From: "Darrick J. Wong" <darrick.wong@oracle.com>
To: Christoph Hellwig <hch@lst.de>
Cc: Goldwyn Rodrigues <rgoldwyn@suse.com>,
linux-xfs@vger.kernel.org, linux-fsdevel@vger.kernel.org
Subject: Re: [PATCH 08/19] xfs: also call xfs_file_iomap_end_delalloc for zeroing operations
Date: Wed, 18 Sep 2019 10:09:12 -0700 [thread overview]
Message-ID: <20190918170912.GZ2229799@magnolia> (raw)
In-Reply-To: <20190909182722.16783-9-hch@lst.de>
On Mon, Sep 09, 2019 at 08:27:11PM +0200, Christoph Hellwig wrote:
> There is no reason not to punch out stale delalloc blocks for zeroing
> operations, as they otherwise behave exactly like normal writes.
>
> Signed-off-by: Christoph Hellwig <hch@lst.de>
Looks ok,
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
--D
> ---
> fs/xfs/xfs_iomap.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c
> index f1c3ff27c666..db4764c16142 100644
> --- a/fs/xfs/xfs_iomap.c
> +++ b/fs/xfs/xfs_iomap.c
> @@ -1138,7 +1138,8 @@ xfs_file_iomap_end(
> unsigned flags,
> struct iomap *iomap)
> {
> - if ((flags & IOMAP_WRITE) && iomap->type == IOMAP_DELALLOC)
> + if ((flags & (IOMAP_WRITE | IOMAP_ZERO)) &&
> + iomap->type == IOMAP_DELALLOC)
> return xfs_file_iomap_end_delalloc(XFS_I(inode), offset,
> length, written, iomap);
> return 0;
> --
> 2.20.1
>
next prev parent reply other threads:[~2019-09-18 17:09 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-09 18:27 iomap and xfs COW cleanups Christoph Hellwig
2019-09-09 18:27 ` [PATCH 01/19] iomap: better document the IOMAP_F_* flags Christoph Hellwig
2019-09-14 0:42 ` Allison Collins
2019-09-16 18:08 ` Darrick J. Wong
2019-09-09 18:27 ` [PATCH 02/19] iomap: remove the unused iomap argument to __iomap_write_end Christoph Hellwig
2019-09-14 0:42 ` Allison Collins
2019-09-16 18:10 ` Darrick J. Wong
2019-09-09 18:27 ` [PATCH 03/19] iomap: always use AOP_FLAG_NOFS in iomap_write_begin Christoph Hellwig
2019-09-16 18:11 ` Darrick J. Wong
2019-09-09 18:27 ` [PATCH 04/19] iomap: ignore non-shared or non-data blocks in xfs_file_dirty Christoph Hellwig
2019-09-16 18:12 ` Darrick J. Wong
2019-09-09 18:27 ` [PATCH 05/19] iomap: move the zeroing case out of iomap_read_page_sync Christoph Hellwig
2019-09-16 18:17 ` Darrick J. Wong
2019-09-09 18:27 ` [PATCH 06/19] iomap: use write_begin to read pages to unshare Christoph Hellwig
2019-09-16 18:34 ` Darrick J. Wong
2019-09-30 11:07 ` Christoph Hellwig
2019-10-08 15:12 ` Darrick J. Wong
2019-09-09 18:27 ` [PATCH 07/19] iomap: use a srcmap for a read-modify-write I/O Christoph Hellwig
2019-09-10 12:48 ` Goldwyn Rodrigues
2019-09-10 14:39 ` hch
2019-09-16 17:57 ` Darrick J. Wong
2019-09-16 18:42 ` Darrick J. Wong
2019-09-18 18:15 ` Darrick J. Wong
2019-09-09 18:27 ` [PATCH 08/19] xfs: also call xfs_file_iomap_end_delalloc for zeroing operations Christoph Hellwig
2019-09-18 17:09 ` Darrick J. Wong [this message]
2019-09-09 18:27 ` [PATCH 09/19] xfs: remove xfs_reflink_dirty_extents Christoph Hellwig
2019-09-18 17:17 ` Darrick J. Wong
2019-09-18 17:25 ` Christoph Hellwig
2019-09-18 17:31 ` Darrick J. Wong
2019-09-09 18:27 ` [PATCH 10/19] xfs: pass two imaps to xfs_reflink_allocate_cow Christoph Hellwig
2019-09-18 17:26 ` Darrick J. Wong
2019-09-30 11:10 ` Christoph Hellwig
2019-09-09 18:27 ` [PATCH 11/19] xfs: refactor xfs_file_iomap_begin_delay Christoph Hellwig
2019-09-18 17:30 ` Darrick J. Wong
2019-09-09 18:27 ` [PATCH 12/19] xfs: fill out the srcmap in iomap_begin Christoph Hellwig
2019-09-18 17:52 ` Darrick J. Wong
2019-10-01 6:26 ` Christoph Hellwig
2019-09-09 18:27 ` [PATCH 13/19] xfs: factor out a helper to calculate the end_fsb Christoph Hellwig
2019-09-14 0:42 ` Allison Collins
2019-09-18 17:55 ` Darrick J. Wong
2019-09-09 18:27 ` [PATCH 14/19] xfs: split out a new set of read-only iomap ops Christoph Hellwig
2019-09-18 17:56 ` Darrick J. Wong
2019-09-09 18:27 ` [PATCH 15/19] xfs: move xfs_file_iomap_begin_delay around Christoph Hellwig
2019-09-18 17:59 ` Darrick J. Wong
2019-09-30 11:14 ` Christoph Hellwig
2019-09-09 18:27 ` [PATCH 16/19] xfs: split the iomap ops for buffered vs direct writes Christoph Hellwig
2019-09-18 18:00 ` Darrick J. Wong
2019-09-09 18:27 ` [PATCH 17/19] xfs: rename the whichfork variable in xfs_buffered_write_iomap_begin Christoph Hellwig
2019-09-14 0:42 ` Allison Collins
2019-09-18 18:00 ` Darrick J. Wong
2019-09-09 18:27 ` [PATCH 18/19] xfs: cleanup xfs_iomap_write_unwritten Christoph Hellwig
2019-09-18 18:06 ` Darrick J. Wong
2019-09-09 18:27 ` [PATCH 19/19] xfs: improve the IOMAP_NOWAIT check for COW inodes Christoph Hellwig
2019-09-18 18:09 ` Darrick J. Wong
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