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Commit 4dd66e69 authored by Veaceslav Falico's avatar Veaceslav Falico Committed by Linus Torvalds
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copy_signal() cleanup: kill taskstats_tgid_init() and acct_init_pacct() 



Kill unused functions taskstats_tgid_init() and acct_init_pacct() because
we don't use them anywhere after using kmem_cache_zalloc() in
copy_signal().

Signed-off-by: default avatarVeaceslav Falico <vfalico@redhat.com>
Cc: Roland McGrath <roland@redhat.com>
Cc: Oleg Nesterov <oleg@redhat.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent a56704ef

include/linux/acct.h

+0 −2
Original line number Diff line number Diff line
@@ -123,14 +123,12 @@ struct pacct_struct; 
struct pid_namespace;

extern void acct_auto_close_mnt(struct vfsmount *m);

extern void acct_auto_close(struct super_block *sb);

extern void acct_init_pacct(struct pacct_struct *pacct);

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_init_pacct(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/taskstats_kern.h

+0 −7
Original line number Diff line number Diff line
@@ -14,11 +14,6 @@ 
extern struct kmem_cache *taskstats_cache;

extern struct mutex taskstats_exit_mutex;



static inline void taskstats_tgid_init(struct signal_struct *sig)

{

	sig->stats = NULL;

}



static inline void taskstats_tgid_free(struct signal_struct *sig)

{

	if (sig->stats)
@@ -30,8 +25,6 @@ extern void taskstats_init_early(void); 
#else

static inline void taskstats_exit(struct task_struct *tsk, int group_dead)

{}

static inline void taskstats_tgid_init(struct signal_struct *sig)

{}

static inline void taskstats_tgid_free(struct signal_struct *sig)

{}

static inline void taskstats_init_early(void)

kernel/acct.c

+0 −10
Original line number Diff line number Diff line
@@ -587,16 +587,6 @@ static void do_acct_process(struct bsd_acct_struct *acct, 
	revert_creds(orig_cred);

}



/**

 * acct_init_pacct - initialize a new pacct_struct

 * @pacct: per-process accounting info struct to initialize

 */

void acct_init_pacct(struct pacct_struct *pacct)

{

	memset(pacct, 0, sizeof(struct pacct_struct));

	pacct->ac_utime = pacct->ac_stime = cputime_zero;

}



/**

 * acct_collect - collect accounting information into pacct_struct

 * @exitcode: task exit code