[Intel-gfx] [PATCH 4/5] drm/i915: Allocate seqno conditionally in i915_add_request

[Chris Wilson]

On Thu, 22 Nov 2012 12:51:29 +0200, Mika Kuoppala <mika.kuoppala at intel.com> wrote:
> If seqno already exists, add request with that seqno. Otherwise
> allocate new seqno for this request. Make i915_gem_check_olr use
> already allocated seqnos in order to avoid nesting into
> i915_gem_alloc_seqno during i915_gem_idle().

I really don't like that mess in i915_add_request(). I was thinking more
alongthe lines of:

http://cgit.freedesktop.org/~ickle/linux-2.6/commit/?h=bug55984&id=87cf35086182f9ce36bb8d85a0fe4cfc136cb3e2
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre