From: Ross Zwisler <ross.zwisler@linux.intel.com>
To: Jan Kara <jack@suse.cz>
Cc: linux-ext4@vger.kernel.org, Ted Tso <tytso@mit.edu>,
Ross Zwisler <ross.zwisler@linux.intel.com>,
Dan Williams <dan.j.williams@intel.com>,
linux-fsdevel@vger.kernel.org, linux-nvdimm@lists.01.org
Subject: Re: [PATCH 1/2] dax: Pass detailed error code from dax_iomap_fault()
Date: Thu, 21 Dec 2017 10:16:44 -0700 [thread overview]
Message-ID: <20171221171644.GB2158@linux.intel.com> (raw)
In-Reply-To: <20171221163055.3943-2-jack@suse.cz>
On Thu, Dec 21, 2017 at 05:30:54PM +0100, Jan Kara wrote:
> Ext4 needs to pass through error from its iomap handler to the page
> fault handler so that it can properly detect ENOSPC and force
> transaction commit and retry the fault (and block allocation). Add
> argument to dax_iomap_fault() for passing such error.
>
> Signed-off-by: Jan Kara <jack@suse.cz>
I like how much simpler this version is. Looks good.
Reviewed-by: Ross Zwisler <ross.zwisler@linux.intel.com>
WARNING: multiple messages have this Message-ID (diff)
From: Ross Zwisler <ross.zwisler@linux.intel.com>
To: Jan Kara <jack@suse.cz>
Cc: Ted Tso <tytso@mit.edu>,
linux-nvdimm@lists.01.org, linux-fsdevel@vger.kernel.org,
linux-ext4@vger.kernel.org
Subject: Re: [PATCH 1/2] dax: Pass detailed error code from dax_iomap_fault()
Date: Thu, 21 Dec 2017 10:16:44 -0700 [thread overview]
Message-ID: <20171221171644.GB2158@linux.intel.com> (raw)
In-Reply-To: <20171221163055.3943-2-jack@suse.cz>
On Thu, Dec 21, 2017 at 05:30:54PM +0100, Jan Kara wrote:
> Ext4 needs to pass through error from its iomap handler to the page
> fault handler so that it can properly detect ENOSPC and force
> transaction commit and retry the fault (and block allocation). Add
> argument to dax_iomap_fault() for passing such error.
>
> Signed-off-by: Jan Kara <jack@suse.cz>
I like how much simpler this version is. Looks good.
Reviewed-by: Ross Zwisler <ross.zwisler@linux.intel.com>
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next prev parent reply other threads:[~2017-12-21 17:16 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-21 16:30 [PATCH 0/2 v2] ext4: Fix ENOSPC handling for DAX faults Jan Kara
2017-12-21 16:30 ` Jan Kara
2017-12-21 16:30 ` [PATCH 1/2] dax: Pass detailed error code from dax_iomap_fault() Jan Kara
2017-12-21 16:30 ` Jan Kara
[not found] ` <20171221163055.3943-2-jack-AlSwsSmVLrQ@public.gmane.org>
2017-12-21 17:12 ` Dan Williams
2017-12-21 17:12 ` Dan Williams
2017-12-21 17:12 ` Dan Williams
2018-01-02 18:54 ` Jan Kara
2018-01-02 18:54 ` Jan Kara
2018-01-02 18:57 ` Dan Williams
2018-01-02 18:57 ` Dan Williams
2017-12-21 17:16 ` Ross Zwisler [this message]
2017-12-21 17:16 ` Ross Zwisler
[not found] ` <20171221163055.3943-1-jack-AlSwsSmVLrQ@public.gmane.org>
2017-12-21 16:30 ` [PATCH 2/2] ext4: Fix ENOSPC handling in DAX page fault handler Jan Kara
2017-12-21 16:30 ` Jan Kara
2017-12-21 16:30 ` Jan Kara
[not found] ` <20171221163055.3943-3-jack-AlSwsSmVLrQ@public.gmane.org>
2017-12-21 17:17 ` Ross Zwisler
2017-12-21 17:17 ` Ross Zwisler
2017-12-21 17:17 ` Ross Zwisler
-- strict thread matches above, loose matches on Subject: below --
2018-01-03 10:08 [PATCH 0/2 v3] ext4: Fix ENOSPC handling for DAX faults Jan Kara
[not found] ` <20180103100844.12787-1-jack-AlSwsSmVLrQ@public.gmane.org>
2018-01-03 10:08 ` [PATCH 1/2] dax: Pass detailed error code from dax_iomap_fault() Jan Kara
2018-01-03 10:08 ` Jan Kara
2018-01-03 10:08 ` Jan Kara
2018-01-07 21:51 ` Theodore Ts'o
2018-01-07 21:51 ` Theodore Ts'o
2017-12-13 9:13 [PATCH 0/2] ext4: Fix ENOSPC handling for DAX faults Jan Kara
[not found] ` <20171213091352.23448-1-jack-AlSwsSmVLrQ@public.gmane.org>
2017-12-13 9:13 ` [PATCH 1/2] dax: Pass detailed error code from dax_iomap_fault() Jan Kara
2017-12-13 9:13 ` Jan Kara
2017-12-13 9:13 ` Jan Kara
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