diff options
| -rw-r--r-- | fs/sysv/balloc.c | 18 | ||||
| -rw-r--r-- | fs/sysv/ialloc.c | 14 | ||||
| -rw-r--r-- | fs/sysv/inode.c | 4 | ||||
| -rw-r--r-- | fs/sysv/super.c | 1 | ||||
| -rw-r--r-- | fs/sysv/sysv.h | 1 |
5 files changed, 20 insertions, 18 deletions
diff --git a/fs/sysv/balloc.c b/fs/sysv/balloc.c index 9a6ad96acf2..921c053fc05 100644 --- a/fs/sysv/balloc.c +++ b/fs/sysv/balloc.c @@ -60,12 +60,12 @@ void sysv_free_block(struct super_block * sb, sysv_zone_t nr) return; } - lock_super(sb); + mutex_lock(&sbi->s_lock); count = fs16_to_cpu(sbi, *sbi->s_bcache_count); if (count > sbi->s_flc_size) { printk("sysv_free_block: flc_count > flc_size\n"); - unlock_super(sb); + mutex_unlock(&sbi->s_lock); return; } /* If the free list head in super-block is full, it is copied @@ -77,7 +77,7 @@ void sysv_free_block(struct super_block * sb, sysv_zone_t nr) bh = sb_getblk(sb, block); if (!bh) { printk("sysv_free_block: getblk() failed\n"); - unlock_super(sb); + mutex_unlock(&sbi->s_lock); return; } memset(bh->b_data, 0, sb->s_blocksize); @@ -93,7 +93,7 @@ void sysv_free_block(struct super_block * sb, sysv_zone_t nr) *sbi->s_bcache_count = cpu_to_fs16(sbi, count); fs32_add(sbi, sbi->s_free_blocks, 1); dirty_sb(sb); - unlock_super(sb); + mutex_unlock(&sbi->s_lock); } sysv_zone_t sysv_new_block(struct super_block * sb) @@ -104,7 +104,7 @@ sysv_zone_t sysv_new_block(struct super_block * sb) struct buffer_head * bh; unsigned count; - lock_super(sb); + mutex_lock(&sbi->s_lock); count = fs16_to_cpu(sbi, *sbi->s_bcache_count); if (count == 0) /* Applies only to Coherent FS */ @@ -147,11 +147,11 @@ sysv_zone_t sysv_new_block(struct super_block * sb) /* Now the free list head in the superblock is valid again. */ fs32_add(sbi, sbi->s_free_blocks, -1); dirty_sb(sb); - unlock_super(sb); + mutex_unlock(&sbi->s_lock); return nr; Enospc: - unlock_super(sb); + mutex_unlock(&sbi->s_lock); return 0; } @@ -173,7 +173,7 @@ unsigned long sysv_count_free_blocks(struct super_block * sb) if (sbi->s_type == FSTYPE_AFS) return 0; - lock_super(sb); + mutex_lock(&sbi->s_lock); sb_count = fs32_to_cpu(sbi, *sbi->s_free_blocks); if (0) @@ -211,7 +211,7 @@ unsigned long sysv_count_free_blocks(struct super_block * sb) if (count != sb_count) goto Ecount; done: - unlock_super(sb); + mutex_unlock(&sbi->s_lock); return count; Einval: diff --git a/fs/sysv/ialloc.c b/fs/sysv/ialloc.c index 8233b02ecca..f9db4eb31db 100644 --- a/fs/sysv/ialloc.c +++ b/fs/sysv/ialloc.c @@ -118,7 +118,7 @@ void sysv_free_inode(struct inode * inode) "%s\n", inode->i_sb->s_id); return; } - lock_super(sb); + mutex_lock(&sbi->s_lock); count = fs16_to_cpu(sbi, *sbi->s_sb_fic_count); if (count < sbi->s_fic_size) { *sv_sb_fic_inode(sb,count++) = cpu_to_fs16(sbi, ino); @@ -128,7 +128,7 @@ void sysv_free_inode(struct inode * inode) dirty_sb(sb); memset(raw_inode, 0, sizeof(struct sysv_inode)); mark_buffer_dirty(bh); - unlock_super(sb); + mutex_unlock(&sbi->s_lock); brelse(bh); } @@ -147,13 +147,13 @@ struct inode * sysv_new_inode(const struct inode * dir, umode_t mode) if (!inode) return ERR_PTR(-ENOMEM); - lock_super(sb); + mutex_lock(&sbi->s_lock); count = fs16_to_cpu(sbi, *sbi->s_sb_fic_count); if (count == 0 || (*sv_sb_fic_inode(sb,count-1) == 0)) { count = refill_free_cache(sb); if (count == 0) { iput(inode); - unlock_super(sb); + mutex_unlock(&sbi->s_lock); return ERR_PTR(-ENOSPC); } } @@ -174,7 +174,7 @@ struct inode * sysv_new_inode(const struct inode * dir, umode_t mode) sysv_write_inode(inode, &wbc); /* ensure inode not allocated again */ mark_inode_dirty(inode); /* cleared by sysv_write_inode() */ /* That's it. */ - unlock_super(sb); + mutex_unlock(&sbi->s_lock); return inode; } @@ -185,7 +185,7 @@ unsigned long sysv_count_free_inodes(struct super_block * sb) struct sysv_inode * raw_inode; int ino, count, sb_count; - lock_super(sb); + mutex_lock(&sbi->s_lock); sb_count = fs16_to_cpu(sbi, *sbi->s_sb_total_free_inodes); @@ -213,7 +213,7 @@ unsigned long sysv_count_free_inodes(struct super_block * sb) if (count != sb_count) goto Einval; out: - unlock_super(sb); + mutex_unlock(&sbi->s_lock); return count; Einval: diff --git a/fs/sysv/inode.c b/fs/sysv/inode.c index d33e506c1ea..c327d4ee123 100644 --- a/fs/sysv/inode.c +++ b/fs/sysv/inode.c @@ -36,7 +36,7 @@ static int sysv_sync_fs(struct super_block *sb, int wait) struct sysv_sb_info *sbi = SYSV_SB(sb); unsigned long time = get_seconds(), old_time; - lock_super(sb); + mutex_lock(&sbi->s_lock); /* * If we are going to write out the super block, @@ -51,7 +51,7 @@ static int sysv_sync_fs(struct super_block *sb, int wait) mark_buffer_dirty(sbi->s_bh2); } - unlock_super(sb); + mutex_unlock(&sbi->s_lock); return 0; } diff --git a/fs/sysv/super.c b/fs/sysv/super.c index 7491c33b646..a38e87bdd78 100644 --- a/fs/sysv/super.c +++ b/fs/sysv/super.c @@ -368,6 +368,7 @@ static int sysv_fill_super(struct super_block *sb, void *data, int silent) sbi->s_sb = sb; sbi->s_block_base = 0; + mutex_init(&sbi->s_lock); sb->s_fs_info = sbi; sb_set_blocksize(sb, BLOCK_SIZE); diff --git a/fs/sysv/sysv.h b/fs/sysv/sysv.h index 0bc35fdc58e..69d488986cc 100644 --- a/fs/sysv/sysv.h +++ b/fs/sysv/sysv.h @@ -58,6 +58,7 @@ struct sysv_sb_info { u32 s_nzones; /* same as s_sbd->s_fsize */ u16 s_namelen; /* max length of dir entry */ int s_forced_ro; + struct mutex s_lock; }; /* |