+extern void ext3_mb_release_blocks(struct super_block *, int);
+extern void ext3_mb_release_blocks(struct super_block *, int);
+extern void ext3_mb_discard_inode_preallocations(struct inode *);
-+extern int __init init_ext3_proc(void);
-+extern void exit_ext3_proc(void);
++extern int __init init_ext3_mb_proc(void);
++extern void exit_ext3_mb_proc(void);
+extern void ext3_mb_free_blocks(handle_t *, struct inode *, unsigned long, unsigned long, int, int *);
+
/* inode.c */
extern int ext3_block_truncate_page(handle_t *, struct page *,
+@@ -804,6 +850,10 @@ extern int ext3_group_extend(struct supe
+ unsigned long n_blocks_count);
+
+ /* super.c */
++extern struct proc_dir_entry *proc_root_ext3;
++extern int __init init_ext3_proc(void);
++extern void exit_ext3_proc(void);
++
+ extern void ext3_error (struct super_block *, const char *, const char *, ...)
+ __attribute__ ((format (printf, 3, 4)));
+ extern void __ext3_std_error (struct super_block *, const char *, int);
Index: linux-2.6.9-full/include/linux/ext3_fs_sb.h
===================================================================
--- linux-2.6.9-full.orig/include/linux/ext3_fs_sb.h 2007-06-08 23:44:07.000000000 +0400
+ int s_mb_history_cur;
+ int s_mb_history_max;
+ int s_mb_history_num;
-+ struct proc_dir_entry *s_mb_proc;
++ struct proc_dir_entry *s_dev_proc;
+ spinlock_t s_mb_history_lock;
+ int s_mb_history_filter;
+
ext3_ext_release(sb);
ext3_xattr_put_super(sb);
journal_destroy(sbi->s_journal);
-@@ -463,6 +464,8 @@ static struct inode *ext3_alloc_inode(st
+@@ -438,6 +439,8 @@ void ext3_put_super (struct super_block
+ invalidate_bdev(sbi->journal_bdev, 0);
+ ext3_blkdev_remove(sbi);
+ }
++ remove_proc_entry(sb->s_id, proc_root_ext3);
++ sbi->s_dev_proc = NULL;
+ sb->s_fs_info = NULL;
+ kfree(sbi);
+ return;
+@@ -463,6 +466,8 @@ static struct inode *ext3_alloc_inode(st
ei->vfs_inode.i_version = 1;
-
+
memset(&ei->i_cached_extent, 0, sizeof(ei->i_cached_extent));
+ INIT_LIST_HEAD(&ei->i_prealloc_list);
+ spin_lock_init(&ei->i_prealloc_lock);
return &ei->vfs_inode;
}
-@@ -2576,7 +2579,13 @@ static struct file_system_type ext3_fs_t
+@@ -1353,6 +1358,13 @@ static int ext3_fill_super (struct super
+ sbi->s_mount_opt = 0;
+ sbi->s_resuid = EXT3_DEF_RESUID;
+ sbi->s_resgid = EXT3_DEF_RESGID;
++ sbi->s_dev_proc = proc_mkdir(sb->s_id, proc_root_ext3);
++ if (sbi->s_dev_proc == NULL) {
++ printk(KERN_ERR "EXT3-fs: Unable to create %s\n", sb->s_id);
++ sb->s_fs_info = NULL;
++ kfree(sbi);
++ return -ENOMEM;
++ }
+
+ blocksize = sb_min_blocksize(sb, EXT3_MIN_BLOCK_SIZE);
+ if (!blocksize) {
+@@ -1729,6 +1741,8 @@ failed_mount:
+ ext3_blkdev_remove(sbi);
+ brelse(bh);
+ out_fail:
++ remove_proc_entry(sb->s_id, proc_root_ext3);
++ sbi->s_dev_proc = NULL;
+ sb->s_fs_info = NULL;
+ kfree(sbi);
+ return -EINVAL;
+@@ -2593,9 +2607,47 @@ static struct file_system_type ext3_fs_t
+ .fs_flags = FS_REQUIRES_DEV,
+ };
++#define EXT3_ROOT "ext3"
++struct proc_dir_entry *proc_root_ext3;
++
++int __init init_ext3_proc(void)
++{
++ struct proc_dir_entry *proc;
++ int ret;
++
++ if ((ret = init_ext3_mb_proc()))
++ goto out;
++
++ proc_root_ext3 = proc_mkdir(EXT3_ROOT, proc_root_fs);
++ if (proc_root_ext3 == NULL) {
++ printk(KERN_ERR "EXT3-fs: Unable to create %s\n", EXT3_ROOT);
++ ret = -ENOMEM;
++ goto out_mb_proc;
++ }
++
++ return 0;
++
++out_mb_proc:
++ exit_ext3_mb_proc();
++out:
++ return ret;
++}
++
++void exit_ext3_proc(void)
++{
++ exit_ext3_mb_proc();
++ remove_proc_entry(EXT3_ROOT, proc_root_fs);
++}
++
static int __init init_ext3_fs(void)
{
- int err = init_ext3_xattr();
if (err)
return err;
err = init_inodecache();
-@@ -2598,6 +2607,7 @@ static void __exit exit_ext3_fs(void)
+@@ -2617,6 +2669,7 @@ static void __exit exit_ext3_fs(void)
unregister_filesystem(&ext3_fs_type);
destroy_inodecache();
exit_ext3_xattr();
+ exit_ext3_proc();
}
- int ext3_prep_san_write(struct inode *inode, long *blocks,
+ int ext3_map_inode_page(struct inode *inode, struct page *page,
Index: linux-2.6.9-full/fs/ext3/mballoc.c
===================================================================
--- linux-2.6.9-full.orig/fs/ext3/mballoc.c 2007-10-17 21:59:51.072534980 +0400
+++ linux-2.6.9-full/fs/ext3/mballoc.c 2007-10-17 23:09:22.000000000 +0400
-@@ -0,0 +1,4398 @@
+@@ -0,0 +1,4380 @@
+/*
+ * Copyright (c) 2003-2006, Cluster File Systems, Inc, info@clusterfs.com
+ * Written by Alex Tomas <alex@clusterfs.com>
+
+#define in_range(b, first, len) ((b) >= (first) && (b) <= (first) + (len) - 1)
+
-+static struct proc_dir_entry *proc_root_ext3;
-+
+int ext3_create (struct inode *, struct dentry *, int, struct nameidata *);
+struct buffer_head * read_block_bitmap(struct super_block *, unsigned int);
+unsigned long ext3_new_blocks_old(handle_t *handle, struct inode *inode,
+{
+ struct ext3_sb_info *sbi = EXT3_SB(sb);
+
-+ remove_proc_entry("mb_groups", sbi->s_mb_proc);
-+ remove_proc_entry("mb_history", sbi->s_mb_proc);
++ remove_proc_entry("mb_groups", sbi->s_dev_proc);
++ remove_proc_entry("mb_history", sbi->s_dev_proc);
+
+ if (sbi->s_mb_history)
+ kfree(sbi->s_mb_history);
+ struct ext3_sb_info *sbi = EXT3_SB(sb);
+ int i;
+
-+ if (sbi->s_mb_proc != NULL) {
++ if (sbi->s_dev_proc != NULL) {
+ struct proc_dir_entry *p;
-+ p = create_proc_entry("mb_history", S_IRUGO, sbi->s_mb_proc);
++ p = create_proc_entry("mb_history", S_IRUGO, sbi->s_dev_proc);
+ if (p) {
+ p->proc_fops = &ext3_mb_seq_history_fops;
+ p->data = sb;
+ }
-+ p = create_proc_entry("mb_groups", S_IRUGO, sbi->s_mb_proc);
++ p = create_proc_entry("mb_groups", S_IRUGO, sbi->s_dev_proc);
+ if (p) {
+ p->proc_fops = &ext3_mb_seq_groups_fops;
+ p->data = sb;
+ mb_debug("freed %u blocks in %u structures\n", count, count2);
+}
+
-+#define EXT3_ROOT "ext3"
+#define EXT3_MB_STATS_NAME "stats"
+#define EXT3_MB_MAX_TO_SCAN_NAME "max_to_scan"
+#define EXT3_MB_MIN_TO_SCAN_NAME "min_to_scan"
+
+int ext3_mb_init_per_dev_proc(struct super_block *sb)
+{
-+ mode_t mode = S_IFREG | S_IRUGO | S_IWUSR;
+ struct ext3_sb_info *sbi = EXT3_SB(sb);
++ mode_t mode = S_IFREG | S_IRUGO | S_IWUSR;
+ struct proc_dir_entry *proc;
-+ char devname[64], *name;
-+
-+ snprintf(devname, sizeof(devname) - 1, "%s",
-+ bdevname(sb->s_bdev, devname));
-+ sbi->s_mb_proc = proc_mkdir(devname, proc_root_ext3);
++ char *name;
+
+ name = EXT3_MB_STATS_NAME;
-+ proc = create_proc_entry(name, mode, sbi->s_mb_proc);
++ proc = create_proc_entry(name, mode, sbi->s_dev_proc);
+ if (proc == NULL)
+ goto err_out;
+ proc->data = sbi;
+ proc->write_proc = ext3_mb_stats_write;
+
+ name = EXT3_MB_MAX_TO_SCAN_NAME;
-+ proc = create_proc_entry(name, mode, sbi->s_mb_proc);
++ proc = create_proc_entry(name, mode, sbi->s_dev_proc);
+ if (proc == NULL)
+ goto err_out;
+ proc->data = sbi;
+ proc->write_proc = ext3_mb_max_to_scan_write;
+
+ name = EXT3_MB_MIN_TO_SCAN_NAME;
-+ proc = create_proc_entry(name, mode, sbi->s_mb_proc);
++ proc = create_proc_entry(name, mode, sbi->s_dev_proc);
+ if (proc == NULL)
+ goto err_out;
+ proc->data = sbi;
+ proc->write_proc = ext3_mb_min_to_scan_write;
+
+ name = EXT3_MB_ORDER2_REQ;
-+ proc = create_proc_entry(name, mode, sbi->s_mb_proc);
++ proc = create_proc_entry(name, mode, sbi->s_dev_proc);
+ if (proc == NULL)
+ goto err_out;
+ proc->data = sbi;
+ proc->write_proc = ext3_mb_order2_req_write;
+
+ name = EXT3_MB_STREAM_REQ;
-+ proc = create_proc_entry(name, mode, sbi->s_mb_proc);
++ proc = create_proc_entry(name, mode, sbi->s_dev_proc);
+ if (proc == NULL)
+ goto err_out;
+ proc->data = sbi;
+
+err_out:
+ printk(KERN_ERR "EXT3-fs: Unable to create %s\n", name);
-+ remove_proc_entry(EXT3_MB_STREAM_REQ, sbi->s_mb_proc);
-+ remove_proc_entry(EXT3_MB_ORDER2_REQ, sbi->s_mb_proc);
-+ remove_proc_entry(EXT3_MB_MIN_TO_SCAN_NAME, sbi->s_mb_proc);
-+ remove_proc_entry(EXT3_MB_MAX_TO_SCAN_NAME, sbi->s_mb_proc);
-+ remove_proc_entry(EXT3_MB_STATS_NAME, sbi->s_mb_proc);
-+ remove_proc_entry(devname, proc_root_ext3);
-+ sbi->s_mb_proc = NULL;
++ remove_proc_entry(EXT3_MB_STREAM_REQ, sbi->s_dev_proc);
++ remove_proc_entry(EXT3_MB_ORDER2_REQ, sbi->s_dev_proc);
++ remove_proc_entry(EXT3_MB_MIN_TO_SCAN_NAME, sbi->s_dev_proc);
++ remove_proc_entry(EXT3_MB_MAX_TO_SCAN_NAME, sbi->s_dev_proc);
++ remove_proc_entry(EXT3_MB_STATS_NAME, sbi->s_dev_proc);
+
+ return -ENOMEM;
+}
+int ext3_mb_destroy_per_dev_proc(struct super_block *sb)
+{
+ struct ext3_sb_info *sbi = EXT3_SB(sb);
-+ char devname[64];
+
-+ if (sbi->s_mb_proc == NULL)
++ if (sbi->s_dev_proc == NULL)
+ return -EINVAL;
+
-+ snprintf(devname, sizeof(devname) - 1, "%s",
-+ bdevname(sb->s_bdev, devname));
-+ remove_proc_entry(EXT3_MB_STREAM_REQ, sbi->s_mb_proc);
-+ remove_proc_entry(EXT3_MB_ORDER2_REQ, sbi->s_mb_proc);
-+ remove_proc_entry(EXT3_MB_MIN_TO_SCAN_NAME, sbi->s_mb_proc);
-+ remove_proc_entry(EXT3_MB_MAX_TO_SCAN_NAME, sbi->s_mb_proc);
-+ remove_proc_entry(EXT3_MB_STATS_NAME, sbi->s_mb_proc);
-+ remove_proc_entry(devname, proc_root_ext3);
++ remove_proc_entry(EXT3_MB_STREAM_REQ, sbi->s_dev_proc);
++ remove_proc_entry(EXT3_MB_ORDER2_REQ, sbi->s_dev_proc);
++ remove_proc_entry(EXT3_MB_MIN_TO_SCAN_NAME, sbi->s_dev_proc);
++ remove_proc_entry(EXT3_MB_MAX_TO_SCAN_NAME, sbi->s_dev_proc);
++ remove_proc_entry(EXT3_MB_STATS_NAME, sbi->s_dev_proc);
+
+ return 0;
+}
+
-+int __init init_ext3_proc(void)
++int __init init_ext3_mb_proc(void)
+{
+ ext3_pspace_cachep =
+ kmem_cache_create("ext3_prealloc_space",
+ if (ext3_pspace_cachep == NULL)
+ return -ENOMEM;
+
-+ proc_root_ext3 = proc_mkdir(EXT3_ROOT, proc_root_fs);
-+ if (proc_root_ext3 == NULL)
-+ printk(KERN_ERR "EXT3-fs: Unable to create %s\n", EXT3_ROOT);
-+
+ return 0;
+}
+
-+void exit_ext3_proc(void)
++void exit_ext3_mb_proc(void)
+{
+ /* XXX: synchronize_rcu(); */
+ kmem_cache_destroy(ext3_pspace_cachep);
-+ remove_proc_entry(EXT3_ROOT, proc_root_fs);
+}
+
+
git://git.whamcloud.com / fs / lustre-release.git / blobdiff