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-rw-r--r--fs/buffer.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/buffer.c b/fs/buffer.c
index 865570fe0d39..904d59d1eb8e 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -35,6 +35,7 @@
#include <linux/hash.h>
#include <linux/suspend.h>
#include <linux/buffer_head.h>
+#include <linux/task_io_accounting_ops.h>
#include <linux/bio.h>
#include <linux/notifier.h>
#include <linux/cpu.h>
@@ -729,8 +730,10 @@ int __set_page_dirty_buffers(struct page *page)
write_lock_irq(&mapping->tree_lock);
if (page->mapping) { /* Race with truncate? */
- if (mapping_cap_account_dirty(mapping))
+ if (mapping_cap_account_dirty(mapping)) {
__inc_zone_page_state(page, NR_FILE_DIRTY);
+ task_io_account_write(PAGE_CACHE_SIZE);
+ }
radix_tree_tag_set(&mapping->page_tree,
page_index(page), PAGECACHE_TAG_DIRTY);
}