Re: [PATCH] tracing/x86: Update syscall trace events to handle new x86 syscall func names

From: Arnaldo Carvalho de Melo
Date: Tue Apr 17 2018 - 12:44:42 EST


Em Tue, Apr 17, 2018 at 12:40:19PM -0400, Steven Rostedt escreveu:
> On Tue, 17 Apr 2018 13:35:27 -0300
> Arnaldo Carvalho de Melo <acme@xxxxxxxxxx> wrote:
>
>
> > [root@jouet ~]# perf test openat
> > 2: Detect openat syscall event : Ok
> > 3: Detect openat syscall event on all cpus : Ok
> > 15: syscalls:sys_enter_openat event fields : Ok
> > [root@jouet ~]#
> >
> > [root@jouet ~]# perf trace -e nanosleep,syscalls:*nanosleep sleep 1
> > 0.000 ( ): syscalls:sys_enter_nanosleep:rqtp: 0x7ffd9f737950, rmtp: 0x00000000
> > 0.009 ( ): sleep/7905 nanosleep(rqtp: 0x7ffd9f737950 ) ...
> > 1000.204 ( ): syscalls:sys_exit_nanosleep:0x0
> > 0.009 (1000.217 ms): sleep/7905 ... [continued]: nanosleep()) = 0
> > [root@jouet ~]#
> >
> > Works, so the regression seems to be fixed, without looking at the code
> > that much:
> >
> > Tested-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
>
> But does this still work on x86_32? I'll test that out. Thanks for
> testing, but I may have another patch soon.

I haven't tested that case, no.

- Arnaldo