From: Christoph Hellwig <hch@lst.de>
To: Jan Kara <jack@suse.cz>
Cc: Dave Chinner <david@fromorbit.com>,
Dan Williams <dan.j.williams@intel.com>,
Ross Zwisler <ross.zwisler@linux.intel.com>,
Christoph Hellwig <hch@infradead.org>,
linux-ext4@vger.kernel.org, linux-nvdimm@lists.01.org,
linux-fsdevel@vger.kernel.org, linux-xfs@vger.kernel.org,
linux-api@vger.kernel.org, linux-mm@kvack.org,
Christoph Hellwig <hch@lst.de>
Subject: Re: [PATCH 17/17] xfs: support for synchronous DAX faults
Date: Fri, 27 Oct 2017 08:43:01 +0200 [thread overview]
Message-ID: <20171027064301.GC22931@lst.de> (raw)
In-Reply-To: <20171026154804.GF31161@quack2.suse.cz>
On Thu, Oct 26, 2017 at 05:48:04PM +0200, Jan Kara wrote:
> But now that I look at XFS implementation again, it misses handling
> of VM_FAULT_NEEDSYNC in xfs_filemap_pfn_mkwrite() (ext4 gets this right).
> I'll fix this by using __xfs_filemap_fault() for xfs_filemap_pfn_mkwrite()
> as well since it mostly duplicates it anyway... Thanks for inquiring!
My first patches move xfs_filemap_pfn_mkwrite to use __xfs_filemap_fault,
but that didn't work. Wish I'd remember why, though.
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next prev parent reply other threads:[~2017-10-27 6:43 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-24 15:23 [PATCH 0/17 v5] dax, ext4, xfs: Synchronous page faults Jan Kara
2017-10-24 15:24 ` [PATCH 04/17] dax: Factor out getting of pfn out of iomap Jan Kara
2017-10-24 15:24 ` [PATCH 11/17] dax: Allow tuning whether dax_insert_mapping_entry() dirties entry Jan Kara
2017-10-24 15:24 ` [PATCH 14/17] dax: Implement dax_finish_sync_fault() Jan Kara
2017-10-24 15:24 ` [PATCH 17/17] xfs: support for synchronous DAX faults Jan Kara
2017-10-24 21:29 ` Ross Zwisler
2017-10-24 22:23 ` Dave Chinner
2017-10-26 15:48 ` Jan Kara
[not found] ` <20171026154804.GF31161-4I4JzKEfoa/jFM9bn6wA6Q@public.gmane.org>
2017-10-26 21:16 ` Dave Chinner
2017-10-27 10:08 ` Jan Kara
[not found] ` <20171027100834.GH31161-4I4JzKEfoa/jFM9bn6wA6Q@public.gmane.org>
2017-10-31 15:19 ` Jan Kara
[not found] ` <20171031151907.GB26128-4I4JzKEfoa/jFM9bn6wA6Q@public.gmane.org>
2017-10-31 21:50 ` Dan Williams
[not found] ` <CAPcyv4gBVyZ8KhB2s1M0BdhC1=HAean6Mb6oV7zsJBx0-t3bhw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2017-11-01 3:47 ` Ross Zwisler
2017-10-27 6:43 ` Christoph Hellwig [this message]
[not found] ` <20171027064301.GC22931-jcswGhMUV9g@public.gmane.org>
2017-10-27 9:13 ` Jan Kara
[not found] ` <20171024152415.22864-1-jack-AlSwsSmVLrQ@public.gmane.org>
2017-10-24 15:23 ` [PATCH 01/17] mm: introduce MAP_SHARED_VALIDATE, a mechanism to safely define new mmap flags Jan Kara
[not found] ` <20171024152415.22864-2-jack-AlSwsSmVLrQ@public.gmane.org>
2017-10-24 21:21 ` Ross Zwisler
2017-10-24 15:23 ` [PATCH 02/17] mm: Remove VM_FAULT_HWPOISON_LARGE_MASK Jan Kara
2017-10-24 15:24 ` [PATCH 03/17] dax: Simplify arguments of dax_insert_mapping() Jan Kara
2017-10-24 15:24 ` [PATCH 05/17] dax: Create local variable for VMA in dax_iomap_pte_fault() Jan Kara
2017-10-24 15:24 ` [PATCH 06/17] dax: Create local variable for vmf->flags & FAULT_FLAG_WRITE test Jan Kara
2017-10-24 15:24 ` [PATCH 07/17] dax: Inline dax_insert_mapping() into the callsite Jan Kara
2017-10-24 15:24 ` [PATCH 08/17] dax: Inline dax_pmd_insert_mapping() " Jan Kara
2017-10-24 15:24 ` [PATCH 09/17] dax: Fix comment describing dax_iomap_fault() Jan Kara
2017-10-24 15:24 ` [PATCH 10/17] dax: Allow dax_iomap_fault() to return pfn Jan Kara
2017-10-24 15:24 ` [PATCH 12/17] mm: Define MAP_SYNC and VM_SYNC flags Jan Kara
2017-10-24 15:24 ` [PATCH 13/17] dax, iomap: Add support for synchronous faults Jan Kara
2017-10-24 15:24 ` [PATCH 15/17] ext4: Simplify error handling in ext4_dax_huge_fault() Jan Kara
2017-10-24 15:24 ` [PATCH 16/17] ext4: Support for synchronous DAX faults Jan Kara
2017-10-24 15:24 ` [PATCH] mmap.2: Add description of MAP_SHARED_VALIDATE and MAP_SYNC Jan Kara
2017-10-24 21:10 ` Ross Zwisler
2017-10-26 13:24 ` Jan Kara
[not found] ` <20171026132402.GB31161-4I4JzKEfoa/jFM9bn6wA6Q@public.gmane.org>
2017-10-26 18:22 ` Ross Zwisler
-- strict thread matches above, loose matches on Subject: below --
2017-10-19 12:57 [PATCH 0/17 v4] dax, ext4, xfs: Synchronous page faults Jan Kara
[not found] ` <20171019125817.11580-1-jack-AlSwsSmVLrQ@public.gmane.org>
2017-10-19 12:58 ` [PATCH 17/17] xfs: support for synchronous DAX faults Jan Kara
2017-10-19 13:17 ` Christoph Hellwig
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