From: Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org> To: linux-xfs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-fsdevel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-nvdimm-y27Ovi1pjclAfugRpC6u6w@public.gmane.org Subject: [PATCH 03/10] dax: don't pass buffer_head to dax_insert_mapping Date: Fri, 9 Sep 2016 18:34:37 +0200 [thread overview] Message-ID: <1473438884-674-4-git-send-email-hch@lst.de> (raw) In-Reply-To: <1473438884-674-1-git-send-email-hch-jcswGhMUV9g@public.gmane.org> This way we can use this helper for the iomap based DAX implementation as well. Signed-off-by: Christoph Hellwig <hch-jcswGhMUV9g@public.gmane.org> --- fs/dax.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/fs/dax.c b/fs/dax.c index 993dc6f..98463bb 100644 --- a/fs/dax.c +++ b/fs/dax.c @@ -790,14 +790,13 @@ int dax_writeback_mapping_range(struct address_space *mapping, EXPORT_SYMBOL_GPL(dax_writeback_mapping_range); static int dax_insert_mapping(struct address_space *mapping, - struct buffer_head *bh, void **entryp, - struct vm_area_struct *vma, struct vm_fault *vmf) + struct block_device *bdev, sector_t sector, size_t size, + void **entryp, struct vm_area_struct *vma, struct vm_fault *vmf) { unsigned long vaddr = (unsigned long)vmf->virtual_address; - struct block_device *bdev = bh->b_bdev; struct blk_dax_ctl dax = { - .sector = to_sector(bh, mapping->host), - .size = bh->b_size, + .sector = sector, + .size = size, }; void *ret; void *entry = *entryp; @@ -898,7 +897,8 @@ int dax_fault(struct vm_area_struct *vma, struct vm_fault *vmf, /* Filesystem should not return unwritten buffers to us! */ WARN_ON_ONCE(buffer_unwritten(&bh) || buffer_new(&bh)); - error = dax_insert_mapping(mapping, &bh, &entry, vma, vmf); + error = dax_insert_mapping(mapping, bh.b_bdev, to_sector(&bh, inode), + bh.b_size, &entry, vma, vmf); unlock_entry: put_locked_mapping_entry(mapping, vmf->pgoff, entry); out: -- 2.1.4
WARNING: multiple messages have this Message-ID (diff)
From: Christoph Hellwig <hch@lst.de> To: linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-nvdimm@ml01.01.org Subject: [PATCH 03/10] dax: don't pass buffer_head to dax_insert_mapping Date: Fri, 9 Sep 2016 18:34:37 +0200 [thread overview] Message-ID: <1473438884-674-4-git-send-email-hch@lst.de> (raw) In-Reply-To: <1473438884-674-1-git-send-email-hch@lst.de> This way we can use this helper for the iomap based DAX implementation as well. Signed-off-by: Christoph Hellwig <hch@lst.de> --- fs/dax.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/fs/dax.c b/fs/dax.c index 993dc6f..98463bb 100644 --- a/fs/dax.c +++ b/fs/dax.c @@ -790,14 +790,13 @@ int dax_writeback_mapping_range(struct address_space *mapping, EXPORT_SYMBOL_GPL(dax_writeback_mapping_range); static int dax_insert_mapping(struct address_space *mapping, - struct buffer_head *bh, void **entryp, - struct vm_area_struct *vma, struct vm_fault *vmf) + struct block_device *bdev, sector_t sector, size_t size, + void **entryp, struct vm_area_struct *vma, struct vm_fault *vmf) { unsigned long vaddr = (unsigned long)vmf->virtual_address; - struct block_device *bdev = bh->b_bdev; struct blk_dax_ctl dax = { - .sector = to_sector(bh, mapping->host), - .size = bh->b_size, + .sector = sector, + .size = size, }; void *ret; void *entry = *entryp; @@ -898,7 +897,8 @@ int dax_fault(struct vm_area_struct *vma, struct vm_fault *vmf, /* Filesystem should not return unwritten buffers to us! */ WARN_ON_ONCE(buffer_unwritten(&bh) || buffer_new(&bh)); - error = dax_insert_mapping(mapping, &bh, &entry, vma, vmf); + error = dax_insert_mapping(mapping, bh.b_bdev, to_sector(&bh, inode), + bh.b_size, &entry, vma, vmf); unlock_entry: put_locked_mapping_entry(mapping, vmf->pgoff, entry); out: -- 2.1.4
next prev parent reply other threads:[~2016-09-09 16:34 UTC|newest] Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top 2016-09-09 16:34 iomap based DAX path Christoph Hellwig [not found] ` <1473438884-674-1-git-send-email-hch-jcswGhMUV9g@public.gmane.org> 2016-09-09 16:34 ` [PATCH 01/10] iomap: add IOMAP_F_NEW flag Christoph Hellwig 2016-09-09 16:34 ` Christoph Hellwig [not found] ` <1473438884-674-2-git-send-email-hch-jcswGhMUV9g@public.gmane.org> 2016-09-13 22:43 ` Ross Zwisler 2016-09-13 22:43 ` Ross Zwisler 2016-09-14 7:08 ` Christoph Hellwig 2016-09-09 16:34 ` [PATCH 02/10] iomap: expose iomap_apply outside iomap.c Christoph Hellwig 2016-09-09 16:34 ` Christoph Hellwig [not found] ` <1473438884-674-3-git-send-email-hch-jcswGhMUV9g@public.gmane.org> 2016-09-13 22:48 ` Ross Zwisler 2016-09-13 22:48 ` Ross Zwisler 2016-09-09 16:34 ` Christoph Hellwig [this message] 2016-09-09 16:34 ` [PATCH 03/10] dax: don't pass buffer_head to dax_insert_mapping Christoph Hellwig [not found] ` <1473438884-674-4-git-send-email-hch-jcswGhMUV9g@public.gmane.org> 2016-09-13 22:53 ` Ross Zwisler 2016-09-13 22:53 ` Ross Zwisler 2016-09-09 16:34 ` [PATCH 04/10] dax: don't pass buffer_head to copy_user_dax Christoph Hellwig 2016-09-09 16:34 ` Christoph Hellwig 2016-09-13 22:54 ` Ross Zwisler 2016-09-09 16:34 ` [PATCH 05/10] dax: provide an iomap based dax read/write path Christoph Hellwig 2016-09-09 16:34 ` Christoph Hellwig [not found] ` <1473438884-674-6-git-send-email-hch-jcswGhMUV9g@public.gmane.org> 2016-09-13 23:00 ` Ross Zwisler 2016-09-13 23:00 ` Ross Zwisler 2016-09-09 16:34 ` [PATCH 06/10] dax: provide an iomap based fault handler Christoph Hellwig 2016-09-09 16:34 ` Christoph Hellwig [not found] ` <1473438884-674-7-git-send-email-hch-jcswGhMUV9g@public.gmane.org> 2016-09-09 22:55 ` Dave Chinner 2016-09-09 22:55 ` Dave Chinner 2016-09-10 7:36 ` Christoph Hellwig 2016-09-10 7:36 ` Christoph Hellwig 2016-09-13 15:51 ` Ross Zwisler [not found] ` <20160913155126.GA10622-VuQAYsv1563Yd54FQh9/CA@public.gmane.org> 2016-09-14 7:06 ` Christoph Hellwig 2016-09-14 7:06 ` Christoph Hellwig [not found] ` <20160914070633.GA17278-jcswGhMUV9g@public.gmane.org> 2016-09-14 9:53 ` Christoph Hellwig 2016-09-14 9:53 ` Christoph Hellwig 2016-09-23 21:02 ` Ross Zwisler 2016-09-23 21:02 ` Ross Zwisler [not found] ` <20160923210237.GA23346-VuQAYsv1563Yd54FQh9/CA@public.gmane.org> 2016-09-26 0:08 ` Christoph Hellwig 2016-09-26 0:08 ` Christoph Hellwig [not found] ` <20160926000805.GA32252-jcswGhMUV9g@public.gmane.org> 2016-09-26 14:28 ` Jan Kara 2016-09-26 14:28 ` Jan Kara 2016-09-10 1:38 ` Elliott, Robert (Persistent Memory) 2016-09-10 1:38 ` Elliott, Robert (Persistent Memory) 2016-09-13 23:10 ` Ross Zwisler [not found] ` <20160913231039.GF26002-VuQAYsv1563Yd54FQh9/CA@public.gmane.org> 2016-09-14 7:19 ` Christoph Hellwig 2016-09-14 7:19 ` Christoph Hellwig [not found] ` <20160914071910.GC17278-jcswGhMUV9g@public.gmane.org> 2016-09-14 17:07 ` Ross Zwisler 2016-09-14 17:07 ` Ross Zwisler [not found] ` <20160914170759.GA14196-VuQAYsv1563Yd54FQh9/CA@public.gmane.org> 2016-09-15 5:12 ` Christoph Hellwig 2016-09-15 5:12 ` Christoph Hellwig [not found] ` <20160915051229.GD6188-jcswGhMUV9g@public.gmane.org> 2016-09-15 5:30 ` Darrick J. Wong 2016-09-15 5:30 ` Darrick J. Wong 2016-09-26 0:05 ` Christoph Hellwig 2016-09-09 16:34 ` [PATCH 07/10] xfs: fix locking for DAX writes Christoph Hellwig 2016-09-09 16:34 ` Christoph Hellwig 2016-09-09 16:34 ` [PATCH 08/10] xfs: take the ilock shared if possible in xfs_file_iomap_begin Christoph Hellwig 2016-09-09 16:34 ` Christoph Hellwig 2016-09-09 16:34 ` [PATCH 09/10] xfs: refactor xfs_setfilesize Christoph Hellwig [not found] ` <1473438884-674-10-git-send-email-hch-jcswGhMUV9g@public.gmane.org> 2016-09-13 23:12 ` Ross Zwisler 2016-09-13 23:12 ` Ross Zwisler 2016-09-09 16:34 ` [PATCH 10/10] xfs: use iomap to implement DAX Christoph Hellwig
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