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f2fs: code cleanup and simplify in func {find/add}_gc_inode 

This patch simplifies list operations in find_gc_inode and add_gc_inode.
Just simple code cleanup.

Signed-off-by: Gu Zheng <guz.fnst@cn.fujitsu.com>
[Jaegeuk Kim: add description]
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
This commit is contained in:
Gu Zheng 2013-06-20 17:52:39 +08:00 committed by Jaegeuk Kim
parent 8736fbf003
commit 6cc4af5606
1 changed files with 5 additions and 12 deletions
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17
fs/f2fs/gc.c
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@ -321,28 +321,21 @@ static const struct victim_selection default_v_ops = {
static struct inode *find_gc_inode(nid_t ino, struct list_head *ilist)
{
struct list_head *this;
struct inode_entry *ie;
list_for_each(this, ilist) {
ie = list_entry(this, struct inode_entry, list);
list_for_each_entry(ie, ilist, list)
if (ie->inode->i_ino == ino)
return ie->inode;
}
return NULL;
}
static void add_gc_inode(struct inode *inode, struct list_head *ilist)
{
struct list_head *this;
struct inode_entry *new_ie, *ie;
struct inode_entry *new_ie;
list_for_each(this, ilist) {
ie = list_entry(this, struct inode_entry, list);
if (ie->inode == inode) {
iput(inode);
return;
}
if (inode == find_gc_inode(inode->i_ino, ilist)) {
iput(inode);
return;
}
repeat:
new_ie = kmem_cache_alloc(winode_slab, GFP_NOFS);