Re: [PATCH] ia64: change usermode HZ to 250
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- To: Jes Sorensen <jes@xxxxxxx>
- Subject: Re: [PATCH] ia64: change usermode HZ to 250
- From: Alan Cox <alan@xxxxxxxxxxxxxxxxxxx>
- Date: Thu, 29 Jun 2006 12:34:59 +0100
- Cc: "Luck, Tony" <tony.luck@xxxxxxxxx>, John Daiker <jdaiker@xxxxxxxx>, John Hawkes <hawkes@xxxxxxx>, Arjan van de Ven <arjan@xxxxxxxxxxxxx>, Tony Luck <tony.luck@xxxxxxxxx>, Andrew Morton <akpm@xxxxxxxx>, linux-ia64@xxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, Jack Steiner <steiner@xxxxxxx>, Dan Higgins <djh@xxxxxxx>, Jeremy Higdon <jeremy@xxxxxxx>
- In-reply-to: <44A3AFFB.2000203@xxxxxxx>
- References: <617E1C2C70743745A92448908E030B2A27FC5F@xxxxxxxxxxxxxxxxxxxxxxxxxxxx> <yq04py4i9p7.fsf@xxxxxxxxxxxxxx> <1151578928.23785.0.camel@xxxxxxxxxxxxxxxxxxxxx> <44A3AFFB.2000203@xxxxxxx>
Ar Iau, 2006-06-29 am 12:48 +0200, ysgrifennodd Jes Sorensen:
> > No need, all current mainstream architectures expose a constant user HZ.
>
> But you are still going to have the issue where someone installs their
> own kernel and apps will break because of this? Getting the distros to
> stop publishing a constant HZ is probably the right solution, but more
> difficult :(
Read what I said - "all current mainstream architectures expose a
constant user HZ".
The HZ used by the kernel is independant of the HZ seen for /proc etc
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