Re: [PATCHv2 0/8] hw_breakpoint: Breakpoint modification fixes and new modify ioctl

2018-03-12 Thread Jiri Olsa
On Mon, Mar 12, 2018 at 12:20:41PM +0100, Ingo Molnar wrote: SNIP > > It's also available in here: > > https://git.kernel.org/pub/scm/linux/kernel/git/jolsa/perf.git > > perf/bp > > > > v2 changes: > > - added check for the rest of the perf_event_attr fields > > to be the same as for

Re: [PATCHv2 0/8] hw_breakpoint: Breakpoint modification fixes and new modify ioctl

2018-03-12 Thread Jiri Olsa
On Mon, Mar 12, 2018 at 12:20:41PM +0100, Ingo Molnar wrote: SNIP > > It's also available in here: > > https://git.kernel.org/pub/scm/linux/kernel/git/jolsa/perf.git > > perf/bp > > > > v2 changes: > > - added check for the rest of the perf_event_attr fields > > to be the same as for

Re: [PATCHv2 0/8] hw_breakpoint: Breakpoint modification fixes and new modify ioctl

2018-03-12 Thread Ingo Molnar
* Jiri Olsa wrote: > hi, > Milind Chabbi introduced new ioctl interface to change > live breakpoint [1]. It allows to change its bp_addr, > bp_len and bp_type throught new ioctl for perf breakpoint > event. > > We already have a kernel interface for this via >

Re: [PATCHv2 0/8] hw_breakpoint: Breakpoint modification fixes and new modify ioctl

2018-03-12 Thread Ingo Molnar
* Jiri Olsa wrote: > hi, > Milind Chabbi introduced new ioctl interface to change > live breakpoint [1]. It allows to change its bp_addr, > bp_len and bp_type throught new ioctl for perf breakpoint > event. > > We already have a kernel interface for this via > modify_user_hw_breakpoint

Re: [PATCHv2 0/8] hw_breakpoint: Breakpoint modification fixes and new modify ioctl

2018-02-04 Thread Jiri Olsa
PING thanks, jirka On Wed, Nov 29, 2017 at 09:38:45AM +0100, Jiri Olsa wrote: > hi, > Milind Chabbi introduced new ioctl interface to change > live breakpoint [1]. It allows to change its bp_addr, > bp_len and bp_type throught new ioctl for perf breakpoint > event. > > We already have a kernel

Re: [PATCHv2 0/8] hw_breakpoint: Breakpoint modification fixes and new modify ioctl

2018-02-04 Thread Jiri Olsa
PING thanks, jirka On Wed, Nov 29, 2017 at 09:38:45AM +0100, Jiri Olsa wrote: > hi, > Milind Chabbi introduced new ioctl interface to change > live breakpoint [1]. It allows to change its bp_addr, > bp_len and bp_type throught new ioctl for perf breakpoint > event. > > We already have a kernel

[PATCHv2 0/8] hw_breakpoint: Breakpoint modification fixes and new modify ioctl

2017-11-29 Thread Jiri Olsa
hi, Milind Chabbi introduced new ioctl interface to change live breakpoint [1]. It allows to change its bp_addr, bp_len and bp_type throught new ioctl for perf breakpoint event. We already have a kernel interface for this via modify_user_hw_breakpoint function. This function however does not

[PATCHv2 0/8] hw_breakpoint: Breakpoint modification fixes and new modify ioctl

2017-11-29 Thread Jiri Olsa
hi, Milind Chabbi introduced new ioctl interface to change live breakpoint [1]. It allows to change its bp_addr, bp_len and bp_type throught new ioctl for perf breakpoint event. We already have a kernel interface for this via modify_user_hw_breakpoint function. This function however does not