[PATCH] drm: clean up drm_mm debugfs output

Russell King rmk+kernel at arm.linux.org.uk
Thu May 28 02:36:27 PDT 2015


The drm_mm debugfs output is difficult to read as two different formats
are used for the addresses:

0x00000080000000-0x0000008000b000: 45056: used
0x8000b000-0x80016000: 45056: free
0x00000080016000-0x0000008001b000: 20480: used
0x8001b000-0x817a1000: 24666112: free
0x000000817a1000-0x000000817a8000: 28672: used
0x000000817a8000-0x00000081ba8000: 4194304: used

Fix this by using %#018llx for all addresses, thus making the output:

0x0000000080000000-0x000000008000b000: 45056: used
0x000000008000b000-0x0000000080016000: 45056: free
0x0000000080016000-0x000000008001b000: 20480: used
0x000000008001b000-0x00000000817a1000: 24666112: free
0x00000000817a1000-0x00000000817a8000: 28672: used
0x00000000817a8000-0x0000000081ba8000: 4194304: used

Signed-off-by: Russell King <rmk+kernel at arm.linux.org.uk>
---
David,

Please apply this patch; I didn't see the need to create a new branch
just for one patch.  Thanks.

 drivers/gpu/drm/drm_mm.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/drm_mm.c b/drivers/gpu/drm/drm_mm.c
index 1134526286c8..3427b115e2bb 100644
--- a/drivers/gpu/drm/drm_mm.c
+++ b/drivers/gpu/drm/drm_mm.c
@@ -825,7 +825,7 @@ static u64 drm_mm_dump_hole(struct seq_file *m, struct drm_mm_node *entry)
 		hole_start = drm_mm_hole_node_start(entry);
 		hole_end = drm_mm_hole_node_end(entry);
 		hole_size = hole_end - hole_start;
-		seq_printf(m, "%#llx-%#llx: %llu: free\n", hole_start,
+		seq_printf(m, "%#018llx-%#018llx: %llu: free\n", hole_start,
 			   hole_end, hole_size);
 		return hole_size;
 	}
@@ -846,7 +846,7 @@ int drm_mm_dump_table(struct seq_file *m, struct drm_mm *mm)
 	total_free += drm_mm_dump_hole(m, &mm->head_node);
 
 	drm_mm_for_each_node(entry, mm) {
-		seq_printf(m, "%#016llx-%#016llx: %llu: used\n", entry->start,
+		seq_printf(m, "%#018llx-%#018llx: %llu: used\n", entry->start,
 			   entry->start + entry->size, entry->size);
 		total_used += entry->size;
 		total_free += drm_mm_dump_hole(m, entry);
-- 
2.1.0



More information about the dri-devel mailing list