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xfs: embed the pagb_list array in the perag structure

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Now that the perag structure is allocated memory rather than held in
an array, we don't need to have the busy extent array external to
the structure. Embed it into the perag structure to avoid needing an
extra allocation when setting up.

Signed-off-by: Dave Chinner <david@fromorbit.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Alex Elder <aelder@sgi.com>
This commit is contained in:
Dave Chinner 2010-01-11 11:47:49 +00:00 • committed by Alex Elder
parent 8b26c5825e
commit e57336ff7f
3 changed files with 5 additions and 12 deletions
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4
fs/xfs/xfs_alloc.c
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@ -2200,8 +2200,8 @@ xfs_alloc_read_agf(
pag->pagf_levels[XFS_BTNUM_CNTi] =
be32_to_cpu(agf->agf_levels[XFS_BTNUM_CNTi]);
spin_lock_init(&pag->pagb_lock);
pag->pagb_list = kmem_zalloc(XFS_PAGB_NUM_SLOTS *
sizeof(xfs_perag_busy_t), KM_SLEEP);
pag->pagb_count = 0;
memset(pag->pagb_list, 0, sizeof(pag->pagb_list));
pag->pagf_init = 1;
}
#ifdef DEBUG