On Mon, May 23, 2016 at 01:31:25PM +0100, Tvrtko Ursulin wrote:
>
> On 23/05/16 12:34, Chris Wilson wrote:
>
> Blah blah blah, this, for that, etc... commit message ofc. :)
>
> >Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
> >Cc: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
> >Cc: Joonas Lahtinen <joonas.lahtinen@xxxxxxxxxxxxxxx>
> >---
> > drivers/gpu/drm/i915/i915_debugfs.c | 35 +++++++++++++++++++++++++++++++++++
> > 1 file changed, 35 insertions(+)
> >
> >diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
> >index 30cb26fe2fa9..3d14eb3215e1 100644
> >--- a/drivers/gpu/drm/i915/i915_debugfs.c
> >+++ b/drivers/gpu/drm/i915/i915_debugfs.c
> >@@ -417,6 +417,40 @@ static void print_batch_pool_stats(struct seq_file *m,
> > print_file_stats(m, "[k]batch pool", stats);
> > }
> >
> >+static int per_file_ctx_stats(int id, void *ptr, void *data)
> >+{
> >+ struct i915_gem_context *ctx = ptr;
> >+ int n;
> >+
> >+ for (n = 0; n < ARRAY_SIZE(ctx->engine); n++) {
> >+ if (ctx->engine[n].state)
> >+ per_file_stats(0, ctx->engine[n].state, data);
> >+ if (ctx->engine[n].ringbuf)
> >+ per_file_stats(0, ctx->engine[n].ringbuf->obj, data);
> >+ }
> >+
> >+ return 0;
> >+}
> >+
> >+static void print_context_stats(struct seq_file *m,
> >+ struct drm_i915_private *dev_priv)
> >+{
> >+ struct file_stats stats;
> >+ struct drm_file *file;
> >+
> >+ memset(&stats, 0, sizeof(stats));
> >+
> >+ if (dev_priv->kernel_context)
> >+ per_file_ctx_stats(0, dev_priv->kernel_context, &stats);
> >+
> >+ list_for_each_entry(file, &dev_priv->dev->filelist, lhead) {
>
> Existing code which iterates this list grabs dev->filelist_mutex ?
Recent invention, curses Daniel!
-Chris
--
Chris Wilson, Intel Open Source Technology Centre
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