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connector: Use ktime_get_ns()
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Replace the ever recurring:
        ts = ktime_get_ts();
        ns = timespec_to_ns(&ts);
with
        ns = ktime_get_ns();

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Evgeniy Polyakov <zbr@ioremap.net>
Signed-off-by: John Stultz <john.stultz@linaro.org>
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Thomas Gleixner authored and John Stultz committed Jul 23, 2014
1 parent f2dec1e commit 9e93f21
Showing 1 changed file with 9 additions and 27 deletions.
36 changes: 9 additions & 27 deletions drivers/connector/cn_proc.c
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Original file line number Diff line number Diff line change
Expand Up @@ -69,7 +69,6 @@ void proc_fork_connector(struct task_struct *task)
struct cn_msg *msg;
struct proc_event *ev;
__u8 buffer[CN_PROC_MSG_SIZE] __aligned(8);
struct timespec ts;
struct task_struct *parent;

if (atomic_read(&proc_event_num_listeners) < 1)
Expand All @@ -79,8 +78,7 @@ void proc_fork_connector(struct task_struct *task)
ev = (struct proc_event *)msg->data;
memset(&ev->event_data, 0, sizeof(ev->event_data));
get_seq(&msg->seq, &ev->cpu);
ktime_get_ts(&ts); /* get high res monotonic timestamp */
ev->timestamp_ns = timespec_to_ns(&ts);
ev->timestamp_ns = ktime_get_ns();
ev->what = PROC_EVENT_FORK;
rcu_read_lock();
parent = rcu_dereference(task->real_parent);
Expand All @@ -102,7 +100,6 @@ void proc_exec_connector(struct task_struct *task)
{
struct cn_msg *msg;
struct proc_event *ev;
struct timespec ts;
__u8 buffer[CN_PROC_MSG_SIZE] __aligned(8);

if (atomic_read(&proc_event_num_listeners) < 1)
Expand All @@ -112,8 +109,7 @@ void proc_exec_connector(struct task_struct *task)
ev = (struct proc_event *)msg->data;
memset(&ev->event_data, 0, sizeof(ev->event_data));
get_seq(&msg->seq, &ev->cpu);
ktime_get_ts(&ts); /* get high res monotonic timestamp */
ev->timestamp_ns = timespec_to_ns(&ts);
ev->timestamp_ns = ktime_get_ns();
ev->what = PROC_EVENT_EXEC;
ev->event_data.exec.process_pid = task->pid;
ev->event_data.exec.process_tgid = task->tgid;
Expand All @@ -130,7 +126,6 @@ void proc_id_connector(struct task_struct *task, int which_id)
struct cn_msg *msg;
struct proc_event *ev;
__u8 buffer[CN_PROC_MSG_SIZE] __aligned(8);
struct timespec ts;
const struct cred *cred;

if (atomic_read(&proc_event_num_listeners) < 1)
Expand All @@ -156,8 +151,7 @@ void proc_id_connector(struct task_struct *task, int which_id)
}
rcu_read_unlock();
get_seq(&msg->seq, &ev->cpu);
ktime_get_ts(&ts); /* get high res monotonic timestamp */
ev->timestamp_ns = timespec_to_ns(&ts);
ev->timestamp_ns = ktime_get_ns();

memcpy(&msg->id, &cn_proc_event_id, sizeof(msg->id));
msg->ack = 0; /* not used */
Expand All @@ -170,7 +164,6 @@ void proc_sid_connector(struct task_struct *task)
{
struct cn_msg *msg;
struct proc_event *ev;
struct timespec ts;
__u8 buffer[CN_PROC_MSG_SIZE] __aligned(8);

if (atomic_read(&proc_event_num_listeners) < 1)
Expand All @@ -180,8 +173,7 @@ void proc_sid_connector(struct task_struct *task)
ev = (struct proc_event *)msg->data;
memset(&ev->event_data, 0, sizeof(ev->event_data));
get_seq(&msg->seq, &ev->cpu);
ktime_get_ts(&ts); /* get high res monotonic timestamp */
ev->timestamp_ns = timespec_to_ns(&ts);
ev->timestamp_ns = ktime_get_ns();
ev->what = PROC_EVENT_SID;
ev->event_data.sid.process_pid = task->pid;
ev->event_data.sid.process_tgid = task->tgid;
Expand All @@ -197,7 +189,6 @@ void proc_ptrace_connector(struct task_struct *task, int ptrace_id)
{
struct cn_msg *msg;
struct proc_event *ev;
struct timespec ts;
__u8 buffer[CN_PROC_MSG_SIZE] __aligned(8);

if (atomic_read(&proc_event_num_listeners) < 1)
Expand All @@ -207,8 +198,7 @@ void proc_ptrace_connector(struct task_struct *task, int ptrace_id)
ev = (struct proc_event *)msg->data;
memset(&ev->event_data, 0, sizeof(ev->event_data));
get_seq(&msg->seq, &ev->cpu);
ktime_get_ts(&ts); /* get high res monotonic timestamp */
ev->timestamp_ns = timespec_to_ns(&ts);
ev->timestamp_ns = ktime_get_ns();
ev->what = PROC_EVENT_PTRACE;
ev->event_data.ptrace.process_pid = task->pid;
ev->event_data.ptrace.process_tgid = task->tgid;
Expand All @@ -232,7 +222,6 @@ void proc_comm_connector(struct task_struct *task)
{
struct cn_msg *msg;
struct proc_event *ev;
struct timespec ts;
__u8 buffer[CN_PROC_MSG_SIZE] __aligned(8);

if (atomic_read(&proc_event_num_listeners) < 1)
Expand All @@ -242,8 +231,7 @@ void proc_comm_connector(struct task_struct *task)
ev = (struct proc_event *)msg->data;
memset(&ev->event_data, 0, sizeof(ev->event_data));
get_seq(&msg->seq, &ev->cpu);
ktime_get_ts(&ts); /* get high res monotonic timestamp */
ev->timestamp_ns = timespec_to_ns(&ts);
ev->timestamp_ns = ktime_get_ns();
ev->what = PROC_EVENT_COMM;
ev->event_data.comm.process_pid = task->pid;
ev->event_data.comm.process_tgid = task->tgid;
Expand All @@ -261,7 +249,6 @@ void proc_coredump_connector(struct task_struct *task)
struct cn_msg *msg;
struct proc_event *ev;
__u8 buffer[CN_PROC_MSG_SIZE] __aligned(8);
struct timespec ts;

if (atomic_read(&proc_event_num_listeners) < 1)
return;
Expand All @@ -270,8 +257,7 @@ void proc_coredump_connector(struct task_struct *task)
ev = (struct proc_event *)msg->data;
memset(&ev->event_data, 0, sizeof(ev->event_data));
get_seq(&msg->seq, &ev->cpu);
ktime_get_ts(&ts); /* get high res monotonic timestamp */
ev->timestamp_ns = timespec_to_ns(&ts);
ev->timestamp_ns = ktime_get_ns();
ev->what = PROC_EVENT_COREDUMP;
ev->event_data.coredump.process_pid = task->pid;
ev->event_data.coredump.process_tgid = task->tgid;
Expand All @@ -288,7 +274,6 @@ void proc_exit_connector(struct task_struct *task)
struct cn_msg *msg;
struct proc_event *ev;
__u8 buffer[CN_PROC_MSG_SIZE] __aligned(8);
struct timespec ts;

if (atomic_read(&proc_event_num_listeners) < 1)
return;
Expand All @@ -297,8 +282,7 @@ void proc_exit_connector(struct task_struct *task)
ev = (struct proc_event *)msg->data;
memset(&ev->event_data, 0, sizeof(ev->event_data));
get_seq(&msg->seq, &ev->cpu);
ktime_get_ts(&ts); /* get high res monotonic timestamp */
ev->timestamp_ns = timespec_to_ns(&ts);
ev->timestamp_ns = ktime_get_ns();
ev->what = PROC_EVENT_EXIT;
ev->event_data.exit.process_pid = task->pid;
ev->event_data.exit.process_tgid = task->tgid;
Expand All @@ -325,7 +309,6 @@ static void cn_proc_ack(int err, int rcvd_seq, int rcvd_ack)
struct cn_msg *msg;
struct proc_event *ev;
__u8 buffer[CN_PROC_MSG_SIZE] __aligned(8);
struct timespec ts;

if (atomic_read(&proc_event_num_listeners) < 1)
return;
Expand All @@ -334,8 +317,7 @@ static void cn_proc_ack(int err, int rcvd_seq, int rcvd_ack)
ev = (struct proc_event *)msg->data;
memset(&ev->event_data, 0, sizeof(ev->event_data));
msg->seq = rcvd_seq;
ktime_get_ts(&ts); /* get high res monotonic timestamp */
ev->timestamp_ns = timespec_to_ns(&ts);
ev->timestamp_ns = ktime_get_ns();
ev->cpu = -1;
ev->what = PROC_EVENT_NONE;
ev->event_data.ack.err = err;
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