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ext4: use ext4_kvzalloc()/ext4_kvmalloc() for s_group_desc and s_group_info

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Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Theodore Ts'o
2011-08-01 08:45:38 -04:00
parent 9933fc0ac1
commit f18a5f21c2
3 changed files with 15 additions and 13 deletions
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6
fs/ext4/mballoc.c
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@@ -2331,7 +2331,7 @@ static int ext4_mb_init_backend(struct super_block *sb)
/* An 8TB filesystem with 64-bit pointers requires a 4096 byte
* kmalloc. A 128kb malloc should suffice for a 256TB filesystem.
* So a two level scheme suffices for now. */
sbi->s_group_info = kzalloc(array_size, GFP_KERNEL);
sbi->s_group_info = ext4_kvzalloc(array_size, GFP_KERNEL);
if (sbi->s_group_info == NULL) {
printk(KERN_ERR "EXT4-fs: can't allocate buddy meta group\n");
return -ENOMEM;
@@ -2365,7 +2365,7 @@ err_freebuddy:
kfree(sbi->s_group_info[i]);
iput(sbi->s_buddy_cache);
err_freesgi:
kfree(sbi->s_group_info);
ext4_kvfree(sbi->s_group_info);
return -ENOMEM;
}
@@ -2559,7 +2559,7 @@ int ext4_mb_release(struct super_block *sb)
EXT4_DESC_PER_BLOCK_BITS(sb);
for (i = 0; i < num_meta_group_infos; i++)
kfree(sbi->s_group_info[i]);
kfree(sbi->s_group_info);
ext4_kvfree(sbi->s_group_info);
}
kfree(sbi->s_mb_offsets);
kfree(sbi->s_mb_maxs);