Re: [PATCH -rt] fix setting of preempt_max_latency and preempt_thresh on 64 bit systems

2007-03-27 Thread Steven Rostedt
On Tue, 2007-03-27 at 21:15 +0200, Andreas Mohr wrote: > Maybe fix up all the other myriads of sysctl entries which use a rather > non-precise generic sizeof(int) as well? > Or doesn't that make sense? No, it does make sense > Maybe this is because it's security relevant and you'd better make

Re: [PATCH -rt] fix setting of preempt_max_latency and preempt_thresh on 64 bit systems

2007-03-27 Thread Andreas Mohr
Hi, On Tue, Mar 27, 2007 at 01:19:07PM -0400, Steven Rostedt wrote: > Ingo, > > I wasn't able to turn on latency tracing on a x86_64 box. Using logdev > to see what was happening, I found that echoing 0 > into /proc/sys/kernel/preempt_max_latency would only change the max from > -1ULL to

Re: [PATCH -rt] fix setting of preempt_max_latency and preempt_thresh on 64 bit systems

2007-03-27 Thread Ingo Molnar
* Steven Rostedt <[EMAIL PROTECTED]> wrote: > Ingo, > > I wasn't able to turn on latency tracing on a x86_64 box. Using logdev > to see what was happening, I found that echoing 0 into > /proc/sys/kernel/preempt_max_latency would only change the max from > -1ULL to 0x. Which

[PATCH -rt] fix setting of preempt_max_latency and preempt_thresh on 64 bit systems

2007-03-27 Thread Steven Rostedt
Ingo, I wasn't able to turn on latency tracing on a x86_64 box. Using logdev to see what was happening, I found that echoing 0 into /proc/sys/kernel/preempt_max_latency would only change the max from -1ULL to 0x. Which would keep the max pretty high still. The problem is in

[PATCH -rt] fix setting of preempt_max_latency and preempt_thresh on 64 bit systems

2007-03-27 Thread Steven Rostedt
Ingo, I wasn't able to turn on latency tracing on a x86_64 box. Using logdev to see what was happening, I found that echoing 0 into /proc/sys/kernel/preempt_max_latency would only change the max from -1ULL to 0x. Which would keep the max pretty high still. The problem is in

Re: [PATCH -rt] fix setting of preempt_max_latency and preempt_thresh on 64 bit systems

2007-03-27 Thread Andreas Mohr
Hi, On Tue, Mar 27, 2007 at 01:19:07PM -0400, Steven Rostedt wrote: Ingo, I wasn't able to turn on latency tracing on a x86_64 box. Using logdev to see what was happening, I found that echoing 0 into /proc/sys/kernel/preempt_max_latency would only change the max from -1ULL to

Re: [PATCH -rt] fix setting of preempt_max_latency and preempt_thresh on 64 bit systems

2007-03-27 Thread Ingo Molnar
* Steven Rostedt [EMAIL PROTECTED] wrote: Ingo, I wasn't able to turn on latency tracing on a x86_64 box. Using logdev to see what was happening, I found that echoing 0 into /proc/sys/kernel/preempt_max_latency would only change the max from -1ULL to 0x. Which would

Re: [PATCH -rt] fix setting of preempt_max_latency and preempt_thresh on 64 bit systems

2007-03-27 Thread Steven Rostedt
On Tue, 2007-03-27 at 21:15 +0200, Andreas Mohr wrote: Maybe fix up all the other myriads of sysctl entries which use a rather non-precise generic sizeof(int) as well? Or doesn't that make sense? No, it does make sense Maybe this is because it's security relevant and you'd better make sure