Re: [PATCH] reuse red_get_monotonic_time function

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Hi Frediano,

I noticed that red_get_monotonic_time() returns int64_t. Should it be uint64_t?

The patch looks good.

Acked-by: Pavel Grunt <pgrunt@xxxxxxxxxx>

On Fri, 2015-11-20 at 12:13 +0000, Frediano Ziglio wrote:
> Signed-off-by: Frediano Ziglio <fziglio@xxxxxxxxxx>
> ---
>  server/main_channel.c  | 10 ++--------
>  server/mjpeg_encoder.c |  9 +++------
>  server/red_channel.c   | 13 +++----------
>  3 files changed, 8 insertions(+), 24 deletions(-)
> 
> diff --git a/server/main_channel.c b/server/main_channel.c
> index 0ecc9df..176584a 100644
> --- a/server/main_channel.c
> +++ b/server/main_channel.c
> @@ -47,6 +47,7 @@
>  #include "reds.h"
>  #include "migration_protocol.h"
>  #include "main_dispatcher.h"
> +#include "utils.h"
>  
>  #define ZERO_BUF_SIZE 4096
>  
> @@ -590,20 +591,13 @@ void main_channel_client_push_notify(MainChannelClient
> *mcc, const char *msg)
>      red_channel_client_pipe_add_push(&mcc->base, item);
>  }
>  
> -static uint64_t get_time_stamp(void)
> -{
> -    struct timespec time_space;
> -    clock_gettime(CLOCK_MONOTONIC, &time_space);
> -    return time_space.tv_sec * 1000 * 1000 * 1000 + time_space.tv_nsec;
> -}
> -
>  static void main_channel_marshall_notify(RedChannelClient *rcc,
>                                           SpiceMarshaller *m, NotifyPipeItem
> *item)
>  {
>      SpiceMsgNotify notify;
>  
>      red_channel_client_init_send_data(rcc, SPICE_MSG_NOTIFY, &item->base);
> -    notify.time_stamp = get_time_stamp(); // TODO - move to
> main_new_notify_item
> +    notify.time_stamp = red_get_monotonic_time(); // TODO - move to
> main_new_notify_item
>      notify.severity = SPICE_NOTIFY_SEVERITY_WARN;
>      notify.visibilty = SPICE_NOTIFY_VISIBILITY_HIGH;
>      notify.what = SPICE_WARN_GENERAL;
> diff --git a/server/mjpeg_encoder.c b/server/mjpeg_encoder.c
> index c8253a7..e5f3cbd 100644
> --- a/server/mjpeg_encoder.c
> +++ b/server/mjpeg_encoder.c
> @@ -21,6 +21,7 @@
>  
>  #include "red_common.h"
>  #include "mjpeg_encoder.h"
> +#include "utils.h"
>  #include <jerror.h>
>  #include <jpeglib.h>
>  #include <inttypes.h>
> @@ -714,12 +715,10 @@ static int mjpeg_encoder_start_frame(MJpegEncoder
> *encoder,
>  
>      if (rate_control_is_active(encoder)) {
>          MJpegEncoderRateControl *rate_control = &encoder->rate_control;
> -        struct timespec time;
>          uint64_t now;
>          uint64_t interval;
>  
> -        clock_gettime(CLOCK_MONOTONIC, &time);
> -        now = ((uint64_t) time.tv_sec) * 1000000000 + time.tv_nsec;
> +        now = red_get_monotonic_time();
>  
>          if (!rate_control->adjusted_fps_start_time) {
>              rate_control->adjusted_fps_start_time = now;
> @@ -996,11 +995,9 @@ static void mjpeg_encoder_decrease_bit_rate(MJpegEncoder
> *encoder)
>      rate_control->client_state.max_video_latency = 0;
>      rate_control->client_state.max_audio_latency = 0;
>      if (rate_control->warmup_start_time) {
> -        struct timespec time;
>          uint64_t now;
>  
> -        clock_gettime(CLOCK_MONOTONIC, &time);
> -        now = ((uint64_t) time.tv_sec) * 1000000000 + time.tv_nsec;
> +        now = red_get_monotonic_time();
>          if (now - rate_control->warmup_start_time <
> MJPEG_WARMUP_TIME*1000*1000) {
>              spice_debug("during warmup. ignoring");
>              return;
> diff --git a/server/red_channel.c b/server/red_channel.c
> index 7330ae2..2b1ce08 100644
> --- a/server/red_channel.c
> +++ b/server/red_channel.c
> @@ -529,7 +529,6 @@ static void
> red_channel_client_send_empty_msg(RedChannelClient *rcc, PipeItem *b
>  static void red_channel_client_send_ping(RedChannelClient *rcc)
>  {
>      SpiceMsgPing ping;
> -    struct timespec ts;
>  
>      if (!rcc->latency_monitor.warmup_was_sent) { // latency test start
>          int delay_val;
> @@ -561,8 +560,7 @@ static void red_channel_client_send_ping(RedChannelClient
> *rcc)
>  
>      red_channel_client_init_send_data(rcc, SPICE_MSG_PING, NULL);
>      ping.id = rcc->latency_monitor.id;
> -    clock_gettime(CLOCK_MONOTONIC, &ts);
> -    ping.timestamp = ts.tv_sec * 1000000000LL + ts.tv_nsec;
> +    ping.timestamp = red_get_monotonic_time();
>      spice_marshall_msg_ping(rcc->send_data.marshaller, &ping);
>      red_channel_client_begin_send_message(rcc);
>  }
> @@ -1439,12 +1437,9 @@ static void
> red_channel_handle_migrate_data(RedChannelClient *rcc, uint32_t size
>  
>  static void red_channel_client_restart_ping_timer(RedChannelClient *rcc)
>  {
> -    struct timespec ts;
>      uint64_t passed, timeout;
>  
> -    clock_gettime(CLOCK_MONOTONIC, &ts);
> -
> -    passed = ts.tv_sec * 1000000000LL + ts.tv_nsec;
> +    passed = red_get_monotonic_time();
>      passed = passed - rcc->latency_monitor.last_pong_time;
>      passed /= 1000*1000;
>      timeout = PING_TEST_IDLE_NET_TIMEOUT_MS;
> @@ -1483,7 +1478,6 @@ static void
> red_channel_client_cancel_ping_timer(RedChannelClient *rcc)
>  static void red_channel_client_handle_pong(RedChannelClient *rcc,
> SpiceMsgPing *ping)
>  {
>      uint64_t now;
> -    struct timespec ts;
>  
>      /* ignoring unexpected pongs, or post-migration pongs for pings that
>       * started just before migration */
> @@ -1493,8 +1487,7 @@ static void
> red_channel_client_handle_pong(RedChannelClient *rcc, SpiceMsgPing *
>          return;
>      }
>  
> -    clock_gettime(CLOCK_MONOTONIC, &ts);
> -    now =  ts.tv_sec * 1000000000LL + ts.tv_nsec;
> +    now = red_get_monotonic_time();
>  
>      if (rcc->latency_monitor.state == PING_STATE_WARMUP) {
>          rcc->latency_monitor.state = PING_STATE_LATENCY;



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