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authorTheodore Ts'o <tytso@mit.edu>2009-05-25 11:50:39 -0400
committerTheodore Ts'o <tytso@mit.edu>2009-05-25 11:50:39 -0400
commit88b6edd17c62b7d346d21f4087893ce7d4ef828a (patch)
treee6c80d48f184861c965a58bd88fd3a023b65a1c9 /fs/ext4
parent759d427aa5a9d88a81afd11817cdeb40aea85234 (diff)
ext4: Clean up calls to ext4_get_group_desc()
If the caller isn't planning on modifying the block group descriptors, there's no need to pass in a pointer to a struct buffer_head. Nuking this saves a tiny amount of CPU time and stack space usage. Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs/ext4')
-rw-r--r--fs/ext4/ialloc.c3
-rw-r--r--fs/ext4/super.c3
2 files changed, 2 insertions, 4 deletions
diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index 82f7d1d7eae..3743bd849bc 100644
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c
@@ -347,7 +347,6 @@ static int find_group_flex(struct super_block *sb, struct inode *parent,
{
struct ext4_sb_info *sbi = EXT4_SB(sb);
struct ext4_group_desc *desc;
- struct buffer_head *bh;
struct flex_groups *flex_group = sbi->s_flex_groups;
ext4_group_t parent_group = EXT4_I(parent)->i_block_group;
ext4_group_t parent_fbg_group = ext4_flex_group(sbi, parent_group);
@@ -402,7 +401,7 @@ find_close_to_parent:
found_flexbg:
for (i = best_flex * flex_size; i < ngroups &&
i < (best_flex + 1) * flex_size; i++) {
- desc = ext4_get_group_desc(sb, i, &bh);
+ desc = ext4_get_group_desc(sb, i, NULL);
if (ext4_free_inodes_count(sb, desc)) {
*best_group = i;
goto out;
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index eca6c057b11..91b98b58ccb 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -1660,7 +1660,6 @@ static int ext4_fill_flex_info(struct super_block *sb)
{
struct ext4_sb_info *sbi = EXT4_SB(sb);
struct ext4_group_desc *gdp = NULL;
- struct buffer_head *bh;
ext4_group_t flex_group_count;
ext4_group_t flex_group;
int groups_per_flex = 0;
@@ -1693,7 +1692,7 @@ static int ext4_fill_flex_info(struct super_block *sb)
}
for (i = 0; i < sbi->s_groups_count; i++) {
- gdp = ext4_get_group_desc(sb, i, &bh);
+ gdp = ext4_get_group_desc(sb, i, NULL);
flex_group = ext4_flex_group(sbi, i);
atomic_set(&sbi->s_flex_groups[flex_group].free_inodes,