From c402059e2e217b2eda10e2422173b7fbb3d0ea46 Mon Sep 17 00:00:00 2001
From: Joseph Koshy <jkoshy@FreeBSD.org>
Date: Sat, 27 Aug 2005 16:07:12 +0000
Subject: [PATCH] Re-enable sampling on the AMD64.

---
 sys/dev/hwpmc/hwpmc_amd.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/sys/dev/hwpmc/hwpmc_amd.c b/sys/dev/hwpmc/hwpmc_amd.c
index 280e80a8195d..6285f7fd75ba 100644
--- a/sys/dev/hwpmc/hwpmc_amd.c
+++ b/sys/dev/hwpmc/hwpmc_amd.c
@@ -474,11 +474,6 @@ amd_allocate_pmc(int cpu, int ri, struct pmc *pm,
 		return 0;
 	}
 
-#if	__amd64__
-	if (pd->pd_caps & PMC_CAP_INTERRUPT)
-		return EOPNOTSUPP;	/* XXX avoid a processor double fault */
-#endif
-
 #if	DEBUG
 	KASSERT(pd->pd_class == amd_pmc_class,
 	    ("[amd,%d] Unknown PMC class (%d)", __LINE__, pd->pd_class));