Re: [PATCH] perf/core: fast breakpoint modification via _IOC_MODIFY_BREAKPOINT

Jiri Olsa
2017-11-08T14:15:27Z

On Mon, Nov 06, 2017 at 07:04:40AM -0800, Milind Chabbi wrote:
> Hi Jirka,
>
> I see the tabs in my sent email, do you have suggestions on how best to
> send this patch so that the tabs are preserved by the email client?
> Can anybody else also check if they received with/without tabs?
>
> release_bp_slot/reserve_bp_slot majic is not necessary since
> _IOC_MODIFY_BREAKPOINT ioctl modifies an already registered breakpoint
> without affecting the count of breakpoints active.

but AFAICS you allow to change the breakpoint type (bp_type)
and slot counts are based on the breakpoint type

jirka