Em Mon, Jan 06, 2014 at 10:01:35PM +0100, Yann Droneaud escreveu:
> Hi,
>
> Le lundi 06 janvier 2014 à 11:43 -0300, Arnaldo Carvalho de Melo a
> écrit :
> > Em Mon, Jan 06, 2014 at 12:24:36PM +0100, Peter Zijlstra escreveu:
>
> > > acme, ACK? I was thinking I'd keep these two patches together so
Hi,
Le lundi 06 janvier 2014 à 11:43 -0300, Arnaldo Carvalho de Melo a
écrit :
> Em Mon, Jan 06, 2014 at 12:24:36PM +0100, Peter Zijlstra escreveu:
> > acme, ACK? I was thinking I'd keep these two patches together so the
> > entire things lands in tip in one go?
>
> Nope, it should notice the EI
Hi,
Le lundi 06 janvier 2014 à 08:52 -0800, Andi Kleen a écrit :
> > AFAICT its got nothing to do with threaded or not, but only with exec()
> > and we do in fact call exec() quite a lot in perf.
> >
> > It ensures we do not leak open perf FDs into our child processes. Now
> > I'm not entirely su
> AFAICT its got nothing to do with threaded or not, but only with exec()
> and we do in fact call exec() quite a lot in perf.
>
> It ensures we do not leak open perf FDs into our child processes. Now
> I'm not entirely sure how we do the exec these days but I think we were
> good about not not le
On Mon, Jan 06, 2014 at 08:27:54AM -0800, Andi Kleen wrote:
> On Mon, Jan 06, 2014 at 11:51:25AM +0100, Yann Droneaud wrote:
> > In a previous patch [1][2], flag PERF_FLAG_FD_CLOEXEC was
> > added to perf_event_open(2) syscall to allows userspace
> > to enable close-on-exec behavor atomically when
On Mon, Jan 06, 2014 at 11:51:25AM +0100, Yann Droneaud wrote:
> In a previous patch [1][2], flag PERF_FLAG_FD_CLOEXEC was
> added to perf_event_open(2) syscall to allows userspace
> to enable close-on-exec behavor atomically when creating
> the file descriptor.
>
> This patch makes perf tools use
Hi,
Le lundi 06 janvier 2014 à 15:22 +0100, Jiri Olsa a écrit :
> On Mon, Jan 06, 2014 at 11:51:25AM +0100, Yann Droneaud wrote:
> > In a previous patch [1][2], flag PERF_FLAG_FD_CLOEXEC was
> > added to perf_event_open(2) syscall to allows userspace
> > to enable close-on-exec behavor atomically
Em Mon, Jan 06, 2014 at 12:24:36PM +0100, Peter Zijlstra escreveu:
> On Mon, Jan 06, 2014 at 11:51:25AM +0100, Yann Droneaud wrote:
> > In a previous patch [1][2], flag PERF_FLAG_FD_CLOEXEC was
> > added to perf_event_open(2) syscall to allows userspace
> > to enable close-on-exec behavor atomicall
On Mon, Jan 06, 2014 at 11:51:25AM +0100, Yann Droneaud wrote:
> In a previous patch [1][2], flag PERF_FLAG_FD_CLOEXEC was
> added to perf_event_open(2) syscall to allows userspace
> to enable close-on-exec behavor atomically when creating
> the file descriptor.
>
> This patch makes perf tools use
On Mon, Jan 06, 2014 at 11:51:25AM +0100, Yann Droneaud wrote:
> In a previous patch [1][2], flag PERF_FLAG_FD_CLOEXEC was
> added to perf_event_open(2) syscall to allows userspace
> to enable close-on-exec behavor atomically when creating
> the file descriptor.
>
> This patch makes perf tools use
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