From: Chao Yu <yuchao0@huawei.com>
To: Jaegeuk Kim <jaegeuk@kernel.org>,
linux-kernel@vger.kernel.org,
linux-f2fs-devel@lists.sourceforge.net
Subject: Re: [PATCH v2] f2fs: add a rw_sem to cover quota flag changes
Date: Tue, 4 Jun 2019 17:48:52 +0800 [thread overview]
Message-ID: <c4348b1c-02ba-44e7-598c-e2435e53077d@huawei.com> (raw)
In-Reply-To: <20190530175714.GB28719@jaegeuk-macbookpro.roam.corp.google.com>
On 2019/5/31 1:57, Jaegeuk Kim wrote:
> thread 1: thread 2:
> writeback checkpoint
> set QUOTA_NEED_FLUSH
> clear QUOTA_NEED_FLUSH
> f2fs_dquot_commit
> dquot_commit
> clear_dquot_dirty
> f2fs_quota_sync
> dquot_writeback_dquots
> nothing to commit
> commit_dqblk
> quota_write
> f2fs_quota_write
> waiting for f2fs_lock_op()
> pass __need_flush_quota
> (no F2FS_DIRTY_QDATA)
>
> -> up-to-date quota is not written
>
> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Thanks,
next prev parent reply other threads:[~2019-06-04 9:56 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-30 3:31 [PATCH] f2fs: add a rw_sem to cover quota flag changes Jaegeuk Kim
2019-05-30 14:01 ` [f2fs-dev] " Chao Yu
2019-05-30 17:57 ` [PATCH v2] " Jaegeuk Kim
2019-06-04 9:48 ` Chao Yu [this message]
2019-06-04 18:36 ` [f2fs-dev] [PATCH v3] " Jaegeuk Kim
2019-06-11 7:46 ` Chao Yu
2019-06-11 7:46 ` Chao Yu
2019-06-14 2:46 ` Jaegeuk Kim
2019-06-14 2:46 ` [f2fs-dev] " Jaegeuk Kim
2019-06-18 6:52 ` Chao Yu
2019-06-19 17:26 ` Jaegeuk Kim
2019-06-20 2:03 ` Chao Yu
2019-06-21 17:38 ` Jaegeuk Kim
2019-06-21 17:51 ` Jaegeuk Kim
2019-06-24 1:06 ` Chao Yu
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