From: Suparna Bhattacharya <suparna@in.ibm.com>
To: bcrl@redhat.com, akpm@digeo.com
Cc: linux-kernel@vger.kernel.org, linux-aio@kvack.org,
linux-fsdevel@vger.kernel.org
Subject: [5/7] Filesystem AIO rdwr - use down_wq for aio write
Date: Thu, 24 Apr 2003 10:49:12 +0530 [thread overview]
Message-ID: <20030424104912.E2288@in.ibm.com> (raw)
In-Reply-To: <20030424102221.A2166@in.ibm.com>; from suparna@in.ibm.com on Thu, Apr 24, 2003 at 10:22:22AM +0530
On Thu, Apr 24, 2003 at 10:22:22AM +0530, Suparna Bhattacharya wrote:
> Here is a revised version of the filesystem AIO patches
> for 2.5.68.
>
> 05aiowrdown_wq.patch : Uses async down for aio write
Will currently compile only for x86, since down_wq
support isn't implemented on other archs.
Regards
Suparna
05aiowrdown_wq.patch
....................
filemap.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletion(-)
diff -ur -X /home/kiran/dontdiff linux-2.5.68/mm/filemap.c linux-aio-2568/mm/filemap.c
--- linux-2.5.68/mm/filemap.c Mon Apr 21 23:30:40 2003
+++ linux-aio-2568/mm/filemap.c Tue Apr 22 00:28:55 2003
@@ -1786,7 +1851,8 @@
BUG_ON(iocb->ki_pos != pos);
- down(&inode->i_sem);
+ if ((err = down_wq(&inode->i_sem, current->io_wait)))
+ return err;
err = generic_file_aio_write_nolock(iocb, &local_iov, 1,
&iocb->ki_pos);
up(&inode->i_sem);
--
Suparna Bhattacharya (suparna@in.ibm.com)
Linux Technology Center
IBM Software Labs, India
next prev parent reply other threads:[~2003-04-24 5:02 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-04-24 4:52 Filesystem AIO read-write patches Suparna Bhattacharya
2003-04-24 5:00 ` [PATCH 1/7] Filesystem AIO rdwr - aio retry core changes Suparna Bhattacharya
2003-04-24 5:04 ` [PATCH 2/7] Filesystem AIO rdwr - aio read Suparna Bhattacharya
2003-04-24 5:11 ` Filesystem AIO read-write patches Suparna Bhattacharya
2003-04-24 12:48 ` Matthew Wilcox
2003-04-24 5:16 ` [PATCH 4/7] Filesystem AIO rdwr - async down (x86) Suparna Bhattacharya
2003-04-24 5:19 ` Suparna Bhattacharya [this message]
2003-04-24 5:21 ` [PATCH 6/7] Filesystem AIO rdwr - async bread Suparna Bhattacharya
2003-04-24 5:28 ` [PATCH 7/7] Filesystem AIO rdwr: async get block for ext2 Suparna Bhattacharya
2003-04-24 13:13 ` Filesystem AIO read-write patches Benjamin LaHaise
2003-04-24 14:27 ` Suparna Bhattacharya
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