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[PATCH] io-accounting-read-accounting nfs fix

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nfs's ->readpages uses read_cache_pages().  Wire it up there.

[[email protected]: account only successful nfs/fuse reads]
Cc: Jay Lan <[email protected]>
Cc: Shailabh Nagar <[email protected]>
Cc: Balbir Singh <[email protected]>
Cc: Chris Sturtivant <[email protected]>
Cc: Tony Ernst <[email protected]>
Cc: Guillaume Thouvenin <[email protected]>
Cc: David Wright <[email protected]>
Signed-off-by: Fengguang Wu <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Andrew Morton 2006-12-10 02:19:40 -08:00 • committed by Linus Torvalds
commit 8bde37f08f
1 changed files with 2 additions and 0 deletions
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mm/readahead.c
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@ -13,6 +13,7 @@
#include <linux/module.h>
#include <linux/blkdev.h>
#include <linux/backing-dev.h>
#include <linux/task_io_accounting_ops.h>
#include <linux/pagevec.h>
void default_unplug_io_fn(struct backing_dev_info *bdi, struct page *page)
@ -151,6 +152,7 @@ int read_cache_pages(struct address_space *mapping, struct list_head *pages,
put_pages_list(pages);
break;
}
task_io_account_read(PAGE_CACHE_SIZE);
}
pagevec_lru_add(&lru_pvec);
return ret;