lkml.org 
[lkml]   [2005]   [Apr]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [RFC][PATCH] timers fixes/improvements

* Oleg Nesterov <oleg@tv-sign.ru> wrote:

> struct timer_list {
> ...
> timer_base_t *_base;
> };

namespace cleanliness: i'd suggest s/_base/base.

another detail:

> int __mod_timer(struct timer_list *timer, unsigned long expires)
[...]
> /* Ensure the timer is serialized. */
> if (base != &new_base->t_base
> && base->running_timer == timer)
> goto unlock;

> unlock:
> spin_unlock_irqrestore(&base->lock, flags);
> } while (ret < 0);

so we keep looping in __mod_timer() when the timer is running? Couldnt
this be a performance hit?

Ingo
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-04-06 13:31    [W:0.081 / U:0.532 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site