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| author |   Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> | 2009-02-14 10:31:16 -0500 |
|---|---|---|
| committer |   Theodore Ts'o <tytso@mit.edu> | 2009-02-14 10:31:16 -0500 |
| commit | d794bf8e0936dce45104565cd48c571061f4c1e3 (patch) | |
| tree | ad23776b739eb551b520865e837a106a7b628819 /fs | |
| parent | ext4: Fix lockdep warning (diff) | |
| download | linux-dev-d794bf8e0936dce45104565cd48c571061f4c1e3.tar.xz linux-dev-d794bf8e0936dce45104565cd48c571061f4c1e3.zip | |
ext4: Initialize preallocation list_head's properly
When creating a new ext4_prealloc_space structure, we have to
initialize its list_head pointers before we add them to any prealloc
lists. Otherwise, with list debug enabled, we will get list
corruption warnings.
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/ext4/mballoc.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index c962d0690505..4415beeb0b62 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -3693,6 +3693,8 @@ ext4_mb_new_inode_pa(struct ext4_allocation_context *ac) pa->pa_free = pa->pa_len; atomic_set(&pa->pa_count, 1); spin_lock_init(&pa->pa_lock); + INIT_LIST_HEAD(&pa->pa_inode_list); + INIT_LIST_HEAD(&pa->pa_group_list); pa->pa_deleted = 0; pa->pa_linear = 0; @@ -3755,6 +3757,7 @@ ext4_mb_new_group_pa(struct ext4_allocation_context *ac) atomic_set(&pa->pa_count, 1); spin_lock_init(&pa->pa_lock); INIT_LIST_HEAD(&pa->pa_inode_list); + INIT_LIST_HEAD(&pa->pa_group_list); pa->pa_deleted = 0; pa->pa_linear = 1; |