[PATCH 6/6] drm/amdgpu: improve amdgpu_gem_info debugfs file

Christian König ckoenig.leichtzumerken at gmail.com
Mon Mar 30 13:55:36 UTC 2020


Note if a buffer was imported using peer2peer.

Signed-off-by: Christian König <christian.koenig at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
index 4277125a79ee..e42608115c99 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c
@@ -29,6 +29,7 @@
 #include <linux/module.h>
 #include <linux/pagemap.h>
 #include <linux/pci.h>
+#include <linux/dma-buf.h>
 
 #include <drm/amdgpu_drm.h>
 #include <drm/drm_debugfs.h>
@@ -854,7 +855,8 @@ static int amdgpu_debugfs_gem_bo_info(int id, void *ptr, void *data)
 	attachment = READ_ONCE(bo->tbo.base.import_attach);
 
 	if (attachment)
-		seq_printf(m, " imported from %p", dma_buf);
+		seq_printf(m, " imported from %p%s", dma_buf,
+			   attachment->peer2peer ? " P2P" : "");
 	else if (dma_buf)
 		seq_printf(m, " exported as %p", dma_buf);
 
-- 
2.17.1



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