Re: IPC between application and xserver is causing extra context switches

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From: Peter Zijlstra

Subject: Re: IPC between application and xserver is causing extra context switches

Date: Friday, September 3, 2010 - 12:31 am

On Fri, 2010-09-03 at 10:17 +0300, Pauli Nieminen wrote:
quoted text> Scheduling at write is wrong because xserver doesn't know about client
> priorities. 

Waking up the client at write is correct because you don't know if there
is more to be written.

Really, your assumptions about when things schedule is wrong.


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Messages in current thread:

IPC between application and xserver is causing extra conte ..., Pauli Nieminen, (Mon Aug 9, 8:02 am)

Re: IPC between application and xserver is causing extra c ..., Mathieu Desnoyers, (Tue Aug 31, 7:58 pm)

Re: IPC between application and xserver is causing extra c ..., Pauli Nieminen, (Fri Sep 3, 12:17 am)

Re: IPC between application and xserver is causing extra c ..., Peter Zijlstra, (Fri Sep 3, 12:31 am)

Re: IPC between application and xserver is causing extra c ..., Pauli Nieminen, (Fri Sep 3, 1:06 am)

Re: IPC between application and xserver is causing extra c ..., Pauli Nieminen, (Fri Sep 3, 7:24 am)

Re: IPC between application and xserver is causing extra c ..., Peter Zijlstra, (Fri Sep 3, 8:30 am)


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