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pnfs/blocklayout: return layouts on setattr

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This speads up truncate-heavy workloads like fsx by multiple orders of
magnitude.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
This commit is contained in:
Christoph Hellwig 2014-09-10 08:23:36 -07:00 committed by Trond Myklebust
parent 71d5b76302
commit 848746bd24
1 changed files with 2 additions and 1 deletions
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3
fs/nfs/blocklayout/blocklayout.c
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@ -799,7 +799,8 @@ static struct pnfs_layoutdriver_type blocklayout_type = {
.id = LAYOUT_BLOCK_VOLUME,
.name = "LAYOUT_BLOCK_VOLUME",
.owner = THIS_MODULE,
.flags = PNFS_READ_WHOLE_PAGE,
.flags = PNFS_LAYOUTRET_ON_SETATTR |
PNFS_READ_WHOLE_PAGE,
.read_pagelist = bl_read_pagelist,
.write_pagelist = bl_write_pagelist,
.alloc_layout_hdr = bl_alloc_layout_hdr,