Re: [lkp] [x86/MSI] 52f518a3a7c: -30.5% netperf.Throughput_tps

2015-06-16 Thread Thomas Gleixner
On Tue, 16 Jun 2015, Jiang Liu wrote: > On 2015/6/16 1:52, Thomas Gleixner wrote: > > On Mon, 15 Jun 2015, Huang Ying wrote: > > > >> FYI, we noticed the below changes on > >> > >> git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master > >> commit

Re: [lkp] [x86/MSI] 52f518a3a7c: -30.5% netperf.Throughput_tps

2015-06-16 Thread Thomas Gleixner
On Tue, 16 Jun 2015, Jiang Liu wrote: On 2015/6/16 1:52, Thomas Gleixner wrote: On Mon, 15 Jun 2015, Huang Ying wrote: FYI, we noticed the below changes on git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master commit 52f518a3a7c2f80551a38d38be28bc9f335e713c

Re: [lkp] [x86/MSI] 52f518a3a7c: -30.5% netperf.Throughput_tps

2015-06-15 Thread Jiang Liu
On 2015/6/16 13:41, Huang Ying wrote: > Hi, Gerry, > > On Tue, 2015-06-16 at 10:09 +0800, Jiang Liu wrote: >> On 2015/6/16 1:52, Thomas Gleixner wrote: >>> On Mon, 15 Jun 2015, Huang Ying wrote: >> lkml.org/lkml/2015/6/1/80 >> The root cause is that, with hierarchy irqdomain enabled, >>

Re: [lkp] [x86/MSI] 52f518a3a7c: -30.5% netperf.Throughput_tps

2015-06-15 Thread Huang Ying
Hi, Gerry, On Tue, 2015-06-16 at 10:09 +0800, Jiang Liu wrote: > On 2015/6/16 1:52, Thomas Gleixner wrote: > > On Mon, 15 Jun 2015, Huang Ying wrote: > > > >> FYI, we noticed the below changes on > >> > >> git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master > >> commit

Re: [lkp] [x86/MSI] 52f518a3a7c: -30.5% netperf.Throughput_tps

2015-06-15 Thread Jiang Liu
On 2015/6/16 1:52, Thomas Gleixner wrote: > On Mon, 15 Jun 2015, Huang Ying wrote: > >> FYI, we noticed the below changes on >> >> git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master >> commit 52f518a3a7c2f80551a38d38be28bc9f335e713c ("x86/MSI: Use hierarchical >> irqdomains

Re: [lkp] [x86/MSI] 52f518a3a7c: -30.5% netperf.Throughput_tps

2015-06-15 Thread Thomas Gleixner
On Mon, 15 Jun 2015, Huang Ying wrote: > FYI, we noticed the below changes on > > git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master > commit 52f518a3a7c2f80551a38d38be28bc9f335e713c ("x86/MSI: Use hierarchical > irqdomains to manage MSI interrupts") > I really

Re: [lkp] [x86/MSI] 52f518a3a7c: -30.5% netperf.Throughput_tps

2015-06-15 Thread Jiang Liu
On 2015/6/16 1:52, Thomas Gleixner wrote: On Mon, 15 Jun 2015, Huang Ying wrote: FYI, we noticed the below changes on git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master commit 52f518a3a7c2f80551a38d38be28bc9f335e713c (x86/MSI: Use hierarchical irqdomains to manage

Re: [lkp] [x86/MSI] 52f518a3a7c: -30.5% netperf.Throughput_tps

2015-06-15 Thread Jiang Liu
On 2015/6/16 13:41, Huang Ying wrote: Hi, Gerry, On Tue, 2015-06-16 at 10:09 +0800, Jiang Liu wrote: On 2015/6/16 1:52, Thomas Gleixner wrote: On Mon, 15 Jun 2015, Huang Ying wrote: lkml.org/lkml/2015/6/1/80 The root cause is that, with hierarchy irqdomain enabled, there are multiple

Re: [lkp] [x86/MSI] 52f518a3a7c: -30.5% netperf.Throughput_tps

2015-06-15 Thread Thomas Gleixner
On Mon, 15 Jun 2015, Huang Ying wrote: FYI, we noticed the below changes on git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master commit 52f518a3a7c2f80551a38d38be28bc9f335e713c (x86/MSI: Use hierarchical irqdomains to manage MSI interrupts) I really appreciate this

Re: [lkp] [x86/MSI] 52f518a3a7c: -30.5% netperf.Throughput_tps

2015-06-15 Thread Huang Ying
Hi, Gerry, On Tue, 2015-06-16 at 10:09 +0800, Jiang Liu wrote: On 2015/6/16 1:52, Thomas Gleixner wrote: On Mon, 15 Jun 2015, Huang Ying wrote: FYI, we noticed the below changes on git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master commit