From: Christoph Hellwig <hch@infradead.org>
To: Theodore Ts'o <tytso@mit.edu>
Cc: Christoph Hellwig <hch@infradead.org>,
rdodgen@gmail.com, linux-ext4@vger.kernel.org,
ross.zwisler@linux.intel.com, Randy Dodgen <dodgen@google.com>,
linux-nvdimm@lists.01.org
Subject: Re: [PATCH v3] Fix ext4 fault handling when mounted with -o dax,ro
Date: Fri, 25 Aug 2017 00:28:44 -0700 [thread overview]
Message-ID: <20170825072843.GA4220@infradead.org> (raw)
In-Reply-To: <20170824205727.yyhzblj372eyvkde@thunk.org>
On Thu, Aug 24, 2017 at 04:57:27PM -0400, Theodore Ts'o wrote:
> Yeah, agreed, that's the cleaner way of doing that. It does mean
> we'll have sweep through all of the file systems so that they DTRT
> with this new FAULT_FLAG_ALLOC, though, right?
I think the only ones that it matters for for now are the DAX
fault handlers. So we can add the new flag, check it in ext2, ext4
and xfs for now and we're done. But if we eventually want to
phase out the ->page_mkwrite handler it would be useful for other
file systems as well.
next prev parent reply other threads:[~2017-08-25 7:28 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-22 22:24 [PATCH] Fix ext4 fault handling when mounted with -o dax,ro Randy Dodgen
2017-08-23 3:37 ` [PATCH v2] " rdodgen
[not found] ` <bea6897723e5bf09d893b2ca40263a894a284a5a.1503459187.git.dodgen-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
2017-08-23 16:38 ` Ross Zwisler
2017-08-23 20:11 ` Randy Dodgen
2017-08-23 21:26 ` [PATCH v3] " rdodgen
[not found] ` <416a465a9fbe1d27085883dbf652c115cd195697.1503523424.git.dodgen-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
2017-08-24 14:45 ` Jan Kara
2017-08-24 15:11 ` Ross Zwisler
2017-08-24 16:01 ` Christoph Hellwig
[not found] ` <20170824160144.GA14287-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2017-08-24 20:57 ` Theodore Ts'o
2017-08-25 7:28 ` Christoph Hellwig [this message]
2017-08-29 21:20 ` Christoph Hellwig
[not found] ` <20170829212002.GA2154-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2017-08-29 21:37 ` Ross Zwisler
[not found] ` <20170829213721.GA27686-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2017-08-29 22:07 ` Randy Dodgen
2017-08-29 22:37 ` [fstests PATCH] generic: add test for executables on read-only DAX mounts Ross Zwisler
2017-08-30 10:59 ` Eryu Guan
[not found] ` <20170830105930.GE27835-+7p9VZFSOIEFmhoHi+V13ACJwEvxM/w9@public.gmane.org>
2017-08-31 4:01 ` Ross Zwisler
2017-08-31 4:09 ` [fstests v2] " Ross Zwisler
[not found] ` <20170829223715.26507-1-ross.zwisler-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
2017-08-30 14:51 ` [fstests PATCH] " Christoph Hellwig
[not found] ` <20170830145103.GA10163-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
2017-08-31 4:02 ` Ross Zwisler
2017-08-31 13:09 ` Christoph Hellwig
2017-08-24 19:26 ` [PATCH v3] Fix ext4 fault handling when mounted with -o dax,ro Theodore Ts'o
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