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| author | Jan Kara <jack@suse.cz> | 2017-08-07 17:17:10 +0200 |
|---|---|---|
| committer | Jan Kara <jack@suse.cz> | 2017-08-17 22:01:14 +0200 |
| commit | a478e522e3145eef7ff032b32805c659e956b5f4 (patch) | |
| tree | d1ef37eec74f65fafff2cf7788b0edb162ca1650 /fs/quota | |
| parent | 0ed60de34a975804a256fb3fe233b1466c603be6 (diff) | |
| download | linux-stable-a478e522e3145eef7ff032b32805c659e956b5f4.tar.gz linux-stable-a478e522e3145eef7ff032b32805c659e956b5f4.tar.bz2 linux-stable-a478e522e3145eef7ff032b32805c659e956b5f4.zip | |
quota: Inline inode_{incr,decr}_space() into callsites
inode_incr_space() and inode_decr_space() have only two callsites.
Inline them there as that will make locking changes simpler.
Signed-off-by: Jan Kara <jack@suse.cz>
Diffstat (limited to 'fs/quota')
| -rw-r--r-- | fs/quota/dquot.c | 55 |
1 files changed, 28 insertions, 27 deletions
diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c index d881d5a073b9..6c0cc7870e8f 100644 --- a/fs/quota/dquot.c +++ b/fs/quota/dquot.c @@ -1595,29 +1595,6 @@ static qsize_t inode_get_rsv_space(struct inode *inode) return ret; } -static void inode_incr_space(struct inode *inode, qsize_t number, - int reserve) -{ - if (reserve) { - spin_lock(&inode->i_lock); - *inode_reserved_space(inode) += number; - spin_unlock(&inode->i_lock); - } else { - inode_add_bytes(inode, number); - } -} - -static void inode_decr_space(struct inode *inode, qsize_t number, int reserve) -{ - if (reserve) { - spin_lock(&inode->i_lock); - *inode_reserved_space(inode) -= number; - spin_unlock(&inode->i_lock); - } else { - inode_sub_bytes(inode, number); - } -} - /* * This functions updates i_blocks+i_bytes fields and quota information * (together with appropriate checks). @@ -1639,7 +1616,13 @@ int __dquot_alloc_space(struct inode *inode, qsize_t number, int flags) struct dquot **dquots; if (!dquot_active(inode)) { - inode_incr_space(inode, number, reserve); + if (reserve) { + spin_lock(&inode->i_lock); + *inode_reserved_space(inode) += number; + spin_unlock(&inode->i_lock); + } else { + inode_add_bytes(inode, number); + } goto out; } @@ -1667,7 +1650,13 @@ int __dquot_alloc_space(struct inode *inode, qsize_t number, int flags) else dquot_incr_space(dquots[cnt], number); } - inode_incr_space(inode, number, reserve); + if (reserve) { + spin_lock(&inode->i_lock); + *inode_reserved_space(inode) += number; + spin_unlock(&inode->i_lock); + } else { + inode_add_bytes(inode, number); + } spin_unlock(&dq_data_lock); if (reserve) @@ -1805,7 +1794,13 @@ void __dquot_free_space(struct inode *inode, qsize_t number, int flags) int reserve = flags & DQUOT_SPACE_RESERVE, index; if (!dquot_active(inode)) { - inode_decr_space(inode, number, reserve); + if (reserve) { + spin_lock(&inode->i_lock); + *inode_reserved_space(inode) -= number; + spin_unlock(&inode->i_lock); + } else { + inode_sub_bytes(inode, number); + } return; } @@ -1826,7 +1821,13 @@ void __dquot_free_space(struct inode *inode, qsize_t number, int flags) else dquot_decr_space(dquots[cnt], number); } - inode_decr_space(inode, number, reserve); + if (reserve) { + spin_lock(&inode->i_lock); + *inode_reserved_space(inode) -= number; + spin_unlock(&inode->i_lock); + } else { + inode_sub_bytes(inode, number); + } spin_unlock(&dq_data_lock); if (reserve) |