On Thu, Aug 16, 2012 at 06:12:35PM -0400, Steven Rostedt wrote:
> On Thu, 2012-08-16 at 19:45 +0200, Borislav Petkov wrote:
> >
> > -static void ring_buffer_put(struct ring_buffer *rb)
> > +void ring_buffer_put(struct ring_buffer *rb)
> > {
> > struct perf_event *event, *n;
> > unsigned
On Thu, Aug 16, 2012 at 06:12:35PM -0400, Steven Rostedt wrote:
On Thu, 2012-08-16 at 19:45 +0200, Borislav Petkov wrote:
-static void ring_buffer_put(struct ring_buffer *rb)
+void ring_buffer_put(struct ring_buffer *rb)
{
struct perf_event *event, *n;
unsigned long flags;
On Thu, 2012-08-16 at 19:45 +0200, Borislav Petkov wrote:
> +struct perf_event
> +*perf_add_persistent_on_cpu(unsigned int cpu, struct perf_event_desc *desc,
> + unsigned nr_pages)
> +{
Oh, weird style that, the * is very much part of the type and would thus
be on the
On Thu, 2012-08-16 at 19:45 +0200, Borislav Petkov wrote:
> + err_counter:
> + perf_event_release_kernel(event);
> +
> + err_inode:
> + trace_remove_file(desc->dentry);
> +
> + err_trace_file:
> + put_unused_fd(event_fd);
> + return event;
> +}
Note that perf code has
On Thu, 2012-08-16 at 19:45 +0200, Borislav Petkov wrote:
+ err_counter:
+ perf_event_release_kernel(event);
+
+ err_inode:
+ trace_remove_file(desc-dentry);
+
+ err_trace_file:
+ put_unused_fd(event_fd);
+ return event;
+}
Note that perf code has unindented
On Thu, 2012-08-16 at 19:45 +0200, Borislav Petkov wrote:
+struct perf_event
+*perf_add_persistent_on_cpu(unsigned int cpu, struct perf_event_desc *desc,
+ unsigned nr_pages)
+{
Oh, weird style that, the * is very much part of the type and would thus
be on the
On Thu, Aug 16, 2012 at 06:12:35PM -0400, Steven Rostedt wrote:
> On Thu, 2012-08-16 at 19:45 +0200, Borislav Petkov wrote:
> >
> > -static void ring_buffer_put(struct ring_buffer *rb)
> > +void ring_buffer_put(struct ring_buffer *rb)
> > {
> > struct perf_event *event, *n;
> > unsigned
On Thu, Aug 16, 2012 at 06:12:35PM -0400, Steven Rostedt wrote:
On Thu, 2012-08-16 at 19:45 +0200, Borislav Petkov wrote:
-static void ring_buffer_put(struct ring_buffer *rb)
+void ring_buffer_put(struct ring_buffer *rb)
{
struct perf_event *event, *n;
unsigned long flags;
On Thu, 2012-08-16 at 19:45 +0200, Borislav Petkov wrote:
>
> -static void ring_buffer_put(struct ring_buffer *rb)
> +void ring_buffer_put(struct ring_buffer *rb)
> {
> struct perf_event *event, *n;
> unsigned long flags;
I have to say that it is really unfortunate that we have two
From: Borislav Petkov
Add a barebones implementation for registering persistent events with
perf. For that, we don't destroy the buffers when they're unmapped;
also, we map them read-only so that multiple agents can access them.
Also, we allocate event buffer at event allocation time and not at
From: Borislav Petkov borislav.pet...@amd.com
Add a barebones implementation for registering persistent events with
perf. For that, we don't destroy the buffers when they're unmapped;
also, we map them read-only so that multiple agents can access them.
Also, we allocate event buffer at event
On Thu, 2012-08-16 at 19:45 +0200, Borislav Petkov wrote:
-static void ring_buffer_put(struct ring_buffer *rb)
+void ring_buffer_put(struct ring_buffer *rb)
{
struct perf_event *event, *n;
unsigned long flags;
I have to say that it is really unfortunate that we have two ring
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