diff options
-rw-r--r-- | drivers/connector/cn_proc.c | 20 | ||||
-rw-r--r-- | include/linux/cn_proc.h | 3 |
2 files changed, 17 insertions, 6 deletions
diff --git a/drivers/connector/cn_proc.c b/drivers/connector/cn_proc.c index 498aa37bca22..3ece69231343 100644 --- a/drivers/connector/cn_proc.c +++ b/drivers/connector/cn_proc.c | |||
@@ -51,6 +51,7 @@ void proc_fork_connector(struct task_struct *task) | |||
51 | struct cn_msg *msg; | 51 | struct cn_msg *msg; |
52 | struct proc_event *ev; | 52 | struct proc_event *ev; |
53 | __u8 buffer[CN_PROC_MSG_SIZE]; | 53 | __u8 buffer[CN_PROC_MSG_SIZE]; |
54 | struct timespec ts; | ||
54 | 55 | ||
55 | if (atomic_read(&proc_event_num_listeners) < 1) | 56 | if (atomic_read(&proc_event_num_listeners) < 1) |
56 | return; | 57 | return; |
@@ -58,7 +59,8 @@ void proc_fork_connector(struct task_struct *task) | |||
58 | msg = (struct cn_msg*)buffer; | 59 | msg = (struct cn_msg*)buffer; |
59 | ev = (struct proc_event*)msg->data; | 60 | ev = (struct proc_event*)msg->data; |
60 | get_seq(&msg->seq, &ev->cpu); | 61 | get_seq(&msg->seq, &ev->cpu); |
61 | ktime_get_ts(&ev->timestamp); /* get high res monotonic timestamp */ | 62 | ktime_get_ts(&ts); /* get high res monotonic timestamp */ |
63 | ev->timestamp_ns = timespec_to_ns(&ts); | ||
62 | ev->what = PROC_EVENT_FORK; | 64 | ev->what = PROC_EVENT_FORK; |
63 | ev->event_data.fork.parent_pid = task->real_parent->pid; | 65 | ev->event_data.fork.parent_pid = task->real_parent->pid; |
64 | ev->event_data.fork.parent_tgid = task->real_parent->tgid; | 66 | ev->event_data.fork.parent_tgid = task->real_parent->tgid; |
@@ -76,6 +78,7 @@ void proc_exec_connector(struct task_struct *task) | |||
76 | { | 78 | { |
77 | struct cn_msg *msg; | 79 | struct cn_msg *msg; |
78 | struct proc_event *ev; | 80 | struct proc_event *ev; |
81 | struct timespec ts; | ||
79 | __u8 buffer[CN_PROC_MSG_SIZE]; | 82 | __u8 buffer[CN_PROC_MSG_SIZE]; |
80 | 83 | ||
81 | if (atomic_read(&proc_event_num_listeners) < 1) | 84 | if (atomic_read(&proc_event_num_listeners) < 1) |
@@ -84,7 +87,8 @@ void proc_exec_connector(struct task_struct *task) | |||
84 | msg = (struct cn_msg*)buffer; | 87 | msg = (struct cn_msg*)buffer; |
85 | ev = (struct proc_event*)msg->data; | 88 | ev = (struct proc_event*)msg->data; |
86 | get_seq(&msg->seq, &ev->cpu); | 89 | get_seq(&msg->seq, &ev->cpu); |
87 | ktime_get_ts(&ev->timestamp); | 90 | ktime_get_ts(&ts); /* get high res monotonic timestamp */ |
91 | ev->timestamp_ns = timespec_to_ns(&ts); | ||
88 | ev->what = PROC_EVENT_EXEC; | 92 | ev->what = PROC_EVENT_EXEC; |
89 | ev->event_data.exec.process_pid = task->pid; | 93 | ev->event_data.exec.process_pid = task->pid; |
90 | ev->event_data.exec.process_tgid = task->tgid; | 94 | ev->event_data.exec.process_tgid = task->tgid; |
@@ -100,6 +104,7 @@ void proc_id_connector(struct task_struct *task, int which_id) | |||
100 | struct cn_msg *msg; | 104 | struct cn_msg *msg; |
101 | struct proc_event *ev; | 105 | struct proc_event *ev; |
102 | __u8 buffer[CN_PROC_MSG_SIZE]; | 106 | __u8 buffer[CN_PROC_MSG_SIZE]; |
107 | struct timespec ts; | ||
103 | 108 | ||
104 | if (atomic_read(&proc_event_num_listeners) < 1) | 109 | if (atomic_read(&proc_event_num_listeners) < 1) |
105 | return; | 110 | return; |
@@ -118,7 +123,8 @@ void proc_id_connector(struct task_struct *task, int which_id) | |||
118 | } else | 123 | } else |
119 | return; | 124 | return; |
120 | get_seq(&msg->seq, &ev->cpu); | 125 | get_seq(&msg->seq, &ev->cpu); |
121 | ktime_get_ts(&ev->timestamp); | 126 | ktime_get_ts(&ts); /* get high res monotonic timestamp */ |
127 | ev->timestamp_ns = timespec_to_ns(&ts); | ||
122 | 128 | ||
123 | memcpy(&msg->id, &cn_proc_event_id, sizeof(msg->id)); | 129 | memcpy(&msg->id, &cn_proc_event_id, sizeof(msg->id)); |
124 | msg->ack = 0; /* not used */ | 130 | msg->ack = 0; /* not used */ |
@@ -131,6 +137,7 @@ void proc_exit_connector(struct task_struct *task) | |||
131 | struct cn_msg *msg; | 137 | struct cn_msg *msg; |
132 | struct proc_event *ev; | 138 | struct proc_event *ev; |
133 | __u8 buffer[CN_PROC_MSG_SIZE]; | 139 | __u8 buffer[CN_PROC_MSG_SIZE]; |
140 | struct timespec ts; | ||
134 | 141 | ||
135 | if (atomic_read(&proc_event_num_listeners) < 1) | 142 | if (atomic_read(&proc_event_num_listeners) < 1) |
136 | return; | 143 | return; |
@@ -138,7 +145,8 @@ void proc_exit_connector(struct task_struct *task) | |||
138 | msg = (struct cn_msg*)buffer; | 145 | msg = (struct cn_msg*)buffer; |
139 | ev = (struct proc_event*)msg->data; | 146 | ev = (struct proc_event*)msg->data; |
140 | get_seq(&msg->seq, &ev->cpu); | 147 | get_seq(&msg->seq, &ev->cpu); |
141 | ktime_get_ts(&ev->timestamp); | 148 | ktime_get_ts(&ts); /* get high res monotonic timestamp */ |
149 | ev->timestamp_ns = timespec_to_ns(&ts); | ||
142 | ev->what = PROC_EVENT_EXIT; | 150 | ev->what = PROC_EVENT_EXIT; |
143 | ev->event_data.exit.process_pid = task->pid; | 151 | ev->event_data.exit.process_pid = task->pid; |
144 | ev->event_data.exit.process_tgid = task->tgid; | 152 | ev->event_data.exit.process_tgid = task->tgid; |
@@ -164,6 +172,7 @@ static void cn_proc_ack(int err, int rcvd_seq, int rcvd_ack) | |||
164 | struct cn_msg *msg; | 172 | struct cn_msg *msg; |
165 | struct proc_event *ev; | 173 | struct proc_event *ev; |
166 | __u8 buffer[CN_PROC_MSG_SIZE]; | 174 | __u8 buffer[CN_PROC_MSG_SIZE]; |
175 | struct timespec ts; | ||
167 | 176 | ||
168 | if (atomic_read(&proc_event_num_listeners) < 1) | 177 | if (atomic_read(&proc_event_num_listeners) < 1) |
169 | return; | 178 | return; |
@@ -171,7 +180,8 @@ static void cn_proc_ack(int err, int rcvd_seq, int rcvd_ack) | |||
171 | msg = (struct cn_msg*)buffer; | 180 | msg = (struct cn_msg*)buffer; |
172 | ev = (struct proc_event*)msg->data; | 181 | ev = (struct proc_event*)msg->data; |
173 | msg->seq = rcvd_seq; | 182 | msg->seq = rcvd_seq; |
174 | ktime_get_ts(&ev->timestamp); | 183 | ktime_get_ts(&ts); /* get high res monotonic timestamp */ |
184 | ev->timestamp_ns = timespec_to_ns(&ts); | ||
175 | ev->cpu = -1; | 185 | ev->cpu = -1; |
176 | ev->what = PROC_EVENT_NONE; | 186 | ev->what = PROC_EVENT_NONE; |
177 | ev->event_data.ack.err = err; | 187 | ev->event_data.ack.err = err; |
diff --git a/include/linux/cn_proc.h b/include/linux/cn_proc.h index dbb7769009be..1c86d65bc4b9 100644 --- a/include/linux/cn_proc.h +++ b/include/linux/cn_proc.h | |||
@@ -57,7 +57,8 @@ struct proc_event { | |||
57 | PROC_EVENT_EXIT = 0x80000000 | 57 | PROC_EVENT_EXIT = 0x80000000 |
58 | } what; | 58 | } what; |
59 | __u32 cpu; | 59 | __u32 cpu; |
60 | struct timespec timestamp; | 60 | __u64 __attribute__((aligned(8))) timestamp_ns; |
61 | /* Number of nano seconds since system boot */ | ||
61 | union { /* must be last field of proc_event struct */ | 62 | union { /* must be last field of proc_event struct */ |
62 | struct { | 63 | struct { |
63 | __u32 err; | 64 | __u32 err; |