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From: Dan Williams <dan.j.williams@intel.com>
To: linux-nvdimm@lists.01.org
Cc: jack@suse.cz, snitzer@redhat.com,
	Matthew Wilcox <mawilcox@microsoft.com>,
	Dave Chinner <david@fromorbit.com>,
	linux-kernel@vger.kernel.org, linux-xfs@vger.kernel.org,
	linux-fsdevel@vger.kernel.org, Christoph Hellwig <hch@lst.de>
Subject: [PATCH v8 03/18] block, dax: remove dead code in blkdev_writepages()
Date: Fri, 30 Mar 2018 21:02:26 -0700	[thread overview]
Message-ID: <152246894622.36038.13910410206438248860.stgit@dwillia2-desk3.amr.corp.intel.com> (raw)
In-Reply-To: <152246892890.36038.18436540150980653229.stgit@dwillia2-desk3.amr.corp.intel.com>

Block device inodes never have S_DAX set, so kill the check for DAX and
diversion to dax_writeback_mapping_range().

Cc: Jeff Moyer <jmoyer@redhat.com>
Cc: Ross Zwisler <ross.zwisler@linux.intel.com>
Cc: Matthew Wilcox <mawilcox@microsoft.com>
Cc: Dave Chinner <david@fromorbit.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
---
 fs/block_dev.c |    5 -----
 1 file changed, 5 deletions(-)

diff --git a/fs/block_dev.c b/fs/block_dev.c
index fe09ef9c21f3..846ee2d31781 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -1946,11 +1946,6 @@ static int blkdev_releasepage(struct page *page, gfp_t wait)
 static int blkdev_writepages(struct address_space *mapping,
 			     struct writeback_control *wbc)
 {
-	if (dax_mapping(mapping)) {
-		struct block_device *bdev = I_BDEV(mapping->host);
-
-		return dax_writeback_mapping_range(mapping, bdev, wbc);
-	}
 	return generic_writepages(mapping, wbc);
 }
 

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WARNING: multiple messages have this Message-ID (diff)
From: Dan Williams <dan.j.williams@intel.com>
To: linux-nvdimm@lists.01.org
Cc: Jeff Moyer <jmoyer@redhat.com>,
	Ross Zwisler <ross.zwisler@linux.intel.com>,
	Matthew Wilcox <mawilcox@microsoft.com>,
	Dave Chinner <david@fromorbit.com>,
	Christoph Hellwig <hch@lst.de>, Jan Kara <jack@suse.cz>,
	linux-fsdevel@vger.kernel.org, linux-xfs@vger.kernel.org,
	linux-kernel@vger.kernel.org, jack@suse.cz, snitzer@redhat.com
Subject: [PATCH v8 03/18] block, dax: remove dead code in blkdev_writepages()
Date: Fri, 30 Mar 2018 21:02:26 -0700	[thread overview]
Message-ID: <152246894622.36038.13910410206438248860.stgit@dwillia2-desk3.amr.corp.intel.com> (raw)
In-Reply-To: <152246892890.36038.18436540150980653229.stgit@dwillia2-desk3.amr.corp.intel.com>

Block device inodes never have S_DAX set, so kill the check for DAX and
diversion to dax_writeback_mapping_range().

Cc: Jeff Moyer <jmoyer@redhat.com>
Cc: Ross Zwisler <ross.zwisler@linux.intel.com>
Cc: Matthew Wilcox <mawilcox@microsoft.com>
Cc: Dave Chinner <david@fromorbit.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
---
 fs/block_dev.c |    5 -----
 1 file changed, 5 deletions(-)

diff --git a/fs/block_dev.c b/fs/block_dev.c
index fe09ef9c21f3..846ee2d31781 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -1946,11 +1946,6 @@ static int blkdev_releasepage(struct page *page, gfp_t wait)
 static int blkdev_writepages(struct address_space *mapping,
 			     struct writeback_control *wbc)
 {
-	if (dax_mapping(mapping)) {
-		struct block_device *bdev = I_BDEV(mapping->host);
-
-		return dax_writeback_mapping_range(mapping, bdev, wbc);
-	}
 	return generic_writepages(mapping, wbc);
 }
 

WARNING: multiple messages have this Message-ID (diff)
From: Dan Williams <dan.j.williams@intel.com>
To: linux-nvdimm@lists.01.org
Cc: Jeff Moyer <jmoyer@redhat.com>,
	Ross Zwisler <ross.zwisler@linux.intel.com>,
	Matthew Wilcox <mawilcox@microsoft.com>,
	Dave Chinner <david@fromorbit.com>,
	Christoph Hellwig <hch@lst.de>, Jan Kara <jack@suse.cz>,
	linux-fsdevel@vger.kernel.org, linux-xfs@vger.kernel.org,
	linux-kernel@vger.kernel.orgjack@suse.cz, snitzer@redhat.com
Subject: [PATCH v8 03/18] block, dax: remove dead code in blkdev_writepages()
Date: Fri, 30 Mar 2018 21:02:26 -0700	[thread overview]
Message-ID: <152246894622.36038.13910410206438248860.stgit@dwillia2-desk3.amr.corp.intel.com> (raw)
In-Reply-To: <152246892890.36038.18436540150980653229.stgit@dwillia2-desk3.amr.corp.intel.com>

Block device inodes never have S_DAX set, so kill the check for DAX and
diversion to dax_writeback_mapping_range().

Cc: Jeff Moyer <jmoyer@redhat.com>
Cc: Ross Zwisler <ross.zwisler@linux.intel.com>
Cc: Matthew Wilcox <mawilcox@microsoft.com>
Cc: Dave Chinner <david@fromorbit.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
---
 fs/block_dev.c |    5 -----
 1 file changed, 5 deletions(-)

diff --git a/fs/block_dev.c b/fs/block_dev.c
index fe09ef9c21f3..846ee2d31781 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -1946,11 +1946,6 @@ static int blkdev_releasepage(struct page *page, gfp_t wait)
 static int blkdev_writepages(struct address_space *mapping,
 			     struct writeback_control *wbc)
 {
-	if (dax_mapping(mapping)) {
-		struct block_device *bdev = I_BDEV(mapping->host);
-
-		return dax_writeback_mapping_range(mapping, bdev, wbc);
-	}
 	return generic_writepages(mapping, wbc);
 }
 


  parent reply	other threads:[~2018-03-31  4:12 UTC|newest]

Thread overview: 111+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-03-31  4:02 [PATCH v8 00/18] dax: fix dma vs truncate/hole-punch Dan Williams
2018-03-31  4:02 ` Dan Williams
2018-03-31  4:02 ` Dan Williams
2018-03-31  4:02 ` Dan Williams
2018-03-31  4:02 ` [PATCH v8 01/18] dax: store pfns in the radix Dan Williams
2018-03-31  4:02   ` Dan Williams
2018-03-31  4:02   ` Dan Williams
2018-03-31  4:02 ` [PATCH v8 02/18] fs, dax: prepare for dax-specific address_space_operations Dan Williams
2018-03-31  4:02   ` Dan Williams
2018-03-31  4:02   ` Dan Williams
2018-03-31  4:02 ` Dan Williams [this message]
2018-03-31  4:02   ` [PATCH v8 03/18] block, dax: remove dead code in blkdev_writepages() Dan Williams
2018-03-31  4:02   ` Dan Williams
2018-03-31  4:02 ` [PATCH v8 04/18] xfs, dax: introduce xfs_dax_aops Dan Williams
2018-03-31  4:02   ` Dan Williams
2018-03-31  4:02   ` Dan Williams
2018-03-31  4:02 ` [PATCH v8 05/18] ext4, dax: introduce ext4_dax_aops Dan Williams
2018-03-31  4:02   ` Dan Williams
2018-03-31  4:02   ` Dan Williams
2018-03-31  4:02   ` Dan Williams
2018-04-03 11:50   ` Jan Kara
2018-04-03 11:50     ` Jan Kara
2018-04-03 11:50     ` Jan Kara
2018-03-31  4:02 ` [PATCH v8 06/18] ext2, dax: introduce ext2_dax_aops Dan Williams
2018-03-31  4:02   ` Dan Williams
2018-04-03 11:51   ` Jan Kara
2018-04-03 11:51     ` Jan Kara
2018-03-31  4:02 ` [PATCH v8 07/18] fs, dax: use page->mapping to warn if truncate collides with a busy page Dan Williams
2018-03-31  4:02   ` Dan Williams
2018-03-31  4:02   ` Dan Williams
2018-03-31  4:02 ` [PATCH v8 08/18] dax: introduce CONFIG_DAX_DRIVER Dan Williams
2018-03-31  4:02   ` Dan Williams
2018-03-31  4:02   ` Dan Williams
2018-03-31  4:02 ` [PATCH v8 09/18] dax, dm: allow device-mapper to operate without dax support Dan Williams
2018-03-31  4:02   ` Dan Williams
2018-03-31  4:02   ` Dan Williams
2018-03-31  4:03 ` [PATCH v8 10/18] dax, dm: introduce ->fs_{claim, release}() dax_device infrastructure Dan Williams
2018-03-31  4:03   ` Dan Williams
2018-03-31  4:03   ` Dan Williams
2018-04-03 18:24   ` Dan Williams
2018-04-03 18:24     ` Dan Williams
2018-04-03 19:39     ` Mike Snitzer
2018-04-03 19:39       ` Mike Snitzer
2018-04-03 19:47       ` Dan Williams
2018-04-03 19:47         ` Dan Williams
2018-04-03 20:36         ` [PATCH v9] " Dan Williams
2018-04-03 20:36           ` Dan Williams
2018-04-03 20:36           ` Dan Williams
2018-04-03 21:13           ` Mike Snitzer
2018-04-03 21:13             ` Mike Snitzer
2018-04-03 21:13             ` Mike Snitzer
2018-03-31  4:03 ` [PATCH v8 11/18] mm, dax: enable filesystems to trigger dev_pagemap ->page_free callbacks Dan Williams
2018-03-31  4:03   ` Dan Williams
2018-03-31  4:03   ` Dan Williams
2018-04-04 21:23   ` [v8, " Andrei Vagin
2018-04-04 21:23     ` Andrei Vagin
2018-04-04 21:27     ` Dan Williams
2018-04-04 21:27       ` Dan Williams
2018-04-04 21:35       ` Dan Williams
2018-04-04 21:35         ` Dan Williams
2018-04-04 23:19         ` Stephen Rothwell
2018-04-04 21:40     ` Andrei Vagin
2018-04-04 21:40       ` Andrei Vagin
2018-03-31  4:03 ` [PATCH v8 12/18] memremap: split devm_memremap_pages() and memremap() infrastructure Dan Williams
2018-03-31  4:03   ` Dan Williams
2018-03-31  4:03   ` Dan Williams
2018-03-31  4:03 ` [PATCH v8 13/18] mm, dev_pagemap: introduce CONFIG_DEV_PAGEMAP_OPS Dan Williams
2018-03-31  4:03   ` Dan Williams
2018-03-31  4:03   ` Dan Williams
2018-03-31  4:03 ` [PATCH v8 14/18] memremap: mark devm_memremap_pages() EXPORT_SYMBOL_GPL Dan Williams
2018-03-31  4:03   ` Dan Williams
2018-03-31  4:03 ` [PATCH v8 15/18] mm, fs, dax: handle layout changes to pinned dax mappings Dan Williams
2018-03-31  4:03   ` Dan Williams
2018-03-31  4:03   ` Dan Williams
2018-04-04  9:46   ` Jan Kara
2018-04-04  9:46     ` Jan Kara
2018-04-04 10:06     ` Jan Kara
2018-04-04 10:06       ` Jan Kara
2018-04-04 14:12     ` Dan Williams
2018-04-04 14:12       ` Dan Williams
2018-04-07 19:38     ` Dan Williams
2018-04-07 19:38       ` Dan Williams
2018-04-08  3:11       ` Paul E. McKenney
2018-04-08  3:11         ` Paul E. McKenney
2018-04-09 16:39         ` Jan Kara
2018-04-09 16:39           ` Jan Kara
2018-04-09 18:14           ` Paul E. McKenney
2018-04-09 18:14             ` Paul E. McKenney
2018-04-09 16:49       ` Jan Kara
2018-04-09 16:49         ` Jan Kara
2018-04-09 16:51         ` Dan Williams
2018-04-09 16:51           ` Dan Williams
2018-04-13 22:03           ` Dan Williams
2018-04-13 22:03             ` Dan Williams
2018-04-13 22:48             ` Paul E. McKenney
2018-04-13 22:48               ` Paul E. McKenney
2018-04-19 10:44             ` Jan Kara
2018-04-19 10:44               ` Jan Kara
2018-04-20  3:00               ` Dan Williams
2018-04-20  3:00                 ` Dan Williams
2018-03-31  4:03 ` [PATCH v8 16/18] xfs: prepare xfs_break_layouts() to be called with XFS_MMAPLOCK_EXCL Dan Williams
2018-03-31  4:03   ` Dan Williams
2018-03-31  4:03   ` Dan Williams
2018-03-31  4:03 ` [PATCH v8 17/18] xfs: prepare xfs_break_layouts() for another layout type Dan Williams
2018-03-31  4:03   ` Dan Williams
2018-03-31  4:03   ` Dan Williams
2018-03-31  4:03 ` [PATCH v8 18/18] xfs, dax: introduce xfs_break_dax_layouts() Dan Williams
2018-03-31  4:03   ` Dan Williams
2018-03-31  4:03   ` Dan Williams
2018-04-04  9:55   ` Jan Kara
2018-04-04  9:55     ` Jan Kara

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