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-rw-r--r--fs/ocfs2/super.c71
1 files changed, 20 insertions, 51 deletions
diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c
index 949b3dac30f1..382706a67ffd 100644
--- a/fs/ocfs2/super.c
+++ b/fs/ocfs2/super.c
@@ -68,13 +68,6 @@
#include "buffer_head_io.h"
-/*
- * Globals
- */
-static spinlock_t ocfs2_globals_lock = SPIN_LOCK_UNLOCKED;
-
-static u32 osb_id; /* Keeps track of next available OSB Id */
-
static kmem_cache_t *ocfs2_inode_cachep = NULL;
kmem_cache_t *ocfs2_lock_cache = NULL;
@@ -100,7 +93,7 @@ static int ocfs2_initialize_mem_caches(void);
static void ocfs2_free_mem_caches(void);
static void ocfs2_delete_osb(struct ocfs2_super *osb);
-static int ocfs2_statfs(struct super_block *sb, struct kstatfs *buf);
+static int ocfs2_statfs(struct dentry *dentry, struct kstatfs *buf);
static int ocfs2_sync_fs(struct super_block *sb, int wait);
@@ -642,10 +635,9 @@ static int ocfs2_fill_super(struct super_block *sb, void *data, int silent)
ocfs2_complete_mount_recovery(osb);
- printk("ocfs2: Mounting device (%u,%u) on (node %d, slot %d) with %s "
- "data mode.\n",
- MAJOR(sb->s_dev), MINOR(sb->s_dev), osb->node_num,
- osb->slot_num,
+ printk(KERN_INFO "ocfs2: Mounting device (%s) on (node %d, slot %d) "
+ "with %s data mode.\n",
+ osb->dev_str, osb->node_num, osb->slot_num,
osb->s_mount_opt & OCFS2_MOUNT_DATA_WRITEBACK ? "writeback" :
"ordered");
@@ -672,12 +664,14 @@ read_super_error:
return status;
}
-static struct super_block *ocfs2_get_sb(struct file_system_type *fs_type,
- int flags,
- const char *dev_name,
- void *data)
+static int ocfs2_get_sb(struct file_system_type *fs_type,
+ int flags,
+ const char *dev_name,
+ void *data,
+ struct vfsmount *mnt)
{
- return get_sb_bdev(fs_type, flags, dev_name, data, ocfs2_fill_super);
+ return get_sb_bdev(fs_type, flags, dev_name, data, ocfs2_fill_super,
+ mnt);
}
static struct file_system_type ocfs2_fs_type = {
@@ -798,10 +792,6 @@ static int __init ocfs2_init(void)
goto leave;
}
- spin_lock(&ocfs2_globals_lock);
- osb_id = 0;
- spin_unlock(&ocfs2_globals_lock);
-
ocfs2_debugfs_root = debugfs_create_dir("ocfs2", NULL);
if (!ocfs2_debugfs_root) {
status = -EFAULT;
@@ -855,7 +845,7 @@ static void ocfs2_put_super(struct super_block *sb)
mlog_exit_void();
}
-static int ocfs2_statfs(struct super_block *sb, struct kstatfs *buf)
+static int ocfs2_statfs(struct dentry *dentry, struct kstatfs *buf)
{
struct ocfs2_super *osb;
u32 numbits, freebits;
@@ -864,9 +854,9 @@ static int ocfs2_statfs(struct super_block *sb, struct kstatfs *buf)
struct buffer_head *bh = NULL;
struct inode *inode = NULL;
- mlog_entry("(%p, %p)\n", sb, buf);
+ mlog_entry("(%p, %p)\n", dentry->d_sb, buf);
- osb = OCFS2_SB(sb);
+ osb = OCFS2_SB(dentry->d_sb);
inode = ocfs2_get_system_file_inode(osb,
GLOBAL_BITMAP_SYSTEM_INODE,
@@ -889,7 +879,7 @@ static int ocfs2_statfs(struct super_block *sb, struct kstatfs *buf)
freebits = numbits - le32_to_cpu(bm_lock->id1.bitmap1.i_used);
buf->f_type = OCFS2_SUPER_MAGIC;
- buf->f_bsize = sb->s_blocksize;
+ buf->f_bsize = dentry->d_sb->s_blocksize;
buf->f_namelen = OCFS2_MAX_FILENAME_LEN;
buf->f_blocks = ((sector_t) numbits) *
(osb->s_clustersize >> osb->sb->s_blocksize_bits);
@@ -1018,7 +1008,7 @@ static int ocfs2_fill_local_node_info(struct ocfs2_super *osb)
goto bail;
}
- mlog(ML_NOTICE, "I am node %d\n", osb->node_num);
+ mlog(0, "I am node %d\n", osb->node_num);
status = 0;
bail:
@@ -1189,8 +1179,8 @@ static void ocfs2_dismount_volume(struct super_block *sb, int mnt_err)
atomic_set(&osb->vol_state, VOLUME_DISMOUNTED);
- printk("ocfs2: Unmounting device (%u,%u) on (node %d)\n",
- MAJOR(osb->sb->s_dev), MINOR(osb->sb->s_dev), osb->node_num);
+ printk(KERN_INFO "ocfs2: Unmounting device (%s) on (node %d)\n",
+ osb->dev_str, osb->node_num);
ocfs2_delete_osb(osb);
kfree(osb);
@@ -1210,8 +1200,6 @@ static int ocfs2_setup_osb_uuid(struct ocfs2_super *osb, const unsigned char *uu
if (osb->uuid_str == NULL)
return -ENOMEM;
- memcpy(osb->uuid, uuid, OCFS2_VOL_UUID_LEN);
-
for (i = 0, ptr = osb->uuid_str; i < OCFS2_VOL_UUID_LEN; i++) {
/* print with null */
ret = snprintf(ptr, 3, "%02X", uuid[i]);
@@ -1309,13 +1297,6 @@ static int ocfs2_initialize_super(struct super_block *sb,
goto bail;
}
- osb->uuid = kmalloc(OCFS2_VOL_UUID_LEN, GFP_KERNEL);
- if (!osb->uuid) {
- mlog(ML_ERROR, "unable to alloc uuid\n");
- status = -ENOMEM;
- goto bail;
- }
-
di = (struct ocfs2_dinode *)bh->b_data;
osb->max_slots = le16_to_cpu(di->id2.i_super.s_max_slots);
@@ -1325,7 +1306,7 @@ static int ocfs2_initialize_super(struct super_block *sb,
status = -EINVAL;
goto bail;
}
- mlog(ML_NOTICE, "max_slots for this device: %u\n", osb->max_slots);
+ mlog(0, "max_slots for this device: %u\n", osb->max_slots);
init_waitqueue_head(&osb->osb_wipe_event);
osb->osb_orphan_wipes = kcalloc(osb->max_slots,
@@ -1416,7 +1397,7 @@ static int ocfs2_initialize_super(struct super_block *sb,
goto bail;
}
- memcpy(&uuid_net_key, &osb->uuid[i], sizeof(osb->net_key));
+ memcpy(&uuid_net_key, di->id2.i_super.s_uuid, sizeof(uuid_net_key));
osb->net_key = le32_to_cpu(uuid_net_key);
strncpy(osb->vol_label, di->id2.i_super.s_label, 63);
@@ -1482,18 +1463,6 @@ static int ocfs2_initialize_super(struct super_block *sb,
goto bail;
}
- /* Link this osb onto the global linked list of all osb structures. */
- /* The Global Link List is mainted for the whole driver . */
- spin_lock(&ocfs2_globals_lock);
- osb->osb_id = osb_id;
- if (osb_id < OCFS2_MAX_OSB_ID)
- osb_id++;
- else {
- mlog(ML_ERROR, "Too many volumes mounted\n");
- status = -ENOMEM;
- }
- spin_unlock(&ocfs2_globals_lock);
-
bail:
mlog_exit(status);
return status;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.