Commit 215752fc authored by Al Viro's avatar Al Viro
Browse files

acct: get rid of acct_list 



Put these suckers on per-vfsmount and per-superblock lists instead.
Note: right now it's still acct_lock for everything, but that's
going to change.

Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent 54a4d58a

fs/mount.h

+1 −0
Original line number Diff line number Diff line
@@ -56,6 +56,7 @@ struct mount { 
	int mnt_group_id;		/* peer group identifier */

	int mnt_expiry_mark;		/* true if marked for expiry */

	int mnt_pinned;

	struct hlist_head mnt_pins;

	struct path mnt_ex_mountpoint;

};

fs/namespace.c

+1 −1
Original line number Diff line number Diff line
@@ -956,7 +956,7 @@ put_again: 
		mnt->mnt_pinned = 0;

		rcu_read_unlock();

		unlock_mount_hash();

		acct_auto_close_mnt(&mnt->mnt);

		acct_auto_close_mnt(&mnt->mnt_pins);

		goto put_again;

	}

	if (unlikely(mnt->mnt.mnt_flags & MNT_DOOMED)) {

fs/super.c

+1 −1
Original line number Diff line number Diff line
@@ -703,7 +703,7 @@ int do_remount_sb(struct super_block *sb, int flags, void *data, int force) 
#endif



	if (flags & MS_RDONLY)

		acct_auto_close(sb);

		acct_auto_close(&sb->s_pins);

	shrink_dcache_sb(sb);



	remount_ro = (flags & MS_RDONLY) && !(sb->s_flags & MS_RDONLY);

include/linux/acct.h

+3 −3
Original line number Diff line number Diff line
@@ -24,14 +24,14 @@ struct super_block; 
struct pacct_struct;

struct pid_namespace;

extern int acct_parm[]; /* for sysctl */

extern void acct_auto_close_mnt(struct vfsmount *m);

extern void acct_auto_close(struct super_block *sb);

extern void acct_auto_close(struct hlist_head *);

extern void acct_auto_close_mnt(struct hlist_head *);

extern void acct_collect(long exitcode, int group_dead);

extern void acct_process(void);

extern void acct_exit_ns(struct pid_namespace *);

#else

#define acct_auto_close_mnt(x)	do { } while (0)

#define acct_auto_close(x)	do { } while (0)

#define acct_auto_close_mnt(x)	do { } while (0)

#define acct_collect(x,y)	do { } while (0)

#define acct_process()		do { } while (0)

#define acct_exit_ns(ns)	do { } while (0)

include/linux/fs.h

+1 −0
Original line number Diff line number Diff line
@@ -1250,6 +1250,7 @@ struct super_block { 


	/* AIO completions deferred from interrupt context */

	struct workqueue_struct *s_dio_done_wq;

	struct hlist_head s_pins;



	/*

	 * Keep the lru lists last in the structure so they always sit on their