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author | Eric W. Biederman <ebiederm@xmission.com> | 2020-04-27 16:38:29 +0200 |
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committer | Eric W. Biederman <ebiederm@xmission.com> | 2020-04-29 14:14:51 +0200 |
commit | fece98260f31292dd468925c7582065bf6193212 (patch) | |
tree | 0d7308863bfec2f1c0424b237dbfab202ff919aa /kernel/time | |
parent | posix-cpu-timers: Extend rcu_read_lock removing task_struct references (diff) | |
download | linux-fece98260f31292dd468925c7582065bf6193212.tar.xz linux-fece98260f31292dd468925c7582065bf6193212.zip |
posix-cpu-timers: Replace cpu_timer_pid_type with clock_pid_type
Taking a clock and returning a pid_type is a more general and
a superset of taking a timer and returning a pid_type.
Perform this generalization so that future changes may use
this code on clocks as well as timers.
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Diffstat (limited to 'kernel/time')
-rw-r--r-- | kernel/time/posix-cpu-timers.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/kernel/time/posix-cpu-timers.c b/kernel/time/posix-cpu-timers.c index 91996dd089a4..42f673974d71 100644 --- a/kernel/time/posix-cpu-timers.c +++ b/kernel/time/posix-cpu-timers.c @@ -113,14 +113,14 @@ static inline int validate_clock_permissions(const clockid_t clock) return ret; } -static inline enum pid_type cpu_timer_pid_type(struct k_itimer *timer) +static inline enum pid_type clock_pid_type(const clockid_t clock) { - return CPUCLOCK_PERTHREAD(timer->it_clock) ? PIDTYPE_PID : PIDTYPE_TGID; + return CPUCLOCK_PERTHREAD(clock) ? PIDTYPE_PID : PIDTYPE_TGID; } static inline struct task_struct *cpu_timer_task_rcu(struct k_itimer *timer) { - return pid_task(timer->it.cpu.pid, cpu_timer_pid_type(timer)); + return pid_task(timer->it.cpu.pid, clock_pid_type(timer->it_clock)); } /* @@ -403,7 +403,7 @@ static int posix_cpu_timer_create(struct k_itimer *new_timer) new_timer->kclock = &clock_posix_cpu; timerqueue_init(&new_timer->it.cpu.node); - new_timer->it.cpu.pid = get_task_pid(p, cpu_timer_pid_type(new_timer)); + new_timer->it.cpu.pid = get_task_pid(p, clock_pid_type(new_timer->it_clock)); rcu_read_unlock(); return 0; } |