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Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs-2.6

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* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jack/linux-fs-2.6:
  quota: Improve checking of quota file header
  jbd: jbd-debug and jbd2-debug should be writable
  ext4: fix sleep inside spinlock issue with quota and dealloc (#14739)
  ext4: Fix potential quota deadlock
  quota: Fix 64-bit limits setting on 32-bit archs
  ext3: Replace lock/unlock_super() with an explicit lock for resizing
  ext3: Replace lock/unlock_super() with an explicit lock for the orphan list
  ext3: ext3_mark_recovery_complete() doesn't need to use lock_super
  ext3: Remove outdated comment about lock_super()
  quota: Move duplicated code to separate functions
  ext4: Convert to generic reserved quota's space management.
  quota: decouple fs reserved space from quota reservation
  Add unlocked version of inode_add_bytes() function
  ext3: quota macros cleanup [V2]
This commit is contained in:
Linus Torvalds 2009-12-23 09:12:20 -08:00
commit 94e5165aa7
17 changed files with 253 additions and 217 deletions
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2
include/linux/ext3_fs_sb.h
View file

@ -72,6 +72,8 @@ struct ext3_sb_info {
struct inode * s_journal_inode;
struct journal_s * s_journal;
struct list_head s_orphan;
struct mutex s_orphan_lock;
struct mutex s_resize_lock;
unsigned long s_commit_interval;
struct block_device *journal_bdev;
#ifdef CONFIG_JBD_DEBUG

7
include/linux/ext3_jbd.h
View file

@ -44,13 +44,13 @@
#define EXT3_DATA_TRANS_BLOCKS(sb) (EXT3_SINGLEDATA_TRANS_BLOCKS + \
EXT3_XATTR_TRANS_BLOCKS - 2 + \
2*EXT3_QUOTA_TRANS_BLOCKS(sb))
EXT3_MAXQUOTAS_TRANS_BLOCKS(sb))
/* Delete operations potentially hit one directory's namespace plus an
* entire inode, plus arbitrary amounts of bitmap/indirection data. Be
* generous. We can grow the delete transaction later if necessary. */
#define EXT3_DELETE_TRANS_BLOCKS(sb) (2 * EXT3_DATA_TRANS_BLOCKS(sb) + 64)
#define EXT3_DELETE_TRANS_BLOCKS(sb) (EXT3_MAXQUOTAS_TRANS_BLOCKS(sb) + 64)
/* Define an arbitrary limit for the amount of data we will anticipate
* writing to any given transaction. For unbounded transactions such as
@ -86,6 +86,9 @@
#define EXT3_QUOTA_INIT_BLOCKS(sb) 0
#define EXT3_QUOTA_DEL_BLOCKS(sb) 0
#endif
#define EXT3_MAXQUOTAS_TRANS_BLOCKS(sb) (MAXQUOTAS*EXT3_QUOTA_TRANS_BLOCKS(sb))
#define EXT3_MAXQUOTAS_INIT_BLOCKS(sb) (MAXQUOTAS*EXT3_QUOTA_INIT_BLOCKS(sb))
#define EXT3_MAXQUOTAS_DEL_BLOCKS(sb) (MAXQUOTAS*EXT3_QUOTA_DEL_BLOCKS(sb))
int
ext3_mark_iloc_dirty(handle_t *handle,

1
include/linux/fs.h
View file

@ -2297,6 +2297,7 @@ extern const struct inode_operations page_symlink_inode_operations;
extern int generic_readlink(struct dentry *, char __user *, int);
extern void generic_fillattr(struct inode *, struct kstat *);
extern int vfs_getattr(struct vfsmount *, struct dentry *, struct kstat *);
void __inode_add_bytes(struct inode *inode, loff_t bytes);
void inode_add_bytes(struct inode *inode, loff_t bytes);
void inode_sub_bytes(struct inode *inode, loff_t bytes);
loff_t inode_get_bytes(struct inode *inode);

5
include/linux/quota.h
View file

@ -315,8 +315,9 @@ struct dquot_operations {
int (*claim_space) (struct inode *, qsize_t);
/* release rsved quota for delayed alloc */
void (*release_rsv) (struct inode *, qsize_t);
/* get reserved quota for delayed alloc */
qsize_t (*get_reserved_space) (struct inode *);
/* get reserved quota for delayed alloc, value returned is managed by
* quota code only */
qsize_t *(*get_reserved_space) (struct inode *);
};
/* Operations handling requests from userspace */