From mboxrd@z Thu Jan 1 00:00:00 1970 From: Steven Rostedt Subject: Re: [PATCH 1/5] ring_buffer: Export for_each_buffer_cpu() Date: Wed, 18 Jan 2012 20:18:43 -0500 Message-ID: <1326935923.17534.94.camel@gandalf.stny.rr.com> References: <1326926610-17830-1-git-send-email-rw@linutronix.de> <1326926610-17830-2-git-send-email-rw@linutronix.de> Mime-Version: 1.0 Content-Type: text/plain; charset="ISO-8859-15" Content-Transfer-Encoding: 7bit Cc: netfilter-devel@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Richard Weinberger To: Richard Weinberger Return-path: In-Reply-To: <1326926610-17830-2-git-send-email-rw@linutronix.de> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On Wed, 2012-01-18 at 23:43 +0100, Richard Weinberger wrote: > From: Richard Weinberger > Missing change log. Otherwise, Acked-by: Steven Rostedt -- Steve > > Signed-off-by: Richard Weinberger > --- > include/linux/ring_buffer.h | 5 +++++ > kernel/trace/ring_buffer.c | 7 +++++++ > 2 files changed, 12 insertions(+), 0 deletions(-) > > diff --git a/include/linux/ring_buffer.h b/include/linux/ring_buffer.h > index 67be037..5c1c29f 100644 > --- a/include/linux/ring_buffer.h > +++ b/include/linux/ring_buffer.h > @@ -185,4 +185,9 @@ enum ring_buffer_flags { > RB_FL_OVERWRITE = 1 << 0, > }; > > +cpumask_var_t *ring_buffer_mask(struct ring_buffer *buffer); > + > +#define for_each_buffer_cpu(buffer, cpu) \ > + for_each_cpu(cpu, *(ring_buffer_mask(buffer))) > + > #endif /* _LINUX_RING_BUFFER_H */ > diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c > index f5b7b5c..a4117c5 100644 > --- a/kernel/trace/ring_buffer.c > +++ b/kernel/trace/ring_buffer.c > @@ -348,6 +348,7 @@ void *ring_buffer_event_data(struct ring_buffer_event *event) > } > EXPORT_SYMBOL_GPL(ring_buffer_event_data); > > +#undef for_each_buffer_cpu > #define for_each_buffer_cpu(buffer, cpu) \ > for_each_cpu(cpu, buffer->cpumask) > > @@ -4139,3 +4140,9 @@ static int rb_cpu_notify(struct notifier_block *self, > return NOTIFY_OK; > } > #endif > + > +cpumask_var_t *ring_buffer_mask(struct ring_buffer *buffer) > +{ > + return &buffer->cpumask; > +} > +EXPORT_SYMBOL_GPL(ring_buffer_mask);