Re: [PATCH] arm64: add OProfile support

2014-05-05 Thread William Cohen
On 05/05/2014 04:04 AM, Ding Tianhong wrote: > On 2014/4/29 4:39, William Cohen wrote: >> On 04/27/2014 10:32 PM, Ding Tianhong wrote: >>> On 2014/4/26 18:22, Ding Tianhong wrote: On 2014/4/26 17:23, Catalin Marinas wrote: > On 26 Apr 2014, at 09:38, Ding Tianhong wrote: >> Add

Re: [PATCH] arm64: add OProfile support

2014-05-05 Thread Ding Tianhong
On 2014/4/29 4:39, William Cohen wrote: > On 04/27/2014 10:32 PM, Ding Tianhong wrote: >> On 2014/4/26 18:22, Ding Tianhong wrote: >>> On 2014/4/26 17:23, Catalin Marinas wrote: On 26 Apr 2014, at 09:38, Ding Tianhong wrote: > Add OProfile support for arm64, using the perf backend, and

Re: [PATCH] arm64: add OProfile support

2014-05-05 Thread Ding Tianhong
On 2014/4/29 4:39, William Cohen wrote: On 04/27/2014 10:32 PM, Ding Tianhong wrote: On 2014/4/26 18:22, Ding Tianhong wrote: On 2014/4/26 17:23, Catalin Marinas wrote: On 26 Apr 2014, at 09:38, Ding Tianhong dingtianh...@huawei.com wrote: Add OProfile support for arm64, using the perf

Re: [PATCH] arm64: add OProfile support

2014-05-05 Thread William Cohen
On 05/05/2014 04:04 AM, Ding Tianhong wrote: On 2014/4/29 4:39, William Cohen wrote: On 04/27/2014 10:32 PM, Ding Tianhong wrote: On 2014/4/26 18:22, Ding Tianhong wrote: On 2014/4/26 17:23, Catalin Marinas wrote: On 26 Apr 2014, at 09:38, Ding Tianhong dingtianh...@huawei.com wrote: Add

Re: [PATCH] arm64: add OProfile support

2014-04-28 Thread Will Deacon
On Mon, Apr 28, 2014 at 03:32:04AM +0100, Ding Tianhong wrote: > On 2014/4/26 18:22, Ding Tianhong wrote: > > On 2014/4/26 17:23, Catalin Marinas wrote: > >> On 26 Apr 2014, at 09:38, Ding Tianhong wrote: > >>> Add OProfile support for arm64, using the perf backend, and failing back > >>> to

Re: [PATCH] arm64: add OProfile support

2014-04-28 Thread Will Deacon
On Mon, Apr 28, 2014 at 03:32:04AM +0100, Ding Tianhong wrote: On 2014/4/26 18:22, Ding Tianhong wrote: On 2014/4/26 17:23, Catalin Marinas wrote: On 26 Apr 2014, at 09:38, Ding Tianhong dingtianh...@huawei.com wrote: Add OProfile support for arm64, using the perf backend, and failing back

Re: [PATCH] arm64: add OProfile support

2014-04-27 Thread Ding Tianhong
On 2014/4/26 18:22, Ding Tianhong wrote: > On 2014/4/26 17:23, Catalin Marinas wrote: >> On 26 Apr 2014, at 09:38, Ding Tianhong wrote: >>> Add OProfile support for arm64, using the perf backend, and failing back >>> to generic timer based sampling if PMU interrupt is not supported. >>> >>> I

Re: [PATCH] arm64: add OProfile support

2014-04-27 Thread Ding Tianhong
On 2014/4/26 18:22, Ding Tianhong wrote: On 2014/4/26 17:23, Catalin Marinas wrote: On 26 Apr 2014, at 09:38, Ding Tianhong dingtianh...@huawei.com wrote: Add OProfile support for arm64, using the perf backend, and failing back to generic timer based sampling if PMU interrupt is not

Re: [PATCH] arm64: add OProfile support

2014-04-26 Thread Ding Tianhong
On 2014/4/26 17:23, Catalin Marinas wrote: > On 26 Apr 2014, at 09:38, Ding Tianhong wrote: >> Add OProfile support for arm64, using the perf backend, and failing back >> to generic timer based sampling if PMU interrupt is not supported. >> >> I have test this patch on Cortex-A53 and Cortex-A57

Re: [PATCH] arm64: add OProfile support

2014-04-26 Thread Catalin Marinas
On 26 Apr 2014, at 09:38, Ding Tianhong wrote: > Add OProfile support for arm64, using the perf backend, and failing back > to generic timer based sampling if PMU interrupt is not supported. > > I have test this patch on Cortex-A53 and Cortex-A57 motherboard, the OProfile > could work well by

[PATCH] arm64: add OProfile support

2014-04-26 Thread Ding Tianhong
Add OProfile support for arm64, using the perf backend, and failing back to generic timer based sampling if PMU interrupt is not supported. I have test this patch on Cortex-A53 and Cortex-A57 motherboard, the OProfile could work well by PMU irq or arch timer irq. Signed-off-by: Xinwei Hu

[PATCH] arm64: add OProfile support

2014-04-26 Thread Ding Tianhong
Add OProfile support for arm64, using the perf backend, and failing back to generic timer based sampling if PMU interrupt is not supported. I have test this patch on Cortex-A53 and Cortex-A57 motherboard, the OProfile could work well by PMU irq or arch timer irq. Signed-off-by: Xinwei Hu

Re: [PATCH] arm64: add OProfile support

2014-04-26 Thread Catalin Marinas
On 26 Apr 2014, at 09:38, Ding Tianhong dingtianh...@huawei.com wrote: Add OProfile support for arm64, using the perf backend, and failing back to generic timer based sampling if PMU interrupt is not supported. I have test this patch on Cortex-A53 and Cortex-A57 motherboard, the OProfile

Re: [PATCH] arm64: add OProfile support

2014-04-26 Thread Ding Tianhong
On 2014/4/26 17:23, Catalin Marinas wrote: On 26 Apr 2014, at 09:38, Ding Tianhong dingtianh...@huawei.com wrote: Add OProfile support for arm64, using the perf backend, and failing back to generic timer based sampling if PMU interrupt is not supported. I have test this patch on Cortex-A53