From: ira.weiny@intel.com To: Andrew Morton <akpm@linux-foundation.org> Cc: Michal Hocko <mhocko@suse.com>, Jan Kara <jack@suse.cz>, linux-nvdimm@lists.01.org, linux-rdma@vger.kernel.org, John Hubbard <jhubbard@nvidia.com>, Dave Chinner <david@fromorbit.com>, linux-kernel@vger.kernel.org, Matthew Wilcox <willy@infradead.org>, linux-xfs@vger.kernel.org, Jason Gunthorpe <jgg@ziepe.ca>, linux-fsdevel@vger.kernel.org, Theodore Ts'o <tytso@mit.edu>, linux-ext4@vger.kernel.org, linux-mm@kvack.org Subject: [RFC PATCH v2 08/19] fs/xfs: Fail truncate if page lease can't be broken Date: Fri, 9 Aug 2019 15:58:22 -0700 [thread overview] Message-ID: <20190809225833.6657-9-ira.weiny@intel.com> (raw) In-Reply-To: <20190809225833.6657-1-ira.weiny@intel.com> From: Ira Weiny <ira.weiny@intel.com> If pages are under a lease fail the truncate operation. We change the order of lease breaks to directly fail the operation if the lease exists. Select EXPORT_BLOCK_OPS for FS_DAX to ensure that xfs_break_lease_layouts() is defined for FS_DAX as well as pNFS. Signed-off-by: Ira Weiny <ira.weiny@intel.com> --- fs/Kconfig | 1 + fs/xfs/xfs_file.c | 5 +++-- 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/fs/Kconfig b/fs/Kconfig index 14cd4abdc143..c10b91f92528 100644 --- a/fs/Kconfig +++ b/fs/Kconfig @@ -48,6 +48,7 @@ config FS_DAX select DEV_PAGEMAP_OPS if (ZONE_DEVICE && !FS_DAX_LIMITED) select FS_IOMAP select DAX + select EXPORTFS_BLOCK_OPS help Direct Access (DAX) can be used on memory-backed block devices. If the block device supports DAX and the filesystem supports DAX, diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c index 447571e3cb02..850d0a0953a2 100644 --- a/fs/xfs/xfs_file.c +++ b/fs/xfs/xfs_file.c @@ -773,10 +773,11 @@ xfs_break_layouts( retry = false; switch (reason) { case BREAK_UNMAP: - error = xfs_break_dax_layouts(inode, &retry, off, len); + error = xfs_break_leased_layouts(inode, iolock, &retry); if (error || retry) break; - /* fall through */ + error = xfs_break_dax_layouts(inode, &retry, off, len); + break; case BREAK_WRITE: error = xfs_break_leased_layouts(inode, iolock, &retry); break; -- 2.20.1 _______________________________________________ Linux-nvdimm mailing list Linux-nvdimm@lists.01.org https://lists.01.org/mailman/listinfo/linux-nvdimm
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From: ira.weiny@intel.com To: Andrew Morton <akpm@linux-foundation.org> Cc: Jason Gunthorpe <jgg@ziepe.ca>, Dan Williams <dan.j.williams@intel.com>, Matthew Wilcox <willy@infradead.org>, Jan Kara <jack@suse.cz>, "Theodore Ts'o" <tytso@mit.edu>, John Hubbard <jhubbard@nvidia.com>, Michal Hocko <mhocko@suse.com>, Dave Chinner <david@fromorbit.com>, linux-xfs@vger.kernel.org, linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-nvdimm@lists.01.org, linux-ext4@vger.kernel.org, linux-mm@kvack.org, Ira Weiny <ira.weiny@intel.com> Subject: [RFC PATCH v2 08/19] fs/xfs: Fail truncate if page lease can't be broken Date: Fri, 9 Aug 2019 15:58:22 -0700 [thread overview] Message-ID: <20190809225833.6657-9-ira.weiny@intel.com> (raw) In-Reply-To: <20190809225833.6657-1-ira.weiny@intel.com> From: Ira Weiny <ira.weiny@intel.com> If pages are under a lease fail the truncate operation. We change the order of lease breaks to directly fail the operation if the lease exists. Select EXPORT_BLOCK_OPS for FS_DAX to ensure that xfs_break_lease_layouts() is defined for FS_DAX as well as pNFS. Signed-off-by: Ira Weiny <ira.weiny@intel.com> --- fs/Kconfig | 1 + fs/xfs/xfs_file.c | 5 +++-- 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/fs/Kconfig b/fs/Kconfig index 14cd4abdc143..c10b91f92528 100644 --- a/fs/Kconfig +++ b/fs/Kconfig @@ -48,6 +48,7 @@ config FS_DAX select DEV_PAGEMAP_OPS if (ZONE_DEVICE && !FS_DAX_LIMITED) select FS_IOMAP select DAX + select EXPORTFS_BLOCK_OPS help Direct Access (DAX) can be used on memory-backed block devices. If the block device supports DAX and the filesystem supports DAX, diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c index 447571e3cb02..850d0a0953a2 100644 --- a/fs/xfs/xfs_file.c +++ b/fs/xfs/xfs_file.c @@ -773,10 +773,11 @@ xfs_break_layouts( retry = false; switch (reason) { case BREAK_UNMAP: - error = xfs_break_dax_layouts(inode, &retry, off, len); + error = xfs_break_leased_layouts(inode, iolock, &retry); if (error || retry) break; - /* fall through */ + error = xfs_break_dax_layouts(inode, &retry, off, len); + break; case BREAK_WRITE: error = xfs_break_leased_layouts(inode, iolock, &retry); break; -- 2.20.1
next prev parent reply other threads:[~2019-08-09 23:01 UTC|newest] Thread overview: 201+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-08-09 22:58 [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ;-) ira.weiny 2019-08-09 22:58 ` ira.weiny 2019-08-09 22:58 ` [RFC PATCH v2 01/19] fs/locks: Export F_LAYOUT lease to user space ira.weiny 2019-08-09 22:58 ` ira.weiny 2019-08-09 23:52 ` Dave Chinner 2019-08-09 23:52 ` Dave Chinner 2019-08-12 17:36 ` Ira Weiny 2019-08-12 17:36 ` Ira Weiny 2019-08-14 8:05 ` Dave Chinner 2019-08-14 8:05 ` Dave Chinner 2019-08-14 11:21 ` Jeff Layton 2019-08-14 11:21 ` Jeff Layton 2019-08-14 11:21 ` Jeff Layton 2019-08-14 11:38 ` Dave Chinner 2019-08-14 11:38 ` Dave Chinner 2019-08-09 22:58 ` [RFC PATCH v2 02/19] fs/locks: Add Exclusive flag to user Layout lease ira.weiny 2019-08-09 22:58 ` ira.weiny 2019-08-14 14:15 ` Jeff Layton 2019-08-14 14:15 ` Jeff Layton 2019-08-14 14:15 ` Jeff Layton 2019-08-14 21:56 ` Dave Chinner 2019-08-26 10:41 ` Jeff Layton 2019-08-26 10:41 ` Jeff Layton 2019-08-26 10:41 ` Jeff Layton 2019-08-29 23:34 ` Ira Weiny 2019-08-29 23:34 ` Ira Weiny 2019-09-04 12:52 ` Jeff Layton 2019-09-04 12:52 ` Jeff Layton 2019-09-04 23:12 ` John Hubbard 2019-09-04 23:12 ` John Hubbard 2019-08-09 22:58 ` [RFC PATCH v2 03/19] mm/gup: Pass flags down to __gup_device_huge* calls ira.weiny 2019-08-09 22:58 ` ira.weiny 2019-08-09 22:58 ` [RFC PATCH v2 04/19] mm/gup: Ensure F_LAYOUT lease is held prior to GUP'ing pages ira.weiny 2019-08-09 22:58 ` ira.weiny 2019-08-09 22:58 ` [RFC PATCH v2 05/19] fs/ext4: Teach ext4 to break layout leases ira.weiny 2019-08-09 22:58 ` ira.weiny 2019-08-09 22:58 ` [RFC PATCH v2 06/19] fs/ext4: Teach dax_layout_busy_page() to operate on a sub-range ira.weiny 2019-08-09 22:58 ` ira.weiny 2019-08-23 15:18 ` Vivek Goyal 2019-08-23 15:18 ` Vivek Goyal 2019-08-29 18:52 ` Ira Weiny 2019-08-29 18:52 ` Ira Weiny 2019-08-09 22:58 ` [RFC PATCH v2 07/19] fs/xfs: Teach xfs to use new dax_layout_busy_page() ira.weiny 2019-08-09 22:58 ` ira.weiny 2019-08-09 23:30 ` Dave Chinner 2019-08-09 23:30 ` Dave Chinner 2019-08-12 18:05 ` Ira Weiny 2019-08-12 18:05 ` Ira Weiny 2019-08-14 8:04 ` Dave Chinner 2019-08-09 22:58 ` ira.weiny [this message] 2019-08-09 22:58 ` [RFC PATCH v2 08/19] fs/xfs: Fail truncate if page lease can't be broken ira.weiny 2019-08-09 23:22 ` Dave Chinner 2019-08-09 23:22 ` Dave Chinner 2019-08-12 18:08 ` Ira Weiny 2019-08-09 22:58 ` [RFC PATCH v2 09/19] mm/gup: Introduce vaddr_pin structure ira.weiny 2019-08-09 22:58 ` ira.weiny 2019-08-10 0:06 ` John Hubbard 2019-08-10 0:06 ` John Hubbard 2019-08-10 0:06 ` John Hubbard 2019-08-09 22:58 ` [RFC PATCH v2 10/19] mm/gup: Pass a NULL vaddr_pin through GUP fast ira.weiny 2019-08-09 22:58 ` ira.weiny 2019-08-10 0:06 ` John Hubbard 2019-08-10 0:06 ` John Hubbard 2019-08-10 0:06 ` John Hubbard 2019-08-09 22:58 ` [RFC PATCH v2 11/19] mm/gup: Pass follow_page_context further down the call stack ira.weiny 2019-08-09 22:58 ` ira.weiny 2019-08-10 0:18 ` John Hubbard 2019-08-10 0:18 ` John Hubbard 2019-08-10 0:18 ` John Hubbard 2019-08-12 19:01 ` Ira Weiny 2019-08-12 19:01 ` Ira Weiny 2019-08-09 22:58 ` [RFC PATCH v2 12/19] mm/gup: Prep put_user_pages() to take an vaddr_pin struct ira.weiny 2019-08-09 22:58 ` ira.weiny 2019-08-10 0:30 ` John Hubbard 2019-08-10 0:30 ` John Hubbard 2019-08-10 0:30 ` John Hubbard 2019-08-12 20:46 ` Ira Weiny 2019-08-09 22:58 ` [RFC PATCH v2 13/19] {mm,file}: Add file_pins objects ira.weiny 2019-08-09 22:58 ` ira.weiny 2019-08-09 22:58 ` [RFC PATCH v2 14/19] fs/locks: Associate file pins while performing GUP ira.weiny 2019-08-09 22:58 ` ira.weiny 2019-08-09 22:58 ` [RFC PATCH v2 15/19] mm/gup: Introduce vaddr_pin_pages() ira.weiny 2019-08-09 22:58 ` ira.weiny 2019-08-10 0:09 ` John Hubbard 2019-08-10 0:09 ` John Hubbard 2019-08-10 0:09 ` John Hubbard 2019-08-12 21:00 ` Ira Weiny 2019-08-12 21:00 ` Ira Weiny 2019-08-12 21:20 ` John Hubbard 2019-08-12 21:20 ` John Hubbard 2019-08-12 21:20 ` John Hubbard 2019-08-11 23:07 ` John Hubbard 2019-08-11 23:07 ` John Hubbard 2019-08-11 23:07 ` John Hubbard 2019-08-12 21:01 ` Ira Weiny 2019-08-12 12:28 ` Jason Gunthorpe 2019-08-12 21:48 ` Ira Weiny 2019-08-12 21:48 ` Ira Weiny 2019-08-13 11:47 ` Jason Gunthorpe 2019-08-13 17:46 ` Ira Weiny 2019-08-13 17:46 ` Ira Weiny 2019-08-13 17:56 ` John Hubbard 2019-08-13 17:56 ` John Hubbard 2019-08-13 17:56 ` John Hubbard 2019-08-09 22:58 ` [RFC PATCH v2 16/19] RDMA/uverbs: Add back pointer to system file object ira.weiny 2019-08-09 22:58 ` ira.weiny 2019-08-12 13:00 ` Jason Gunthorpe 2019-08-12 17:28 ` Ira Weiny 2019-08-12 17:56 ` Jason Gunthorpe 2019-08-12 21:15 ` Ira Weiny 2019-08-12 21:15 ` Ira Weiny 2019-08-13 11:48 ` Jason Gunthorpe 2019-08-13 17:41 ` Ira Weiny 2019-08-13 17:41 ` Ira Weiny 2019-08-13 18:00 ` Jason Gunthorpe 2019-08-13 20:38 ` Ira Weiny 2019-08-13 20:38 ` Ira Weiny 2019-08-14 12:23 ` Jason Gunthorpe 2019-08-14 17:50 ` Ira Weiny 2019-08-14 18:15 ` Jason Gunthorpe 2019-09-04 22:25 ` Ira Weiny 2019-09-11 8:19 ` Jason Gunthorpe 2019-08-09 22:58 ` [RFC PATCH v2 17/19] RDMA/umem: Convert to vaddr_[pin|unpin]* operations ira.weiny 2019-08-09 22:58 ` ira.weiny 2019-08-09 22:58 ` [RFC PATCH v2 18/19] {mm,procfs}: Add display file_pins proc ira.weiny 2019-08-09 22:58 ` ira.weiny 2019-08-09 22:58 ` [RFC PATCH v2 19/19] mm/gup: Remove FOLL_LONGTERM DAX exclusion ira.weiny 2019-08-09 22:58 ` ira.weiny 2019-08-14 10:17 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ;-) Jan Kara 2019-08-14 18:08 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ; -) Ira Weiny 2019-08-14 18:08 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ;-) Ira Weiny 2019-08-15 13:05 ` Jan Kara 2019-08-16 19:05 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ; -) Ira Weiny 2019-08-16 19:05 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ;-) Ira Weiny 2019-08-16 23:20 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ; -) Ira Weiny 2019-08-16 23:20 ` Ira Weiny 2019-08-19 6:36 ` Jan Kara 2019-08-19 6:36 ` Jan Kara 2019-08-17 2:26 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ;-) Dave Chinner 2019-08-17 2:26 ` Dave Chinner 2019-08-19 6:34 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ; -) Jan Kara 2019-08-19 6:34 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ;-) Jan Kara 2019-08-19 9:24 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ; -) Dave Chinner 2019-08-19 9:24 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ;-) Dave Chinner 2019-08-19 12:38 ` Jason Gunthorpe 2019-08-19 21:53 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ; -) Ira Weiny 2019-08-19 21:53 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ;-) Ira Weiny 2019-08-20 1:12 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ; -) Dave Chinner 2019-08-20 1:12 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ;-) Dave Chinner 2019-08-20 11:55 ` Jason Gunthorpe 2019-08-21 18:02 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ; -) Ira Weiny 2019-08-21 18:02 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ;-) Ira Weiny 2019-08-21 18:13 ` Jason Gunthorpe 2019-08-21 18:22 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ; -) John Hubbard 2019-08-21 18:22 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ;-) John Hubbard 2019-08-21 18:57 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ; -) Ira Weiny 2019-08-21 18:57 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ;-) Ira Weiny 2019-08-21 19:06 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ; -) Ira Weiny 2019-08-21 19:06 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ;-) Ira Weiny 2019-08-21 19:48 ` Jason Gunthorpe 2019-08-21 20:44 ` Ira Weiny 2019-08-21 23:49 ` Jason Gunthorpe 2019-08-23 3:23 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ; -) Dave Chinner 2019-08-23 3:23 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ;-) Dave Chinner 2019-08-23 12:04 ` Jason Gunthorpe 2019-08-24 0:11 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ; -) Dave Chinner 2019-08-24 0:11 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ;-) Dave Chinner 2019-08-24 5:08 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ; -) Ira Weiny 2019-08-24 5:08 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ;-) Ira Weiny 2019-08-26 5:55 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ; -) Dave Chinner 2019-08-26 5:55 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ;-) Dave Chinner 2019-08-29 2:02 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ; -) Ira Weiny 2019-08-29 2:02 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ;-) Ira Weiny 2019-08-29 3:27 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ; -) John Hubbard 2019-08-29 3:27 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ;-) John Hubbard 2019-08-29 16:16 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ; -) Ira Weiny 2019-08-29 16:16 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ;-) Ira Weiny 2019-09-02 22:26 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ; -) Dave Chinner 2019-09-02 22:26 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ;-) Dave Chinner 2019-09-04 16:54 ` Ira Weiny 2019-08-25 19:39 ` Jason Gunthorpe 2019-08-24 4:49 ` Ira Weiny 2019-08-24 4:49 ` Ira Weiny 2019-08-25 19:40 ` Jason Gunthorpe 2019-08-23 0:59 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ; -) Dave Chinner 2019-08-23 0:59 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ;-) Dave Chinner 2019-08-23 17:15 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ; -) Ira Weiny 2019-08-23 17:15 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ;-) Ira Weiny 2019-08-24 0:18 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ; -) Dave Chinner 2019-08-24 0:18 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ;-) Dave Chinner 2019-08-20 0:05 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ; -) John Hubbard 2019-08-20 0:05 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ;-) John Hubbard 2019-08-20 1:20 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ; -) Dave Chinner 2019-08-20 1:20 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ;-) Dave Chinner 2019-08-20 3:09 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ; -) John Hubbard 2019-08-20 3:09 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ;-) John Hubbard 2019-08-20 3:36 ` Dave Chinner 2019-08-21 18:43 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ; -) John Hubbard 2019-08-21 18:43 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ;-) John Hubbard 2019-08-21 19:09 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ; -) Ira Weiny 2019-08-21 19:09 ` [RFC PATCH v2 00/19] RDMA/FS DAX truncate proposal V1,000,002 ;-) Ira Weiny
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