From: Andrew Morton <akpm@linux-foundation.org>
To: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
Cc: tytso@MIT.EDU, linux-kernel@vger.kernel.org, linux-ext4@vger.kernel.org
Subject: Re: [PATCH 23/49] Add buffer head related helper functions
Date: Thu, 24 Jan 2008 00:53:30 -0800 [thread overview]
Message-ID: <20080124005330.b736f89d.akpm@linux-foundation.org> (raw)
In-Reply-To: <20080124052227.GA7902@skywalker>
> On Thu, 24 Jan 2008 10:52:27 +0530 "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> wrote:
> + * Returns zero on success and -EIO on error.If the input
> + * buffer is not locked returns -EINVAL
> + *
> + */
> +int bh_submit_read(struct buffer_head *bh)
> +{
> + if (!buffer_locked(bh))
> + return -EINVAL;
Is this case just catching a programming bug?
If so, a plain old BUG_ON would be better.
next prev parent reply other threads:[~2008-01-24 8:54 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1200970948-17903-1-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-2-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-3-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-4-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-5-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-6-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-7-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-8-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-9-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-10-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-11-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-12-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-13-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-14-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-15-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-16-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-17-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-18-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-19-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-20-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-21-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-22-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-23-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-24-git-send-email-tytso@mit.edu>
2008-01-23 22:06 ` [PATCH 23/49] Add buffer head related helper functions Andrew Morton
2008-01-24 5:22 ` Aneesh Kumar K.V
2008-01-24 8:53 ` Andrew Morton [this message]
[not found] ` <1200970948-17903-25-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-26-git-send-email-tytso@mit.edu>
2008-01-22 3:02 ` [PATCH 26/49] jbd2: Fix assertion failure in fs/jbd2/checkpoint.c Theodore Ts'o
[not found] ` <1200970948-17903-28-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-29-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-30-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-31-git-send-email-tytso@mit.edu>
2008-01-23 22:06 ` [PATCH 30/49] ext4: Convert truncate_mutex to read write semaphore Andrew Morton
2008-01-24 5:29 ` Aneesh Kumar K.V
2008-01-24 13:00 ` Andy Whitcroft
[not found] ` <1200970948-17903-32-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-33-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-34-git-send-email-tytso@mit.edu>
2008-01-23 22:07 ` [PATCH 33/49] ext4: Add the journal checksum feature Andrew Morton
2008-01-23 22:40 ` Andreas Dilger
2008-01-24 21:24 ` Mingming Cao
2008-02-01 20:50 ` Girish Shilamkar
[not found] ` <1200970948-17903-35-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-36-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-37-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-38-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-39-git-send-email-tytso@mit.edu>
2008-01-22 3:02 ` [PATCH 39/49] ext4: Add ext4_find_next_bit() Theodore Ts'o
[not found] ` <1200970948-17903-41-git-send-email-tytso@mit.edu>
[not found] ` <1200970948-17903-42-git-send-email-tytso@mit.edu>
2008-01-23 22:07 ` [PATCH 41/49] ext4: Add multi block allocator for ext4 Andrew Morton
2008-01-23 23:20 ` Andreas Dilger
2008-01-24 7:56 ` Aneesh Kumar K.V
2008-01-24 9:04 ` Aneesh Kumar K.V
2008-01-24 14:53 ` Aneesh Kumar K.V
2008-01-23 22:07 ` [PATCH 36/49] ext4: Add EXT4_IOC_MIGRATE ioctl Andrew Morton
2008-01-24 5:55 ` Aneesh Kumar K.V
2008-01-26 4:15 ` Theodore Tso
2008-01-26 8:42 ` Aneesh Kumar K.V
2008-01-23 22:06 ` [PATCH 24/49] ext4: add block bitmap validation Andrew Morton
2008-01-26 13:26 ` Theodore Tso
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