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xfs: Replace macro XFS_DQUOT_TREE with a function

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In preparation for combined pquota/gquota support, for the sake
of readability, change the macro to an inline function.

Signed-off-by: Chandra Seetharaman <sekharan@us.ibm.com>
Reviewed-by: Ben Myers <bpm@sgi.com>
Signed-off-by: Ben Myers <bpm@sgi.com>
This commit is contained in:
Chandra Seetharaman 2013-06-27 17:25:05 -05:00 committed by Ben Myers
parent 9cad19d2cb
commit 329e087528
3 changed files with 20 additions and 10 deletions
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2
fs/xfs/xfs_dquot.c
View file

@ -804,7 +804,7 @@ xfs_qm_dqget(
xfs_dquot_t **O_dqpp) /* OUT : locked incore dquot */
{
struct xfs_quotainfo *qi = mp->m_quotainfo;
struct radix_tree_root *tree = XFS_DQUOT_TREE(qi, type);
struct radix_tree_root *tree = xfs_dquot_tree(qi, type);
struct xfs_dquot *dqp;
int error;

6
fs/xfs/xfs_qm.c
View file

@ -70,7 +70,7 @@ xfs_qm_dquot_walk(
void *data)
{
struct xfs_quotainfo *qi = mp->m_quotainfo;
struct radix_tree_root *tree = XFS_DQUOT_TREE(qi, type);
struct radix_tree_root *tree = xfs_dquot_tree(qi, type);
uint32_t next_index;
int last_error = 0;
int skipped;
@ -189,7 +189,7 @@ xfs_qm_dqpurge(
xfs_dqfunlock(dqp);
xfs_dqunlock(dqp);
radix_tree_delete(XFS_DQUOT_TREE(qi, dqp->q_core.d_flags),
radix_tree_delete(xfs_dquot_tree(qi, dqp->q_core.d_flags),
be32_to_cpu(dqp->q_core.d_id));
qi->qi_dquots--;
@ -1471,7 +1471,7 @@ xfs_qm_dqfree_one(
struct xfs_quotainfo *qi = mp->m_quotainfo;
mutex_lock(&qi->qi_tree_lock);
radix_tree_delete(XFS_DQUOT_TREE(qi, dqp->q_core.d_flags),
radix_tree_delete(xfs_dquot_tree(qi, dqp->q_core.d_flags),
be32_to_cpu(dqp->q_core.d_id));
qi->qi_dquots--;

22
fs/xfs/xfs_qm.h
View file

@ -69,12 +69,22 @@ typedef struct xfs_quotainfo {
struct shrinker qi_shrinker;
} xfs_quotainfo_t;
#define XFS_DQUOT_TREE(qi, type) \
((type & XFS_DQ_USER) ? \
&((qi)->qi_uquota_tree) : \
&((qi)->qi_gquota_tree))
static inline struct radix_tree_root *
xfs_dquot_tree(
struct xfs_quotainfo *qi,
int type)
{
switch (type) {
case XFS_DQ_USER:
return &qi->qi_uquota_tree;
case XFS_DQ_GROUP:
case XFS_DQ_PROJ:
return &qi->qi_gquota_tree;
default:
ASSERT(0);
}
return NULL;
}
extern int xfs_qm_calc_dquots_per_chunk(struct xfs_mount *mp,
unsigned int nbblks);
extern void xfs_trans_mod_dquot(xfs_trans_t *, xfs_dquot_t *, uint, long);