From: Mark Fasheh <mfasheh@suse.com>
Date: Wed, 24 Feb 2010 21:34:09 +0000 (-0800)
Subject: ocfs2: allocate btree internal block groups from the global bitmap
X-Git-Tag: Ubuntu-5.4-5.4.0-11.14~26101^2~26
X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=33d5d380d667ad264675cfdb297dfc3c5b6542cc;p=mirror_ubuntu-focal-kernel.git

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>
---

diff --git a/fs/ocfs2/suballoc.c b/fs/ocfs2/suballoc.c
index f20bcbf64ce0..df95707c8b10 100644
--- a/fs/ocfs2/suballoc.c
+++ b/fs/ocfs2/suballoc.c
@@ -755,7 +755,7 @@ int ocfs2_reserve_new_metadata_blocks(struct ocfs2_super *osb,
 	status = ocfs2_reserve_suballoc_bits(osb, (*ac),
 					     EXTENT_ALLOC_SYSTEM_INODE,
 					     (u32)osb->slot_num, NULL,
-					     ALLOC_NEW_GROUP);
+					     ALLOC_GROUPS_FROM_GLOBAL|ALLOC_NEW_GROUP);
 
 
 	if (status >= 0) {
@@ -1871,6 +1871,8 @@ int __ocfs2_claim_clusters(struct ocfs2_super *osb,
 	       && ac->ac_which != OCFS2_AC_USE_MAIN);
 
 	if (ac->ac_which == OCFS2_AC_USE_LOCAL) {
+		WARN_ON(min_clusters > 1);
+
 		status = ocfs2_claim_local_alloc_bits(osb,
 						      handle,
 						      ac,