From 1a4b9294a29379ea6e9fd6fb315317f391232d4b Mon Sep 17 00:00:00 2001 From: Jesse Barnes Date: Tue, 12 Jun 2007 16:29:09 -0700 Subject: Remove unnecessary (and uncommented!) read barrier from the interrupt path. It doesn't appear to serve any useful purpose. --- shared-core/i915_irq.c | 1 - 1 file changed, 1 deletion(-) (limited to 'shared-core') diff --git a/shared-core/i915_irq.c b/shared-core/i915_irq.c index 0f4d1a81..46b97e39 100644 --- a/shared-core/i915_irq.c +++ b/shared-core/i915_irq.c @@ -323,7 +323,6 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS) I915_WRITE16(I915REG_INT_IDENTITY_R, temp); (void) I915_READ16(I915REG_INT_IDENTITY_R); - DRM_READMEMORYBARRIER(); dev_priv->sarea_priv->last_dispatch = READ_BREADCRUMB(dev_priv); -- cgit v1.2.3