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Patch "drm/amdgpu: don't try to move pinned BOs" has been added to the 4.14-stable tree

PATCH [email protected] 1 participant 1 message Feb 1, 2018

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This is a note to let you know that I've just added the patch titled

drm/amdgpu: don't try to move pinned BOs

to the 4.14-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
drm-amdgpu-don-t-try-to-move-pinned-bos.patch
and it can be found in the queue-4.14 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.

Quoted 1 line

From foo@baz Thu Feb 1 13:45:42 CET 2018

From: "Christian K�nig" <[email protected]>
Date: Fri, 24 Nov 2017 11:39:30 +0100
Subject: drm/amdgpu: don't try to move pinned BOs

From: "Christian K�nig" <[email protected]>

[ Upstream commit 6edc6910ba4cd6eab309263539c8f09b8ad772bf ]

Never try to move pinned BOs during CS.

---
 drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c |    4 ++++
 1 file changed, 4 insertions(+)
drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c +4 -0
@@ -403,6 +403,10 @@ static bool amdgpu_cs_try_evict(struct a
 		if (candidate->robj == validated)
 			break;
 
+		/* We can't move pinned BOs here */
+		if (bo->pin_count)
+			continue;
+
 		other = amdgpu_mem_type_to_domain(bo->tbo.mem.mem_type);
 
 		/* Check if this BO is in one of the domains we need space for */

Patches currently in stable-queue which might be from [email protected] are

queue-4.14/drm-amdgpu-don-t-try-to-move-pinned-bos.patch