Messages in this thread | | | From | Karsten Wiese <> | Subject | Re: [patch] voluntary-preempt-2.6.9-rc2-mm1-S1 | Date | Sun, 19 Sep 2004 23:11:37 +0200 |
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Am Sonntag 19 September 2004 22:48 schrieb Ingo Molnar: > > The point is to let gettimeofday(0,1) start tracing and > gettimeofday(0,0) stop tracing - a system-call-controlled tracing > facility (if trace_enabled=2). This was used to trace weird latencies > before, but it's not the normal mode of operation. > Ok. The other point is a page_fault being generated later on in sys_gettimeofday() if tz is not reset: >>>> if (unlikely(tz != NULL)) { ^^ if (copy_to_user(tz, &sys_tz, sizeof(sys_tz))) return -EFAULT; } <<<<
What do you think about including the swapspace-layout-improvements in the voluntary-preempt patches?
best regards, Karsten - 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/
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