As requested a version of the patch rebased on 3.17 is attached.
Regards,
Christian.
Am 07.12.2014 um 07:09 schrieb gregkh@xxxxxxxxxxxxxxxxxxx:
The patch below does not apply to the 3.17-stable tree.
If someone wants it applied there, or to any other stable or longterm
tree, then please email the backport, including the original git commit
id to <stable@xxxxxxxxxxxxxxx>.
thanks,
greg k-h
------------------ original commit in Linus's tree ------------------
From 86b276385c6a986872e4cd144f5940b156053c3f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@xxxxxxx>
Date: Thu, 27 Nov 2014 13:12:58 +0100
Subject: [PATCH] drm/radeon: sync all BOs involved in a CS v2
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
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@xxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c
index a3e7aed7e680..6f377de099f9 100644
--- a/drivers/gpu/drm/radeon/radeon_cs.c
+++ b/drivers/gpu/drm/radeon/radeon_cs.c
@@ -251,22 +251,19 @@ static int radeon_cs_get_ring(struct radeon_cs_parser *p, u32 ring, s32 priority
static int radeon_cs_sync_rings(struct radeon_cs_parser *p)
{
- int i, r = 0;
+ struct radeon_cs_reloc *reloc;
+ int r;
- for (i = 0; i < p->nrelocs; i++) {
+ list_for_each_entry(reloc, &p->validated, tv.head) {
struct reservation_object *resv;
- if (!p->relocs[i].robj)
- continue;
-
- resv = p->relocs[i].robj->tbo.resv;
+ resv = reloc->robj->tbo.resv;
r = radeon_semaphore_sync_resv(p->rdev, p->ib.semaphore, resv,
- p->relocs[i].tv.shared);
-
+ reloc->tv.shared);
if (r)
- break;
+ return r;
}
- return r;
+ return 0;
}
/* XXX: note that this is called from the legacy UMS CS ioctl as well */
>From 131a7ff8fea48014638b84b25cf58f52c9f3d268 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@xxxxxxx>
Date: Thu, 27 Nov 2014 13:12:58 +0100
Subject: [PATCH] drm/radeon: sync all BOs involved in a CS v3
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
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
v3: rebased on 3.17-stable tree
Signed-off-by: Christian König <christian.koenig@xxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
---
drivers/gpu/drm/radeon/radeon_cs.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c
index e244c2d..67f9157 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);
}
}
--
1.9.1