2008-06-09 05:35:27

by Kentaro Makita

[permalink] [raw]
Subject: [PATCH -mm 2/2] vfs: add cond_resched_lock while scanning dentry LRU lists

o add cond_resched_lock(&dcache_lock) while scanning LRU lists on superblocks
in __shrink_dcache_sb()

Signed-off-by: Kentaro Makita <[email protected]>
---
fs/dcache.c | 1 +
1 files changed, 1 insertion(+)

Index: b/fs/dcache.c
===================================================================
--- a/fs/dcache.c 2008-06-05 11:48:57.000000000 +0900
+++ b/fs/dcache.c 2008-06-05 11:49:19.000000000 +0900
@@ -484,6 +484,7 @@ restart:
if (--cnt == 0)
break;
}
+ cond_resched_lock(&dcache_lock);
}
}
while (!list_empty(&tmp)) {