diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-05-27 10:26:37 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-05-27 10:26:37 -0700 |
commit | e4ce30f3779c2ddaa7dfaa4042209e5dbacbada5 (patch) | |
tree | cc64c1dcd16b5dbf71ebc8338b339e6fb04abaee /include/linux/quotaops.h | |
parent | b899ebeb05da4287ce845976727e3e83dadd25d5 (diff) | |
parent | 14ece1028b3ed53ffec1b1213ffc6acaf79ad77c (diff) |
Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4
* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4: (40 commits)
ext4: Make fsync sync new parent directories in no-journal mode
ext4: Drop whitespace at end of lines
ext4: Fix compat EXT4_IOC_ADD_GROUP
ext4: Conditionally define compat ioctl numbers
tracing: Convert more ext4 events to DEFINE_EVENT
ext4: Add new tracepoints to track mballoc's buddy bitmap loads
ext4: Add a missing trace hook
ext4: restart ext4_ext_remove_space() after transaction restart
ext4: Clear the EXT4_EOFBLOCKS_FL flag only when warranted
ext4: Avoid crashing on NULL ptr dereference on a filesystem error
ext4: Use bitops to read/modify i_flags in struct ext4_inode_info
ext4: Convert calls of ext4_error() to EXT4_ERROR_INODE()
ext4: Convert callers of ext4_get_blocks() to use ext4_map_blocks()
ext4: Add new abstraction ext4_map_blocks() underneath ext4_get_blocks()
ext4: Use our own write_cache_pages()
ext4: Show journal_checksum option
ext4: Fix for ext4_mb_collect_stats()
ext4: check for a good block group before loading buddy pages
ext4: Prevent creation of files larger than RLIMIT_FSIZE using fallocate
ext4: Remove extraneous newlines in ext4_msg() calls
...
Fixed up trivial conflict in fs/ext4/fsync.c
Diffstat (limited to 'include/linux/quotaops.h')
-rw-r--r-- | include/linux/quotaops.h | 37 |
1 files changed, 26 insertions, 11 deletions
diff --git a/include/linux/quotaops.h b/include/linux/quotaops.h index 370abb1e99cb..e38ae53f3529 100644 --- a/include/linux/quotaops.h +++ b/include/linux/quotaops.h @@ -9,6 +9,10 @@ #include <linux/fs.h> +#define DQUOT_SPACE_WARN 0x1 +#define DQUOT_SPACE_RESERVE 0x2 +#define DQUOT_SPACE_NOFAIL 0x4 + static inline struct quota_info *sb_dqopt(struct super_block *sb) { return &sb->s_dquot; @@ -41,9 +45,8 @@ int dquot_scan_active(struct super_block *sb, struct dquot *dquot_alloc(struct super_block *sb, int type); void dquot_destroy(struct dquot *dquot); -int __dquot_alloc_space(struct inode *inode, qsize_t number, - int warn, int reserve); -void __dquot_free_space(struct inode *inode, qsize_t number, int reserve); +int __dquot_alloc_space(struct inode *inode, qsize_t number, int flags); +void __dquot_free_space(struct inode *inode, qsize_t number, int flags); int dquot_alloc_inode(const struct inode *inode); @@ -242,17 +245,17 @@ static inline int dquot_transfer(struct inode *inode, struct iattr *iattr) } static inline int __dquot_alloc_space(struct inode *inode, qsize_t number, - int warn, int reserve) + int flags) { - if (!reserve) + if (!(flags & DQUOT_SPACE_RESERVE)) inode_add_bytes(inode, number); return 0; } static inline void __dquot_free_space(struct inode *inode, qsize_t number, - int reserve) + int flags) { - if (!reserve) + if (!(flags & DQUOT_SPACE_RESERVE)) inode_sub_bytes(inode, number); } @@ -268,7 +271,13 @@ static inline int dquot_claim_space_nodirty(struct inode *inode, qsize_t number) static inline int dquot_alloc_space_nodirty(struct inode *inode, qsize_t nr) { - return __dquot_alloc_space(inode, nr, 1, 0); + return __dquot_alloc_space(inode, nr, DQUOT_SPACE_WARN); +} + +static inline void dquot_alloc_space_nofail(struct inode *inode, qsize_t nr) +{ + __dquot_alloc_space(inode, nr, DQUOT_SPACE_WARN|DQUOT_SPACE_NOFAIL); + mark_inode_dirty(inode); } static inline int dquot_alloc_space(struct inode *inode, qsize_t nr) @@ -286,6 +295,11 @@ static inline int dquot_alloc_block_nodirty(struct inode *inode, qsize_t nr) return dquot_alloc_space_nodirty(inode, nr << inode->i_blkbits); } +static inline void dquot_alloc_block_nofail(struct inode *inode, qsize_t nr) +{ + dquot_alloc_space_nofail(inode, nr << inode->i_blkbits); +} + static inline int dquot_alloc_block(struct inode *inode, qsize_t nr) { return dquot_alloc_space(inode, nr << inode->i_blkbits); @@ -293,7 +307,7 @@ static inline int dquot_alloc_block(struct inode *inode, qsize_t nr) static inline int dquot_prealloc_block_nodirty(struct inode *inode, qsize_t nr) { - return __dquot_alloc_space(inode, nr << inode->i_blkbits, 0, 0); + return __dquot_alloc_space(inode, nr << inode->i_blkbits, 0); } static inline int dquot_prealloc_block(struct inode *inode, qsize_t nr) @@ -308,7 +322,8 @@ static inline int dquot_prealloc_block(struct inode *inode, qsize_t nr) static inline int dquot_reserve_block(struct inode *inode, qsize_t nr) { - return __dquot_alloc_space(inode, nr << inode->i_blkbits, 1, 1); + return __dquot_alloc_space(inode, nr << inode->i_blkbits, + DQUOT_SPACE_WARN|DQUOT_SPACE_RESERVE); } static inline int dquot_claim_block(struct inode *inode, qsize_t nr) @@ -345,7 +360,7 @@ static inline void dquot_free_block(struct inode *inode, qsize_t nr) static inline void dquot_release_reservation_block(struct inode *inode, qsize_t nr) { - __dquot_free_space(inode, nr << inode->i_blkbits, 1); + __dquot_free_space(inode, nr << inode->i_blkbits, DQUOT_SPACE_RESERVE); } #endif /* _LINUX_QUOTAOPS_ */ |