Re: why change the irq smp_affinity of a process?

2010-07-16 Thread Robert P. J. Day
On Fri, 16 Jul 2010, luca ellero wrote: > Robert P. J. Day ha scritto: > > one of my current students observes the following -- that the proc > > files /proc/irq//smp_affinity are not only readable, but writable > > and wonders why one would want to *change* the smp_affinity of IRQs > > for a gi

Re: why change the irq smp_affinity of a process?

2010-07-16 Thread Robert P. J. Day
On Fri, 16 Jul 2010, luca ellero wrote: > see also Documentation\IRQ-affinity.txt ah, thanks, that should do it. i really should have looked there first. rday -- Robert P. J. Day Waterloo

Re: why change the irq smp_affinity of a process?

2010-07-16 Thread luca ellero
Robert P. J. Day ha scritto: On Fri, 16 Jul 2010, luca ellero wrote: Robert P. J. Day ha scritto: one of my current students observes the following -- that the proc files /proc/irq//smp_affinity are not only readable, but writable and wonders why one would want to *change* the smp_af

Re: why change the irq smp_affinity of a process?

2010-07-16 Thread luca ellero
Robert P. J. Day ha scritto: one of my current students observes the following -- that the proc files /proc/irq//smp_affinity are not only readable, but writable and wonders why one would want to *change* the smp_affinity of IRQs for a given process (if that's actually what that would mean).

RE: why change the irq smp_affinity of a process?

2010-07-16 Thread Viral Mehta
y 16, 2010 4:33 PM > To: Kernel Newbies > Subject: why change the irq smp_affinity of a process? > > > one of my current students observes the following -- that the proc > files /proc/irq//smp_affinity are not only readable, but writable > and wonders why one would want to

why change the irq smp_affinity of a process?

2010-07-16 Thread Robert P. J. Day
one of my current students observes the following -- that the proc files /proc/irq//smp_affinity are not only readable, but writable and wonders why one would want to *change* the smp_affinity of IRQs for a given process (if that's actually what that would mean). i've never looked closely at