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From: Christoph Hellwig <hch@lst.de>
To: Jan Kara <jack@suse.cz>
Cc: linux-fsdevel@vger.kernel.org, linux-nvdimm@lists.01.org,
	linux-xfs@vger.kernel.org,
	Ross Zwisler <ross.zwisler@linux.intel.com>,
	Dan Williams <dan.j.williams@intel.com>
Subject: [PATCH 1/3] iomap: return VM_FAULT_* codes from iomap_page_mkwrite
Date: Thu, 24 Aug 2017 17:22:05 +0200	[thread overview]
Message-ID: <20170824152207.30729-2-hch@lst.de> (raw)
In-Reply-To: <20170824152207.30729-1-hch@lst.de>

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 fs/iomap.c        | 4 ++--
 fs/xfs/xfs_file.c | 1 -
 2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/fs/iomap.c b/fs/iomap.c
index 039266128b7f..22ffdfeabeda 100644
--- a/fs/iomap.c
+++ b/fs/iomap.c
@@ -477,10 +477,10 @@ int iomap_page_mkwrite(struct vm_fault *vmf, const struct iomap_ops *ops)
 
 	set_page_dirty(page);
 	wait_for_stable_page(page);
-	return 0;
+	return VM_FAULT_LOCKED;
 out_unlock:
 	unlock_page(page);
-	return ret;
+	return block_page_mkwrite_return(ret);
 }
 EXPORT_SYMBOL_GPL(iomap_page_mkwrite);
 
diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c
index afa226b8c290..4213f02325a2 100644
--- a/fs/xfs/xfs_file.c
+++ b/fs/xfs/xfs_file.c
@@ -1035,7 +1035,6 @@ xfs_filemap_page_mkwrite(
 		ret = dax_iomap_fault(vmf, PE_SIZE_PTE, NULL, &xfs_iomap_ops);
 	} else {
 		ret = iomap_page_mkwrite(vmf, &xfs_iomap_ops);
-		ret = block_page_mkwrite_return(ret);
 	}
 
 	xfs_iunlock(XFS_I(inode), XFS_MMAPLOCK_SHARED);
-- 
2.11.0

  reply	other threads:[~2017-08-24 15:22 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-08-24 15:22 synchronous page faults for XFS Christoph Hellwig
2017-08-24 15:22 ` Christoph Hellwig [this message]
2017-08-24 19:26   ` [PATCH 1/3] iomap: return VM_FAULT_* codes from iomap_page_mkwrite Ross Zwisler
2017-08-25  7:10     ` Christoph Hellwig
2017-08-24 15:22 ` [PATCH 2/3] xfs: consolidate the various page fault handlers Christoph Hellwig
2017-08-24 21:29   ` Ross Zwisler
2017-08-25  7:15     ` Christoph Hellwig
2017-08-28 17:50       ` Ross Zwisler
2017-08-28 17:52         ` Christoph Hellwig
2017-08-28 20:09           ` Ross Zwisler
2017-08-24 15:22 ` [PATCH 3/3] xfs: support for synchronous DAX faults Christoph Hellwig
2017-08-24 21:42   ` Ross Zwisler
2017-08-25  0:13   ` Dan Williams
2017-08-25  6:50     ` Christoph Hellwig

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