Re: [PATCH] arm: armv7: perf: fix armv7 ref-cycles error

2014-10-09 Thread gre...@linuxfoundation.org
On Thu, Oct 09, 2014 at 03:13:00PM +0800, zhangzhiqiang wrote: > On 2014/10/9 11:41, gre...@linuxfoundation.org wrote: > > On Thu, Oct 09, 2014 at 11:07:04AM +0800, zhangzhiqiang wrote: > >> On 2014/10/8 21:38, Will Deacon wrote: > >>> On Wed, Oct 08, 2014 at 02:31:47PM +0100,

Re: [PATCH] arm: armv7: perf: fix armv7 ref-cycles error

2014-10-09 Thread zhangzhiqiang
On 2014/10/9 11:41, gre...@linuxfoundation.org wrote: > On Thu, Oct 09, 2014 at 11:07:04AM +0800, zhangzhiqiang wrote: >> On 2014/10/8 21:38, Will Deacon wrote: >>> On Wed, Oct 08, 2014 at 02:31:47PM +0100, gre...@linuxfoundation.org wrote: On Wed, Oct 08, 2014 at 10:17:41AM +0100, Will

Re: [PATCH] arm: armv7: perf: fix armv7 ref-cycles error

2014-10-09 Thread zhangzhiqiang
On 2014/10/9 11:41, gre...@linuxfoundation.org wrote: On Thu, Oct 09, 2014 at 11:07:04AM +0800, zhangzhiqiang wrote: On 2014/10/8 21:38, Will Deacon wrote: On Wed, Oct 08, 2014 at 02:31:47PM +0100, gre...@linuxfoundation.org wrote: On Wed, Oct 08, 2014 at 10:17:41AM +0100, Will Deacon wrote:

Re: [PATCH] arm: armv7: perf: fix armv7 ref-cycles error

2014-10-09 Thread gre...@linuxfoundation.org
On Thu, Oct 09, 2014 at 03:13:00PM +0800, zhangzhiqiang wrote: On 2014/10/9 11:41, gre...@linuxfoundation.org wrote: On Thu, Oct 09, 2014 at 11:07:04AM +0800, zhangzhiqiang wrote: On 2014/10/8 21:38, Will Deacon wrote: On Wed, Oct 08, 2014 at 02:31:47PM +0100, gre...@linuxfoundation.org

Re: [PATCH] arm: armv7: perf: fix armv7 ref-cycles error

2014-10-08 Thread gre...@linuxfoundation.org
On Thu, Oct 09, 2014 at 11:07:04AM +0800, zhangzhiqiang wrote: > On 2014/10/8 21:38, Will Deacon wrote: > > On Wed, Oct 08, 2014 at 02:31:47PM +0100, gre...@linuxfoundation.org wrote: > >> On Wed, Oct 08, 2014 at 10:17:41AM +0100, Will Deacon wrote: > >>> On Wed, Oct 08, 2014 at 04:06:12AM +0100,

Re: [PATCH] arm: armv7: perf: fix armv7 ref-cycles error

2014-10-08 Thread zhangzhiqiang
On 2014/10/8 21:38, Will Deacon wrote: > On Wed, Oct 08, 2014 at 02:31:47PM +0100, gre...@linuxfoundation.org wrote: >> On Wed, Oct 08, 2014 at 10:17:41AM +0100, Will Deacon wrote: >>> On Wed, Oct 08, 2014 at 04:06:12AM +0100, zhangzhiqiang wrote: hi all,

Re: [PATCH] arm: armv7: perf: fix armv7 ref-cycles error

2014-10-08 Thread Will Deacon
On Wed, Oct 08, 2014 at 02:31:47PM +0100, gre...@linuxfoundation.org wrote: > On Wed, Oct 08, 2014 at 10:17:41AM +0100, Will Deacon wrote: > > On Wed, Oct 08, 2014 at 04:06:12AM +0100, zhangzhiqiang wrote: > > > hi all, > > > > > > > > > ref-cycles event

Re: [PATCH] arm: armv7: perf: fix armv7 ref-cycles error

2014-10-08 Thread gre...@linuxfoundation.org
On Wed, Oct 08, 2014 at 10:17:41AM +0100, Will Deacon wrote: > On Wed, Oct 08, 2014 at 04:06:12AM +0100, zhangzhiqiang wrote: > > hi all, > > > > > > ref-cycles event is specially to Intel core, but can still used in arm > > architecture > > with the

Re: [PATCH] arm: armv7: perf: fix armv7 ref-cycles error

2014-10-08 Thread Will Deacon
On Wed, Oct 08, 2014 at 04:06:12AM +0100, zhangzhiqiang wrote: > hi all, > > > ref-cycles event is specially to Intel core, but can still used in arm > architecture > with the wrong return value with 3.10 stable. for instance: > > perf stat -e

Re: [PATCH] arm: armv7: perf: fix armv7 ref-cycles error

2014-10-08 Thread Will Deacon
On Wed, Oct 08, 2014 at 04:06:12AM +0100, zhangzhiqiang wrote: hi all, ref-cycles event is specially to Intel core, but can still used in arm architecture with the wrong return value with 3.10 stable. for instance: perf stat -e ref-cycles sleep

Re: [PATCH] arm: armv7: perf: fix armv7 ref-cycles error

2014-10-08 Thread gre...@linuxfoundation.org
On Wed, Oct 08, 2014 at 10:17:41AM +0100, Will Deacon wrote: On Wed, Oct 08, 2014 at 04:06:12AM +0100, zhangzhiqiang wrote: hi all, ref-cycles event is specially to Intel core, but can still used in arm architecture with the wrong return

Re: [PATCH] arm: armv7: perf: fix armv7 ref-cycles error

2014-10-08 Thread Will Deacon
On Wed, Oct 08, 2014 at 02:31:47PM +0100, gre...@linuxfoundation.org wrote: On Wed, Oct 08, 2014 at 10:17:41AM +0100, Will Deacon wrote: On Wed, Oct 08, 2014 at 04:06:12AM +0100, zhangzhiqiang wrote: hi all, ref-cycles event is specially to

Re: [PATCH] arm: armv7: perf: fix armv7 ref-cycles error

2014-10-08 Thread zhangzhiqiang
On 2014/10/8 21:38, Will Deacon wrote: On Wed, Oct 08, 2014 at 02:31:47PM +0100, gre...@linuxfoundation.org wrote: On Wed, Oct 08, 2014 at 10:17:41AM +0100, Will Deacon wrote: On Wed, Oct 08, 2014 at 04:06:12AM +0100, zhangzhiqiang wrote: hi all,

Re: [PATCH] arm: armv7: perf: fix armv7 ref-cycles error

2014-10-08 Thread gre...@linuxfoundation.org
On Thu, Oct 09, 2014 at 11:07:04AM +0800, zhangzhiqiang wrote: On 2014/10/8 21:38, Will Deacon wrote: On Wed, Oct 08, 2014 at 02:31:47PM +0100, gre...@linuxfoundation.org wrote: On Wed, Oct 08, 2014 at 10:17:41AM +0100, Will Deacon wrote: On Wed, Oct 08, 2014 at 04:06:12AM +0100,

[PATCH] arm: armv7: perf: fix armv7 ref-cycles error

2014-10-07 Thread zhangzhiqiang
hi all, ref-cycles event is specially to Intel core, but can still used in arm architecture with the wrong return value with 3.10 stable. for instance: perf stat -e ref-cycles sleep 1 Performance counter stats for 'sleep 1': 0 ref-cycles

[PATCH] arm: armv7: perf: fix armv7 ref-cycles error

2014-10-07 Thread zhangzhiqiang
hi all, ref-cycles event is specially to Intel core, but can still used in arm architecture with the wrong return value with 3.10 stable. for instance: perf stat -e ref-cycles sleep 1 Performance counter stats for 'sleep 1': 0 ref-cycles

Patch "arm: armv7: perf: fix armv7 ref-cycles error" has been added to the 3.16-stable tree

2014-10-03 Thread gregkh
This is a note to let you know that I've just added the patch titled arm: armv7: perf: fix armv7 ref-cycles error to the 3.16-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is:

Patch arm: armv7: perf: fix armv7 ref-cycles error has been added to the 3.16-stable tree

2014-10-03 Thread gregkh
This is a note to let you know that I've just added the patch titled arm: armv7: perf: fix armv7 ref-cycles error to the 3.16-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is:

Fwd: [PATCH] arm: armv7: perf: fix armv7 ref-cycles error

2014-09-26 Thread zhangzhiqiang
hi all, ref-cycles event is specially to Intel core, but can still used in arm architecture with the wrong return value with 3.10 stable. this patch fix the bug and make it return NOT SUPPORTED distinctly. In upstream this bug has been fixed by other

Fwd: [PATCH] arm: armv7: perf: fix armv7 ref-cycles error

2014-09-26 Thread zhangzhiqiang
hi all, ref-cycles event is specially to Intel core, but can still used in arm architecture with the wrong return value with 3.10 stable. this patch fix the bug and make it return NOT SUPPORTED distinctly. In upstream this bug has been fixed by other