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Commit 03b06343 authored by Jan Kara's avatar Jan Kara Committed by Linus Torvalds
Browse files

quota: convert macros to inline functions 



Signed-off-by: default avatarJan Kara <jack@suse.cz>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 74abb989

include/linux/quota.h

+4 −1
Original line number Diff line number Diff line
@@ -223,7 +223,10 @@ struct super_block; 
#define DQF_INFO_DIRTY (1 << DQF_INFO_DIRTY_B)	/* Is info dirty? */



extern void mark_info_dirty(struct super_block *sb, int type);

#define info_dirty(info) test_bit(DQF_INFO_DIRTY_B, &(info)->dqi_flags)

static inline int info_dirty(struct mem_dqinfo *info)

{

	return test_bit(DQF_INFO_DIRTY_B, &info->dqi_flags);

}



struct dqstats {

	int lookups;

include/linux/quotaops.h

+49 −16
Original line number Diff line number Diff line
@@ -11,10 +11,12 @@ 
#define _LINUX_QUOTAOPS_



#include <linux/smp_lock.h>



#include <linux/fs.h>



#define sb_dqopt(sb) (&(sb)->s_dquot)

static inline struct quota_info *sb_dqopt(struct super_block *sb)

{

	return &sb->s_dquot;

}



#if defined(CONFIG_QUOTA)
@@ -54,24 +56,40 @@ void vfs_dq_drop(struct inode *inode); 
int vfs_dq_transfer(struct inode *inode, struct iattr *iattr);

int vfs_dq_quota_on_remount(struct super_block *sb);



#define sb_dqinfo(sb, type) (sb_dqopt(sb)->info+(type))

static inline struct mem_dqinfo *sb_dqinfo(struct super_block *sb, int type)

{

	return sb_dqopt(sb)->info + type;

}



/*

 * Functions for checking status of quota

 */



#define sb_has_quota_enabled(sb, type) ((type)==USRQUOTA ? \

	(sb_dqopt(sb)->flags & DQUOT_USR_ENABLED) : (sb_dqopt(sb)->flags & DQUOT_GRP_ENABLED))

static inline int sb_has_quota_enabled(struct super_block *sb, int type)

{

	if (type == USRQUOTA)

		return sb_dqopt(sb)->flags & DQUOT_USR_ENABLED;

	return sb_dqopt(sb)->flags & DQUOT_GRP_ENABLED;

}



#define sb_any_quota_enabled(sb) (sb_has_quota_enabled(sb, USRQUOTA) | \

				  sb_has_quota_enabled(sb, GRPQUOTA))

static inline int sb_any_quota_enabled(struct super_block *sb)

{

	return sb_has_quota_enabled(sb, USRQUOTA) ||

		sb_has_quota_enabled(sb, GRPQUOTA);

}



#define sb_has_quota_suspended(sb, type) \

	((type) == USRQUOTA ? (sb_dqopt(sb)->flags & DQUOT_USR_SUSPENDED) : \

			      (sb_dqopt(sb)->flags & DQUOT_GRP_SUSPENDED))

static inline int sb_has_quota_suspended(struct super_block *sb, int type)

{

	if (type == USRQUOTA)

		return sb_dqopt(sb)->flags & DQUOT_USR_SUSPENDED;

	return sb_dqopt(sb)->flags & DQUOT_GRP_SUSPENDED;

}



#define sb_any_quota_suspended(sb) (sb_has_quota_suspended(sb, USRQUOTA) | \

				  sb_has_quota_suspended(sb, GRPQUOTA))

static inline int sb_any_quota_suspended(struct super_block *sb)

{

	return sb_has_quota_suspended(sb, USRQUOTA) ||

		sb_has_quota_suspended(sb, GRPQUOTA);

}



/*

 * Operations supported for diskquotas.
@@ -180,10 +198,25 @@ static inline int vfs_dq_off(struct super_block *sb, int remount) 


#else



#define sb_has_quota_enabled(sb, type) 0

#define sb_any_quota_enabled(sb) 0

#define sb_has_quota_suspended(sb, type) 0

#define sb_any_quota_suspended(sb) 0

static inline int sb_has_quota_enabled(struct super_block *sb, int type)

{

	return 0;

}



static inline int sb_any_quota_enabled(struct super_block *sb)

{

	return 0;

}



static inline int sb_has_quota_suspended(struct super_block *sb, int type)

{

	return 0;

}



static inline int sb_any_quota_suspended(struct super_block *sb)

{

	return 0;

}



/*

 * NO-OP when quota not configured.