From 0794aed3028544e10997e14aa7685ec10a5b4203 Mon Sep 17 00:00:00 2001 From: Thomas Daniel Date: Tue, 25 Nov 2014 10:39:25 +0000 Subject: [PATCH] drm/i915: Fix context object leak for legacy contexts Dynamic context pinning for LRCs introduced a leak in legacy mode. Reinstate context unreference in i915_gem_free_request for legacy contexts. Leak reported by i-g-t/drv_module_reload fixed by this patch. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=86507 Signed-off-by: Thomas Daniel Reviewed-by: John Harrison Signed-off-by: Daniel Vetter --- drivers/gpu/drm/i915/i915_gem.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 97b86a5..d2ba315 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -2574,11 +2574,13 @@ static void i915_gem_free_request(struct drm_i915_gem_request *request) list_del(&request->list); i915_gem_request_remove_from_client(request); - if (i915.enable_execlists && ctx) { - struct intel_engine_cs *ring = request->ring; + if (ctx) { + if (i915.enable_execlists) { + struct intel_engine_cs *ring = request->ring; - if (ctx != ring->default_context) - intel_lr_context_unpin(ring, ctx); + if (ctx != ring->default_context) + intel_lr_context_unpin(ring, ctx); + } i915_gem_context_unreference(ctx); } kfree(request); -- 2.7.4