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In looking at block layouts as part of fixing filesystem block

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allocations under low free-space conditions (-r254995), determine
that old block-preference search order used before -r249782 worked
a bit better. This change reverts to that block-preference search order.

MFC after:	2 weeks
This commit is contained in:
Kirk McKusick 2013-08-28 17:46:32 +00:00
parent 28702816d8
commit 2ce451f089
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=254996
1 changed files with 2 additions and 2 deletions
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4
sys/ufs/ffs/ffs_alloc.c
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@ -1186,7 +1186,7 @@ ffs_dirpref(pip)
if (fs->fs_contigdirs[cg] < maxcontigdirs)
return ((ino_t)(fs->fs_ipg * cg));
}
for (cg = prefcg - 1; cg >= 0; cg--)
for (cg = 0; cg < prefcg; cg++)
if (fs->fs_cs(fs, cg).cs_ndir < maxndir &&
fs->fs_cs(fs, cg).cs_nifree >= minifree &&
fs->fs_cs(fs, cg).cs_nbfree >= minbfree) {
@ -1199,7 +1199,7 @@ ffs_dirpref(pip)
for (cg = prefcg; cg < fs->fs_ncg; cg++)
if (fs->fs_cs(fs, cg).cs_nifree >= avgifree)
return ((ino_t)(fs->fs_ipg * cg));
for (cg = prefcg - 1; cg >= 0; cg--)
for (cg = 0; cg < prefcg; cg++)
if (fs->fs_cs(fs, cg).cs_nifree >= avgifree)
break;
return ((ino_t)(fs->fs_ipg * cg));