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From: Theodore Ts'o <tytso@mit.edu>
To: Jan Kara <jack@suse.cz>
Cc: linux-fsdevel@vger.kernel.org, Michal Hocko <mhocko@kernel.org>,
	linux-mm@kvack.org
Subject: Re: [RFC PATCH] mm: retry writepages() on ENOMEM when doing an data integrity writeback
Date: Wed, 15 Mar 2017 10:09:27 -0400	[thread overview]
Message-ID: <20170315140927.g5ylzcbxrvjqune3@thunk.org> (raw)
In-Reply-To: <20170315115933.GF12989@quack2.suse.cz>

On Wed, Mar 15, 2017 at 12:59:33PM +0100, Jan Kara wrote:
> > +	while (1) {
> > +		if (mapping->a_ops->writepages)
> > +			ret = mapping->a_ops->writepages(mapping, wbc);
> > +		else
> > +			ret = generic_writepages(mapping, wbc);
> > +		if ((ret != ENOMEM) || (wbc->sync_mode != WB_SYNC_ALL))
> 
> -ENOMEM I guess...

Oops.  Thanks for noticing!

Unless anyone has any objections I plan to carry this in the ext4
tree.

						- Ted

  reply	other threads:[~2017-03-15 14:09 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-03-05 13:35 [PATCH 0/3] mm/fs: get PG_error out of the writeback reporting business Jeff Layton
2017-03-05 13:35 ` [PATCH 1/3] nilfs2: set the mapping error when calling SetPageError on writeback Jeff Layton
2017-03-07 13:46   ` Ryusuke Konishi
2017-03-05 13:35 ` [PATCH 2/3] mm: don't TestClearPageError in __filemap_fdatawait_range Jeff Layton
2017-03-05 13:35 ` [PATCH 3/3] mm: set mapping error when launder_pages fails Jeff Layton
2017-03-05 14:40 ` [PATCH 0/3] mm/fs: get PG_error out of the writeback reporting business Jeff Layton
2017-03-06 23:08   ` Ross Zwisler
2017-03-07 10:26     ` Jan Kara
2017-03-07 14:03       ` Jeff Layton
2017-03-07 15:59       ` Ross Zwisler
2017-03-07 16:17         ` Jan Kara
2017-03-09  2:57       ` Theodore Ts'o
2017-03-09  9:04         ` Jan Kara
2017-03-09 10:47           ` Jeff Layton
2017-03-09 11:02             ` Jan Kara
2017-03-09 12:43               ` Jeff Layton
2017-03-09 13:22                 ` Brian Foster
2017-03-09 14:21                 ` Theodore Ts'o
2017-03-15  5:07           ` [RFC PATCH] mm: retry writepages() on ENOMEM when doing an data integrity writeback Theodore Ts'o
2017-03-15 11:59             ` Jan Kara
2017-03-15 14:09               ` Theodore Ts'o [this message]
2017-03-15 13:03             ` Michal Hocko
2017-03-16 10:18               ` Tetsuo Handa
2017-03-06  3:06 ` [PATCH 0/3] mm/fs: get PG_error out of the writeback reporting business NeilBrown
2017-03-06 11:43   ` Jeff Layton

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