GitHub-Mirror/Star64_linux
2
0
Fork 0
mirror of https://github.com/Fishwaldo/Star64_linux.git synced 2025-06-29 18:11:20 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

ext4: Initialize preallocation list_head's properly

Browse source 
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>
This commit is contained in:
Aneesh Kumar K.V 2009-02-14 10:31:16 -05:00 • committed by Theodore Ts'o
parent ba4439165f
commit d794bf8e09
1 changed files with 3 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

3
fs/ext4/mballoc.c
View file

@ -3693,6 +3693,8 @@ ext4_mb_new_inode_pa(struct ext4_allocation_context *ac)
pa->pa_free = pa->pa_len; pa->pa_free = pa->pa_len;
atomic_set(&pa->pa_count, 1); atomic_set(&pa->pa_count, 1);
spin_lock_init(&pa->pa_lock); 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_deleted = 0;
pa->pa_linear = 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); atomic_set(&pa->pa_count, 1);
spin_lock_init(&pa->pa_lock); spin_lock_init(&pa->pa_lock);
INIT_LIST_HEAD(&pa->pa_inode_list); INIT_LIST_HEAD(&pa->pa_inode_list);
INIT_LIST_HEAD(&pa->pa_group_list);
pa->pa_deleted = 0; pa->pa_deleted = 0;
pa->pa_linear = 1; pa->pa_linear = 1;