Re: [PATCH 2.6.21-rc5] MSI: read-flush MSI-X table (rev 2)

2007-03-29 Thread Eric W. Biederman
"Williams, Mitch A" <[EMAIL PROTECTED]> writes: > Chuck Ebbert wrote: >>Are you going to post one for 2.6.20 as well? Some people might be >>interested... > > The first time I posted this patch, Greg KH indicated that he thought > it was too intrusive to add to -stable, especially considering that

Re: [PATCH 2.6.21-rc5] MSI: read-flush MSI-X table (rev 2)

2007-03-29 Thread Eric W. Biederman
"Williams, Mitch A" <[EMAIL PROTECTED]> writes: > Chuck Ebbert wrote: >>Are you going to post one for 2.6.20 as well? Some people might be >>interested... > > The first time I posted this patch, Greg KH indicated that he thought > it was too intrusive to add to -stable, especially considering that

Re: [PATCH 2.6.21-rc5] MSI: read-flush MSI-X table (rev 2)

2007-03-29 Thread Chuck Ebbert
Williams, Mitch A wrote: > Chuck Ebbert wrote: >> Are you going to post one for 2.6.20 as well? Some people might be >> interested... > > The first time I posted this patch, Greg KH indicated that he thought > it was too intrusive to add to -stable, especially considering that > our MSI-X capable

RE: [PATCH 2.6.21-rc5] MSI: read-flush MSI-X table (rev 2)

2007-03-29 Thread Williams, Mitch A
Chuck Ebbert wrote: >Are you going to post one for 2.6.20 as well? Some people might be >interested... The first time I posted this patch, Greg KH indicated that he thought it was too intrusive to add to -stable, especially considering that our MSI-X capable hardware isn't in the field yet. So th

RE: [PATCH 2.6.21-rc5] MSI: read-flush MSI-X table (rev 2)

2007-03-29 Thread Williams, Mitch A
Eric W. Biederman wrote: >Do we still need the flush the set affinity routines? >Shouldn't flush in mask and unmask should now be enough? Yeah, I think you're right. I've removed that call, and we're running some basic validation on the change. I'll post a new patch tomorrow AM. -Mitch - To un

Re: [PATCH 2.6.21-rc5] MSI: read-flush MSI-X table (rev 2)

2007-03-29 Thread Randy Dunlap
On Thu, 29 Mar 2007 13:25:34 -0400 Chuck Ebbert wrote: > > Are you going to post one for 2.6.20 as well? Some people might be > interested... Please don't drop cc:s. --- ~Randy *** Remember to use Documentation/SubmitChecklist when testing your code *** - To unsubscribe from this list: send the

Re: [PATCH 2.6.21-rc5] MSI: read-flush MSI-X table (rev 2)

2007-03-29 Thread Chuck Ebbert
Mitch Williams wrote: > This patch fixes a kernel bug which is triggered when using the > irqbalance daemon with MSI-X hardware. > > Because both MSI-X interrupt messages and MSI-X table writes are posted, > it's possible for them to cross while in-flight. This results in > interrupts being recei

Re: [PATCH 2.6.21-rc5] MSI: read-flush MSI-X table (rev 2)

2007-03-29 Thread Eric W. Biederman
Mitch Williams <[EMAIL PROTECTED]> writes: > This patch fixes a kernel bug which is triggered when using the > irqbalance daemon with MSI-X hardware. > > Because both MSI-X interrupt messages and MSI-X table writes are posted, > it's possible for them to cross while in-flight. This results in > i

[PATCH 2.6.21-rc5] MSI: read-flush MSI-X table (rev 2)

2007-03-29 Thread Mitch Williams
This patch fixes a kernel bug which is triggered when using the irqbalance daemon with MSI-X hardware. Because both MSI-X interrupt messages and MSI-X table writes are posted, it's possible for them to cross while in-flight. This results in interrupts being received long after the kernel thinks t