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Merge branch 'for-linus' of git://oss.sgi.com/xfs/xfs

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* 'for-linus' of git://oss.sgi.com/xfs/xfs:
  xfs: bump up nr_to_write in xfs_vm_writepage
  xfs: reduce bmv_count in xfs_vn_fiemap
This commit is contained in:
Linus Torvalds 2009-07-31 12:17:37 -07:00
commit f5266cbd2f
2 changed files with 10 additions and 2 deletions
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8
fs/xfs/linux-2.6/xfs_aops.c
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@ -1268,6 +1268,14 @@ xfs_vm_writepage(
if (!page_has_buffers(page)) if (!page_has_buffers(page))
create_empty_buffers(page, 1 << inode->i_blkbits, 0); create_empty_buffers(page, 1 << inode->i_blkbits, 0);
/*
* VM calculation for nr_to_write seems off. Bump it way
* up, this gets simple streaming writes zippy again.
* To be reviewed again after Jens' writeback changes.
*/
wbc->nr_to_write *= 4;
/* /*
* Convert delayed allocate, unwritten or unmapped space * Convert delayed allocate, unwritten or unmapped space
* to real space and flush out to disk. * to real space and flush out to disk.

4
fs/xfs/linux-2.6/xfs_iops.c
View file

@ -680,8 +680,8 @@ xfs_vn_fiemap(
else else
bm.bmv_length = BTOBB(length); bm.bmv_length = BTOBB(length);
/* our formatter will tell xfs_getbmap when to stop. */ /* We add one because in getbmap world count includes the header */
bm.bmv_count = MAXEXTNUM; bm.bmv_count = fieinfo->fi_extents_max + 1;
bm.bmv_iflags = BMV_IF_PREALLOC; bm.bmv_iflags = BMV_IF_PREALLOC;
if (fieinfo->fi_flags & FIEMAP_FLAG_XATTR) if (fieinfo->fi_flags & FIEMAP_FLAG_XATTR)
bm.bmv_iflags |= BMV_IF_ATTRFORK; bm.bmv_iflags |= BMV_IF_ATTRFORK;