Re: IRQ splitting

2007-04-05 Thread Stephen Hemminger
On Thu, 5 Apr 2007 22:37:45 +0200 (MEST) Jan Engelhardt <[EMAIL PROTECTED]> wrote: > Hello Stephen, > > On Apr 5 2007 12:23, Stephen Hemminger wrote: > > > >If the radeon and/or the Ethernet driver support MSI, that would split > >out the IRQ's as well. > > Would Linux do that automatically? How

Re: IRQ splitting

2007-04-05 Thread Jan Engelhardt
Hello Stephen, On Apr 5 2007 12:23, Stephen Hemminger wrote: > >If the radeon and/or the Ethernet driver support MSI, that would split >out the IRQ's as well. Would Linux do that automatically? How to find out whether a given device -- or device driver? -- supports MSI? Thanks, Jan -- - To uns

Re: IRQ splitting

2007-04-05 Thread Stephen Hemminger
On Thu, 05 Apr 2007 08:34:59 -0600 Robert Hancock <[EMAIL PROTECTED]> wrote: > Jan Engelhardt wrote: > > Hello list, > > > > > > > > let's take the following /proc/interrupts dump (CPU2,CPU3 trimmed)... > > > >CPU0 CPU1 > > 0: 37041766 37038991 IO-APIC-edge timer > >

Re: IRQ splitting

2007-04-05 Thread Robert Hancock
Jan Engelhardt wrote: Hello list, let's take the following /proc/interrupts dump (CPU2,CPU3 trimmed)... CPU0 CPU1 0: 37041766 37038991 IO-APIC-edge timer 1: 10 2 IO-APIC-edge i8042 8: 0 0 IO-APIC-edge rtc 9: 0

Re: IRQ splitting

2007-04-05 Thread Lennart Sorensen
On Thu, Apr 05, 2007 at 12:40:57PM +0200, Jan Engelhardt wrote: > let's take the following /proc/interrupts dump (CPU2,CPU3 trimmed)... > >CPU0 CPU1 > 0: 37041766 37038991 IO-APIC-edge timer > 1: 10 2 IO-APIC-edge i8042 > 8: 0 0 I

Re: IRQ splitting

2007-04-05 Thread Mark Hounschell
Jiri Kosina wrote: > On Thu, 5 Apr 2007, Jan Engelhardt wrote: > >> My question is whether it is possible that eth0's interrupts go to CPU0 > > Documentation/IRQ-affinity.txt > There is nothing in there tells ya how to get them off the same IRQ. That has to be done first usually be moving one

Re: IRQ splitting

2007-04-05 Thread Jiri Kosina
On Thu, 5 Apr 2007, Jan Engelhardt wrote: > My question is whether it is possible that eth0's interrupts go to CPU0 Documentation/IRQ-affinity.txt -- Jiri Kosina - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordo

IRQ splitting

2007-04-05 Thread Jan Engelhardt
Hello list, let's take the following /proc/interrupts dump (CPU2,CPU3 trimmed)... CPU0 CPU1 0: 37041766 37038991 IO-APIC-edge timer 1: 10 2 IO-APIC-edge i8042 8: 0 0 IO-APIC-edge rtc 9: 0 0 IO-APIC-level a