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ocfs2: allocate btree internal block groups from the global bitmap 

Otherwise, the need for a very large contiguous allocation tends to
wreak havoc on many inode allocation reservations on the local alloc, thus
ruining any chances for contiguousness.

Signed-off-by: Mark Fasheh <mfasheh@suse.com>
This commit is contained in:
Mark Fasheh 2010-02-24 13:34:09 -08:00 committed by Joel Becker
parent e3b4a97dbe
commit 33d5d380d6
1 changed files with 3 additions and 1 deletions
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4
fs/ocfs2/suballoc.c
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@ -755,7 +755,7 @@ int ocfs2_reserve_new_metadata_blocks(struct ocfs2_super *osb,
status = ocfs2_reserve_suballoc_bits(osb, (*ac), status = ocfs2_reserve_suballoc_bits(osb, (*ac),
EXTENT_ALLOC_SYSTEM_INODE, EXTENT_ALLOC_SYSTEM_INODE,
(u32)osb->slot_num, NULL, (u32)osb->slot_num, NULL,
ALLOC_NEW_GROUP); ALLOC_GROUPS_FROM_GLOBAL|ALLOC_NEW_GROUP);
if (status >= 0) { if (status >= 0) {
@ -1871,6 +1871,8 @@ int __ocfs2_claim_clusters(struct ocfs2_super *osb,
&& ac->ac_which != OCFS2_AC_USE_MAIN); && ac->ac_which != OCFS2_AC_USE_MAIN);
if (ac->ac_which == OCFS2_AC_USE_LOCAL) { if (ac->ac_which == OCFS2_AC_USE_LOCAL) {
WARN_ON(min_clusters > 1);
status = ocfs2_claim_local_alloc_bits(osb, status = ocfs2_claim_local_alloc_bits(osb,
handle, handle,
ac, ac,