2004-09-14 09:49:50

by Kirill Korotaev

[permalink] [raw]
Subject: [PATCH] Rearrange of inode_lock in writeback_inodes()

--- ./fs/fs-writeback.c.sblock 2004-09-14 11:07:36.000000000 +0400
+++ ./fs/fs-writeback.c 2004-09-14 11:13:23.931085680 +0400
@@ -392,7 +392,6 @@ writeback_inodes(struct writeback_contro
{
struct super_block *sb;

- spin_lock(&inode_lock);
spin_lock(&sb_lock);
restart:
sb = sb_entry(super_blocks.prev);
@@ -407,8 +406,11 @@ restart:
* be unmounted by the time it is released.
*/
if (down_read_trylock(&sb->s_umount)) {
- if (sb->s_root)
+ if (sb->s_root) {
+ spin_lock(&inode_lock);
sync_sb_inodes(sb, wbc);
+ spin_unlock(&inode_lock);
+ }
up_read(&sb->s_umount);
}
spin_lock(&sb_lock);
@@ -425,7 +427,6 @@ restart:
break;
}
spin_unlock(&sb_lock);
- spin_unlock(&inode_lock);
}

/*


Attachments:
diff-sb-lock (754.00 B)