Commit 98c4d57d authored Dec 10, 2006 by Andrew Morton Committed by Linus Torvalds Dec 10, 2006

[PATCH] io-accounting: direct-io



Account for direct-io.

Cc: Jay Lan <jlan@sgi.com>
Cc: Shailabh Nagar <nagar@watson.ibm.com>
Cc: Balbir Singh <balbir@in.ibm.com>
Cc: Chris Sturtivant <csturtiv@sgi.com>
Cc: Tony Ernst <tee@sgi.com>
Cc: Guillaume Thouvenin <guillaume.thouvenin@bull.net>
Cc: David Wright <daw@sgi.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

parent 6f88cc2e

fs/direct-io.c

+8 −0

Original line number	Diff line number	Diff line
		@@ -27,6 +27,7 @@
		#include <linux/slab.h>
		#include <linux/highmem.h>
		#include <linux/pagemap.h>
		#include <linux/task_io_accounting_ops.h>
		#include <linux/bio.h>
		#include <linux/wait.h>
		#include <linux/err.h>
		@@ -675,6 +676,13 @@ submit_page_section(struct dio dio, struct page page,
		{
		int ret = 0;

		if (dio->rw & WRITE) {
		/*
		* Read accounting is performed in submit_bio()
		*/
		task_io_account_write(len);
		}

		/*
		* Can we just grow the current page's presence in the dio?
		*/