diff options
Diffstat (limited to 'fs/ext4/ialloc.c')
| -rw-r--r-- | fs/ext4/ialloc.c | 46 |
1 files changed, 24 insertions, 22 deletions
diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c index c61f37fd3f0..64dea8689e1 100644 --- a/fs/ext4/ialloc.c +++ b/fs/ext4/ialloc.c @@ -64,8 +64,8 @@ void mark_bitmap_end(int start_bit, int end_bit, char *bitmap) } /* Initializes an uninitialized inode bitmap */ -unsigned ext4_init_inode_bitmap(struct super_block *sb, - struct buffer_head *bh, int block_group, +unsigned ext4_init_inode_bitmap(struct super_block *sb, struct buffer_head *bh, + ext4_group_t block_group, struct ext4_group_desc *gdp) { struct ext4_sb_info *sbi = EXT4_SB(sb); @@ -75,7 +75,7 @@ unsigned ext4_init_inode_bitmap(struct super_block *sb, /* If checksum is bad mark all blocks and inodes use to prevent * allocation, essentially implementing a per-group read-only flag. */ if (!ext4_group_desc_csum_verify(sbi, block_group, gdp)) { - ext4_error(sb, __FUNCTION__, "Checksum bad for group %u\n", + ext4_error(sb, __FUNCTION__, "Checksum bad for group %lu\n", block_group); gdp->bg_free_blocks_count = 0; gdp->bg_free_inodes_count = 0; @@ -98,7 +98,7 @@ unsigned ext4_init_inode_bitmap(struct super_block *sb, * Return buffer_head of bitmap on success or NULL. */ static struct buffer_head * -read_inode_bitmap(struct super_block * sb, unsigned long block_group) +read_inode_bitmap(struct super_block *sb, ext4_group_t block_group) { struct ext4_group_desc *desc; struct buffer_head *bh = NULL; @@ -152,7 +152,7 @@ void ext4_free_inode (handle_t *handle, struct inode * inode) unsigned long ino; struct buffer_head *bitmap_bh = NULL; struct buffer_head *bh2; - unsigned long block_group; + ext4_group_t block_group; unsigned long bit; struct ext4_group_desc * gdp; struct ext4_super_block * es; @@ -260,12 +260,12 @@ error_return: * For other inodes, search forward from the parent directory\'s block * group to find a free inode. */ -static int find_group_dir(struct super_block *sb, struct inode *parent) +static ext4_group_t find_group_dir(struct super_block *sb, struct inode *parent) { - int ngroups = EXT4_SB(sb)->s_groups_count; + ext4_group_t ngroups = EXT4_SB(sb)->s_groups_count; unsigned int freei, avefreei; struct ext4_group_desc *desc, *best_desc = NULL; - int group, best_group = -1; + ext4_group_t group, best_group = -1; freei = percpu_counter_read_positive(&EXT4_SB(sb)->s_freeinodes_counter); avefreei = freei / ngroups; @@ -314,12 +314,13 @@ static int find_group_dir(struct super_block *sb, struct inode *parent) #define INODE_COST 64 #define BLOCK_COST 256 -static int find_group_orlov(struct super_block *sb, struct inode *parent) +static ext4_group_t find_group_orlov(struct super_block *sb, + struct inode *parent) { - int parent_group = EXT4_I(parent)->i_block_group; + ext4_group_t parent_group = EXT4_I(parent)->i_block_group; struct ext4_sb_info *sbi = EXT4_SB(sb); struct ext4_super_block *es = sbi->s_es; - int ngroups = sbi->s_groups_count; + ext4_group_t ngroups = sbi->s_groups_count; int inodes_per_group = EXT4_INODES_PER_GROUP(sb); unsigned int freei, avefreei; ext4_fsblk_t freeb, avefreeb; @@ -327,7 +328,7 @@ static int find_group_orlov(struct super_block *sb, struct inode *parent) unsigned int ndirs; int max_debt, max_dirs, min_inodes; ext4_grpblk_t min_blocks; - int group = -1, i; + ext4_group_t group = -1, i; struct ext4_group_desc *desc; freei = percpu_counter_read_positive(&sbi->s_freeinodes_counter); @@ -340,7 +341,7 @@ static int find_group_orlov(struct super_block *sb, struct inode *parent) if ((parent == sb->s_root->d_inode) || (EXT4_I(parent)->i_flags & EXT4_TOPDIR_FL)) { int best_ndir = inodes_per_group; - int best_group = -1; + ext4_group_t best_group = -1; get_random_bytes(&group, sizeof(group)); parent_group = (unsigned)group % ngroups; @@ -415,12 +416,13 @@ fallback: return -1; } -static int find_group_other(struct super_block *sb, struct inode *parent) +static ext4_group_t find_group_other(struct super_block *sb, + struct inode *parent) { - int parent_group = EXT4_I(parent)->i_block_group; - int ngroups = EXT4_SB(sb)->s_groups_count; + ext4_group_t parent_group = EXT4_I(parent)->i_block_group; + ext4_group_t ngroups = EXT4_SB(sb)->s_groups_count; struct ext4_group_desc *desc; - int group, i; + ext4_group_t group, i; /* * Try to place the inode in its parent directory @@ -487,7 +489,7 @@ struct inode *ext4_new_inode(handle_t *handle, struct inode * dir, int mode) struct super_block *sb; struct buffer_head *bitmap_bh = NULL; struct buffer_head *bh2; - int group; + ext4_group_t group; unsigned long ino = 0; struct inode * inode; struct ext4_group_desc * gdp = NULL; @@ -583,7 +585,7 @@ got: ino > EXT4_INODES_PER_GROUP(sb)) { ext4_error(sb, __FUNCTION__, "reserved inode or inode > inodes count - " - "block_group = %d, inode=%lu", group, + "block_group = %lu, inode=%lu", group, ino + group * EXT4_INODES_PER_GROUP(sb)); err = -EIO; goto fail; @@ -777,7 +779,7 @@ fail_drop: struct inode *ext4_orphan_get(struct super_block *sb, unsigned long ino) { unsigned long max_ino = le32_to_cpu(EXT4_SB(sb)->s_es->s_inodes_count); - unsigned long block_group; + ext4_group_t block_group; int bit; struct buffer_head *bitmap_bh = NULL; struct inode *inode = NULL; @@ -833,7 +835,7 @@ unsigned long ext4_count_free_inodes (struct super_block * sb) { unsigned long desc_count; struct ext4_group_desc *gdp; - int i; + ext4_group_t i; #ifdef EXT4FS_DEBUG struct ext4_super_block *es; unsigned long bitmap_count, x; @@ -879,7 +881,7 @@ unsigned long ext4_count_free_inodes (struct super_block * sb) unsigned long ext4_count_dirs (struct super_block * sb) { unsigned long count = 0; - int i; + ext4_group_t i; for (i = 0; i < EXT4_SB(sb)->s_groups_count; i++) { struct ext4_group_desc *gdp = ext4_get_group_desc (sb, i, NULL); |