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get rid of S_BIAS

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use atomic_inc_not_zero(&sb->s_active) instead of playing games with
checking ->s_count > S_BIAS

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2010-03-22 08:53:19 -04:00
parent 389b8be6ef
commit b20bd1a5e7
3 changed files with 24 additions and 37 deletions
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1
include/linux/fs.h
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@ -1314,7 +1314,6 @@ extern int send_sigurg(struct fown_struct *fown);
extern struct list_head super_blocks;
extern spinlock_t sb_lock;
#define S_BIAS (1<<30)
struct super_block {
struct list_head s_list; /* Keep this first */
dev_t s_dev; /* search index; _not_ kdev_t */