Re: modules still have .debug_* (was Re: [PATCH 0/3] ARC unwinder switch to .eh_frame)

2016-09-22 Thread Daniel Mentz
On Thu, Sep 22, 2016 at 1:59 PM, Vineet Gupta wrote: > Hi Daniel, > > On 09/19/2016 06:21 PM, Daniel Mentz wrote: >> I confirmed that the .eh_frame section is present and that the >> .debug_frame section is absent. I also verified that the file size of >> the .ko files are small enough for our emb

modules still have .debug_* (was Re: [PATCH 0/3] ARC unwinder switch to .eh_frame)

2016-09-22 Thread Vineet Gupta
Hi Daniel, On 09/19/2016 06:21 PM, Daniel Mentz wrote: > I confirmed that the .eh_frame section is present and that the > .debug_frame section is absent. I also verified that the file size of > the .ko files are small enough for our embedded platform and that > unnecessary sections like .debug_inf

Re: [PATCH 0/3] ARC unwinder switch to .eh_frame

2016-09-22 Thread Vineet Gupta
Hi Daniel, On 09/19/2016 11:13 PM, Vineet Gupta wrote: > On 09/19/2016 06:21 PM, Daniel Mentz wrote: >> > Hi Vineet, >> > >> > Thank you for your patches. I applied them, and verified that >> > unwinding works with code that is compiled into the kernel image as >> > well as kernel modules. >> > I

Re: perf event grouping for dummies (was Re: [PATCH] arc: perf: Enable generic "cache-references" and "cache-misses" events)

2016-09-22 Thread Arnaldo Carvalho de Melo
Em Thu, Sep 22, 2016 at 01:23:04PM -0500, Paul Clarke escreveu: > On 09/22/2016 12:50 PM, Vineet Gupta wrote: > >On 09/22/2016 12:56 AM, Peter Zijlstra wrote: > >>On Wed, Sep 21, 2016 at 07:43:28PM -0500, Paul Clarke wrote: > >>>On 09/20/2016 03:56 PM, Vineet Gupta wrote: > On 09/01/2016 01:33

Re: perf event grouping for dummies (was Re: [PATCH] arc: perf: Enable generic "cache-references" and "cache-misses" events)

2016-09-22 Thread Paul Clarke
On 09/22/2016 12:50 PM, Vineet Gupta wrote: On 09/22/2016 12:56 AM, Peter Zijlstra wrote: On Wed, Sep 21, 2016 at 07:43:28PM -0500, Paul Clarke wrote: On 09/20/2016 03:56 PM, Vineet Gupta wrote: On 09/01/2016 01:33 AM, Peter Zijlstra wrote: - is that what perf event grouping is ? Again, nop

Re: perf event grouping for dummies (was Re: [PATCH] arc: perf: Enable generic "cache-references" and "cache-misses" events)

2016-09-22 Thread Vineet Gupta
On 09/22/2016 12:56 AM, Peter Zijlstra wrote: > On Wed, Sep 21, 2016 at 07:43:28PM -0500, Paul Clarke wrote: >> On 09/20/2016 03:56 PM, Vineet Gupta wrote: >>> On 09/01/2016 01:33 AM, Peter Zijlstra wrote: > - is that what perf event grouping is ? Again, nope. Perf event groups are si

[PATCH 4.7 162/184] ARC: uaccess: get_user to zero out dest in cause of fault

2016-09-22 Thread Greg Kroah-Hartman
4.7-stable review patch. If anyone has any objections, please let me know. -- From: Vineet Gupta commit 05d9d0b96e53c52a113fd783c0c97c830c8dc7af upstream. Al reported potential issue with ARC get_user() as it wasn't clearing out destination pointer in case of fault due to bad

[PATCH 4.4 099/118] ARC: uaccess: get_user to zero out dest in cause of fault

2016-09-22 Thread Greg Kroah-Hartman
4.4-stable review patch. If anyone has any objections, please let me know. -- From: Vineet Gupta commit 05d9d0b96e53c52a113fd783c0c97c830c8dc7af upstream. Al reported potential issue with ARC get_user() as it wasn't clearing out destination pointer in case of fault due to bad

Re: perf event grouping for dummies (was Re: [PATCH] arc: perf: Enable generic "cache-references" and "cache-misses" events)

2016-09-22 Thread Peter Zijlstra
On Wed, Sep 21, 2016 at 07:43:28PM -0500, Paul Clarke wrote: > On 09/20/2016 03:56 PM, Vineet Gupta wrote: > >On 09/01/2016 01:33 AM, Peter Zijlstra wrote: > >>>- is that what perf event grouping is ? > >> > >>Again, nope. Perf event groups are single counter (so no implicit > >>addition) that are