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authorJames Morris <jmorris@namei.org>2011-03-08 02:55:06 +0300
committerJames Morris <jmorris@namei.org>2011-03-08 02:55:06 +0300
commit1cc26bada9f6807814806db2f0d78792eecdac71 (patch)
tree5509b5139db04af6c13db0a580c84116a4a54039 /mm/truncate.c
parenteae61f3c829439f8f9121b5cd48a14be04df451f (diff)
parent214d93b02c4fe93638ad268613c9702a81ed9192 (diff)
downloadlinux-1cc26bada9f6807814806db2f0d78792eecdac71.tar.xz
Merge branch 'master'; commit 'v2.6.38-rc7' into next
Diffstat (limited to 'mm/truncate.c')
-rw-r--r--mm/truncate.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/mm/truncate.c b/mm/truncate.c
index 3c2d5ddfa0d4..d64296be00d3 100644
--- a/mm/truncate.c
+++ b/mm/truncate.c
@@ -225,6 +225,7 @@ void truncate_inode_pages_range(struct address_space *mapping,
next = start;
while (next <= end &&
pagevec_lookup(&pvec, mapping, next, PAGEVEC_SIZE)) {
+ mem_cgroup_uncharge_start();
for (i = 0; i < pagevec_count(&pvec); i++) {
struct page *page = pvec.pages[i];
pgoff_t page_index = page->index;
@@ -247,6 +248,7 @@ void truncate_inode_pages_range(struct address_space *mapping,
unlock_page(page);
}
pagevec_release(&pvec);
+ mem_cgroup_uncharge_end();
cond_resched();
}
@@ -549,13 +551,12 @@ EXPORT_SYMBOL(truncate_pagecache);
* @inode: inode
* @newsize: new file size
*
- * truncate_setsize updastes i_size update and performs pagecache
- * truncation (if necessary) for a file size updates. It will be
- * typically be called from the filesystem's setattr function when
- * ATTR_SIZE is passed in.
+ * truncate_setsize updates i_size and performs pagecache truncation (if
+ * necessary) to @newsize. It will be typically be called from the filesystem's
+ * setattr function when ATTR_SIZE is passed in.
*
- * Must be called with inode_mutex held and after all filesystem
- * specific block truncation has been performed.
+ * Must be called with inode_mutex held and before all filesystem specific
+ * block truncation has been performed.
*/
void truncate_setsize(struct inode *inode, loff_t newsize)
{