (is_inode_flag_set(fi, FI_NO_EXTENT))
return;
fofs = start_bidx_of_node(ofs_of_node(dn->node_page), fi) +
dn->ofs_in_node;
write_lock(&fi->ext.ext_lock);
start_fofs = fi->ext.fofs;

3
fs/f2fs/node.c
View File

@ -348,7 +348,6 @@ void get_node_info(struct f2fs_sb_info *sbi, nid_t nid, struct node_info *ni)
struct nat_entry *e;
int i;
memset(&ne, 0, sizeof(struct f2fs_nat_entry));
ni->nid = nid;
/* Check nat cache */
@ -363,6 +362,8 @@ void get_node_info(struct f2fs_sb_info *sbi, nid_t nid, struct node_info *ni)
if (e)
return;
memset(&ne, 0, sizeof(struct f2fs_nat_entry));
/* Check current segment summary */
mutex_lock(&curseg->curseg_mutex);
i = lookup_journal_in_cursum(sum, NAT_JOURNAL, nid, 0);