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drivers/net: Add option to use low-priority work queue to all drivers in drivers/net. Not yet added to all architecture-specific network drivers.

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This commit is contained in:
Gregory Nutt
2016-11-18 09:22:49 -06:00
parent 52560bba37
commit 936b55f608
8 changed files with 172 additions and 45 deletions
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drivers/net/tun.c
+14 -4
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@@ -79,8 +79,18 @@
* work queue support is required.
*/
#if defined(CONFIG_NET_NOINTS) && !defined(CONFIG_SCHED_HPWORK)
# error High priority work queue support is required
#if defined(CONFIG_NET_NOINTS) && !defined(CONFIG_SCHED_WORKQUEUE)
# error Work queue support is required in this configuration (CONFIG_SCHED_WORKQUEUE)
#endif
#if defined(CONFIG_SCHED_WORKQUEUE)
# if defined(CONFIG_TUN_HPWORK)
# define TUNWORK HPWORK
# elif defined(CONFIG_TUN_LPWORK)
# define TUNWORK LPWORK
# else
# error "Neither CONFIG_TUN_HPWORK nor CONFIG_TUN_LPWORK defined"
# endif
#endif
/* CONFIG_TUN_NINTERFACES determines the number of physical interfaces
@@ -622,9 +632,9 @@ static void tun_poll_expiry(int argc, wdparm_t arg, ...)
if (work_available(&priv->work))
{
/* Schedule to perform the interrupt processing on the worker thread. */
/* Schedule to perform the timer expiration on the worker thread. */
work_queue(HPWORK, &priv->work, tun_poll_work, priv, 0);
work_queue(TUNWORK, &priv->work, tun_poll_work, priv, 0);
}
else
{