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copy_signal() cleanup: kill taskstats_tgid_init() and acct_init_pacct()

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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: Veaceslav Falico <vfalico@redhat.com>
Cc: Roland McGrath <roland@redhat.com>
Cc: Oleg Nesterov <oleg@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Veaceslav Falico
2010-03-10 15:23:02 -08:00
committed by Linus Torvalds
parent a56704ef6b
commit 4dd66e69d4
3 changed files with 0 additions and 19 deletions
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2
include/linux/acct.h
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@@ -123,14 +123,12 @@ struct pacct_struct;
struct pid_namespace; struct pid_namespace;
extern void acct_auto_close_mnt(struct vfsmount *m); extern void acct_auto_close_mnt(struct vfsmount *m);
extern void acct_auto_close(struct super_block *sb); 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_collect(long exitcode, int group_dead);
extern void acct_process(void); extern void acct_process(void);
extern void acct_exit_ns(struct pid_namespace *); extern void acct_exit_ns(struct pid_namespace *);
#else #else
#define acct_auto_close_mnt(x) do { } while (0) #define acct_auto_close_mnt(x) do { } while (0)
#define acct_auto_close(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_collect(x,y) do { } while (0)
#define acct_process() do { } while (0) #define acct_process() do { } while (0)
#define acct_exit_ns(ns) do { } while (0) #define acct_exit_ns(ns) do { } while (0)

7
include/linux/taskstats_kern.h
View File

@@ -14,11 +14,6 @@
extern struct kmem_cache *taskstats_cache; extern struct kmem_cache *taskstats_cache;
extern struct mutex taskstats_exit_mutex; 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) static inline void taskstats_tgid_free(struct signal_struct *sig)
{ {
if (sig->stats) if (sig->stats)
@@ -30,8 +25,6 @@ extern void taskstats_init_early(void);
#else #else
static inline void taskstats_exit(struct task_struct *tsk, int group_dead) 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_tgid_free(struct signal_struct *sig)
{} {}
static inline void taskstats_init_early(void) static inline void taskstats_init_early(void)

10
kernel/acct.c
View File

@@ -587,16 +587,6 @@ out:
revert_creds(orig_cred); 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 * acct_collect - collect accounting information into pacct_struct
* @exitcode: task exit code * @exitcode: task exit code