From: "Jun'ichi Nomura" <j-nomura@ce.jp.nec.com>
To: Andrew Morton <akpm@osdl.org>, Alasdair Kergon <agk@redhat.com>,
Greg KH <gregkh@suse.de>, Neil Brown <neilb@suse.de>
Cc: Lars Marowsky-Bree <lmb@suse.de>,
device-mapper development <dm-devel@redhat.com>,
linux-kernel@vger.kernel.org
Subject: [PATCH 7/7] dm/md dependency tree in sysfs: convert bd_sem to bd_mutex
Date: Mon, 13 Mar 2006 17:17:43 -0500 [thread overview]
Message-ID: <4415EF87.8060006@ce.jp.nec.com> (raw)
In-Reply-To: <4415EC4B.4010003@ce.jp.nec.com>
[-- Attachment #1: Type: text/plain, Size: 205 bytes --]
This patch is part of dm/md dependency tree in sysfs.
This patch follows the change introduced by
sem2mutex-blockdev-2.patch in 2.6.16-rc6-mm1.
Thanks,
--
Jun'ichi Nomura, NEC Solutions (America), Inc.
[-- Attachment #2: 07-sem2mutex-bd_sem.patch --]
[-- Type: text/x-patch, Size: 973 bytes --]
Convert bd_sem to bd_mutex
Signed-off-by: Jun'ichi Nomura <j-nomura@ce.jp.nec.com>
block_dev.c | 8 ++++----
1 files changed, 4 insertions(+), 4 deletions(-)
--- linux-2.6.16-rc6-mm1.orig/fs/block_dev.c.orig-mm1 2006-03-13 14:04:32.000000000 -0500
+++ linux-2.6.16-rc6-mm1/fs/block_dev.c 2006-03-13 12:29:35.000000000 -0500
@@ -674,11 +674,11 @@ int bd_claim_by_kobject(struct block_dev
if (!bo)
return -ENOMEM;
- down(&bdev->bd_sem);
+ mutex_lock(&bdev->bd_mutex);
res = bd_claim(bdev, holder);
if (res || !add_bd_holder(bdev, bo))
free_bd_holder(bo);
- up(&bdev->bd_sem);
+ mutex_unlock(&bdev->bd_mutex);
return res;
}
@@ -692,11 +692,11 @@ void bd_release_from_kobject(struct bloc
if (!kobj)
return;
- down(&bdev->bd_sem);
+ mutex_lock(&bdev->bd_mutex);
bd_release(bdev);
if ((bo = del_bd_holder(bdev, kobj)))
free_bd_holder(bo);
- up(&bdev->bd_sem);
+ mutex_unlock(&bdev->bd_mutex);
}
EXPORT_SYMBOL(bd_release_from_kobject);
prev parent reply other threads:[~2006-03-13 22:17 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-03-13 22:03 [PATCH 0/7] dm/md dependency tree in sysfs (rev.4) Jun'ichi Nomura
2006-03-13 22:14 ` [PATCH 1/7] dm/md dependency tree in sysfs: kobject_add_dir Jun'ichi Nomura
2006-03-13 22:14 ` Jun'ichi Nomura
2006-03-14 19:40 ` patch kobject_add_dir.patch added to gregkh-2.6 tree gregkh
2006-03-13 22:14 ` [PATCH 2/7] dm/md dependency tree in sysfs: holders/slaves subdirectory Jun'ichi Nomura
2006-03-13 22:14 ` Jun'ichi Nomura
2006-03-14 17:21 ` Jun'ichi Nomura
2006-03-13 22:15 ` [PATCH 3/7] dm/md dependency tree in sysfs: bd_claim_by_kobject Jun'ichi Nomura
2006-03-13 22:15 ` Jun'ichi Nomura
2006-03-14 2:27 ` Andrew Morton
2006-03-14 2:27 ` Andrew Morton
2006-03-14 17:21 ` Jun'ichi Nomura
2006-03-13 22:16 ` [PATCH 4/7] dm/md dependency tree in sysfs: bd_claim_by_disk Jun'ichi Nomura
2006-03-13 22:16 ` Jun'ichi Nomura
2006-03-14 2:29 ` Andrew Morton
2006-03-14 2:29 ` Andrew Morton
2006-03-13 22:16 ` [PATCH 5/7] dm/md dependency tree in sysfs: md to use bd_claim_by_disk Jun'ichi Nomura
2006-03-13 22:17 ` [PATCH 6/7] dm/md dependency tree in sysfs: dm " Jun'ichi Nomura
2006-03-13 22:17 ` Jun'ichi Nomura
2006-03-13 22:17 ` Jun'ichi Nomura [this message]
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