From: Christian König <christian.koenig@amd.com>
Date: Thu, 27 Nov 2014 12:12:58 +0000 (+0100)
Subject: drm/radeon: sync all BOs involved in a CS v2
X-Git-Tag: v3.17.7~4
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a3e97a494e017670a29973f2c610ff68897beca4;p=thirdparty%2Fkernel%2Fstable.git

drm/radeon: sync all BOs involved in a CS v2

commit 86b276385c6a986872e4cd144f5940b156053c3f upstream.

Not just the userspace relocs, otherwise we won't wait
for a swapped out page tables to be swapped in again.

v2: rebased on Alex current drm-fixes-3.18

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c
index e244c2d727301..67f91571ae79d 100644
--- a/drivers/gpu/drm/radeon/radeon_cs.c
+++ b/drivers/gpu/drm/radeon/radeon_cs.c
@@ -226,14 +226,11 @@ static int radeon_cs_get_ring(struct radeon_cs_parser *p, u32 ring, s32 priority
 
 static void radeon_cs_sync_rings(struct radeon_cs_parser *p)
 {
-	int i;
-
-	for (i = 0; i < p->nrelocs; i++) {
-		if (!p->relocs[i].robj)
-			continue;
+	struct radeon_cs_reloc *reloc;
 
+	list_for_each_entry(reloc, &p->validated, tv.head) {
 		radeon_semaphore_sync_to(p->ib.semaphore,
-					 p->relocs[i].robj->tbo.sync_obj);
+					 reloc->robj->tbo.sync_obj);
 	}
 }