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[PATCH] ocfs2: use list_for_each_entry where benefical

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Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>
This commit is contained in:
Christoph Hellwig
2007-05-17 16:03:13 +02:00
committed by Mark Fasheh
parent e6df3a663a
commit 800deef3f6
6 changed files with 47 additions and 105 deletions
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10
fs/ocfs2/extent_map.c
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@@ -109,17 +109,14 @@ static int ocfs2_extent_map_lookup(struct inode *inode, unsigned int cpos,
*/
void ocfs2_extent_map_trunc(struct inode *inode, unsigned int cpos)
{
struct list_head *p, *n;
struct ocfs2_extent_map_item *emi;
struct ocfs2_extent_map_item *emi, *n;
struct ocfs2_inode_info *oi = OCFS2_I(inode);
struct ocfs2_extent_map *em = &oi->ip_extent_map;
LIST_HEAD(tmp_list);
unsigned int range;
spin_lock(&oi->ip_lock);
list_for_each_safe(p, n, &em->em_list) {
emi = list_entry(p, struct ocfs2_extent_map_item, ei_list);
list_for_each_entry_safe(emi, n, &em->em_list, ei_list) {
if (emi->ei_cpos >= cpos) {
/* Full truncate of this record. */
list_move(&emi->ei_list, &tmp_list);
@@ -136,8 +133,7 @@ void ocfs2_extent_map_trunc(struct inode *inode, unsigned int cpos)
}
spin_unlock(&oi->ip_lock);
list_for_each_safe(p, n, &tmp_list) {
emi = list_entry(p, struct ocfs2_extent_map_item, ei_list);
list_for_each_entry_safe(emi, n, &tmp_list, ei_list) {
list_del(&emi->ei_list);
kfree(emi);
}