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Re: [PATCH] Prevent users from disabling tickless

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From: Eric Dumazet
Subject: Re: [PATCH] Prevent users from disabling tickless
Date: Sunday, January 2, 2011 - 2:15 am

Le dimanche 02 janvier 2011 à 09:57 +0100, Pavel Machek a écrit :

Also, where are those 70us spent exactly ? Once per clock tick ?

For me, I/O can be an ethernet frame sent or received, and I never
noticed such a delay.

At least, commit message sounds very evasive too me.



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Messages in current thread:
[PATCH] Prevent users from disabling tickless, Matthew Wilcox, (Tue Dec 21, 4:39 pm)
Re: [PATCH] Prevent users from disabling tickless, Rafael J. Wysocki, (Tue Dec 21, 4:46 pm)
Re: [PATCH] Prevent users from disabling tickless, Matthew Wilcox, (Tue Dec 21, 5:24 pm)
Re: [PATCH] Prevent users from disabling tickless, Rafael J. Wysocki, (Tue Dec 21, 5:38 pm)
Re: [PATCH] Prevent users from disabling tickless, Frank Rowand, (Wed Dec 22, 2:00 pm)
Re: [PATCH] Prevent users from disabling tickless, Matthew Wilcox, (Wed Dec 22, 2:34 pm)
Re: [PATCH] Prevent users from disabling tickless, Frank Rowand, (Wed Dec 22, 3:32 pm)
Re: [PATCH] Prevent users from disabling tickless, Stefan Richter, (Sat Dec 25, 8:42 am)
Re: [PATCH] Prevent users from disabling tickless, Len Brown, (Sun Dec 26, 3:22 pm)
Re: [PATCH] Prevent users from disabling tickless, Grant Coady, (Sun Dec 26, 4:20 pm)
Regarding kernel work queue issues, Raj Kumar, (Sun Dec 26, 4:23 pm)
Re: [PATCH] Prevent users from disabling tickless, Pavel Machek, (Sun Jan 2, 1:57 am)
Re: [PATCH] Prevent users from disabling tickless, Eric Dumazet, (Sun Jan 2, 2:15 am)
Re: [PATCH] Prevent users from disabling tickless, Serge Belyshev, (Sun Jan 2, 3:59 am)
Re: [PATCH] Prevent users from disabling tickless, Remy Bohmer, (Sun Jan 2, 4:06 am)