From: tytso@mit.edu
To: Yi Zhuang <zhuangyi1@huawei.com>
Cc: <adilger.kernel@dilger.ca>, <linux-ext4@vger.kernel.org>
Subject: Re: [PATCH v2] ext4: lost matching-pair of trace in ext4_unlink
Date: Thu, 6 Aug 2020 00:56:22 -0400 [thread overview]
Message-ID: <20200806045622.GE7657@mit.edu> (raw)
In-Reply-To: <20200629122621.129953-1-zhuangyi1@huawei.com>
On Mon, Jun 29, 2020 at 08:26:21PM +0800, Yi Zhuang wrote:
> If dquot_initialize() return non-zero and trace of ext4_unlink_enter/exit
> enabled then the matching-pair of trace_exit will lost in log.
>
> v2:
> Change the new label to be "out_trace:", which makes it more clear that
> it is undoing the "trace" part of the code. At the same time, fix other
> similar problems in this function:
>
> bh = ext4_find_entry(dir, &dentry->d_name, &de, NULL);
> if (IS_ERR(bh))
> return PTR_ERR(bh);
> if (!bh)
> goto end_unlink;
>
> According to Andreas' suggestion, split up the "end_unlink:" label becomes
> two separate labels, and then remove the "if (handle)" check, and then
> use out_bh: before the handle is started.
>
> Signed-off-by: Yi Zhuang <zhuangyi1@huawei.com>
Thanks, applied.
- Ted
prev parent reply other threads:[~2020-08-06 11:00 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-29 12:26 [PATCH v2] ext4: lost matching-pair of trace in ext4_unlink Yi Zhuang
2020-06-29 19:22 ` Andreas Dilger
2020-07-08 10:22 ` Ritesh Harjani
2020-08-06 4:56 ` tytso [this message]
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