[Intel-gfx] [PATCH] drm/i915: Log correct start and length in pte map trace

Michel Thierry michel.thierry at intel.com
Tue Oct 13 03:24:39 PDT 2015

The PTE_map trace added in commit 4c06ec8d13d2 ("drm/i915/gen8: Add
dynamic page trace events") was using the full start and length values,
instead of the page directory ones.

Since this is just a trace, I don't think it requires cc'ing stable.

Cc: Akash Goel <akash.goel at intel.com>
Signed-off-by: Michel Thierry <michel.thierry at intel.com>
 drivers/gpu/drm/i915/i915_gem_gtt.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c
index e81990d..642fe87 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.c
@@ -1305,8 +1305,8 @@ static int gen8_alloc_va_range_3lvl(struct i915_address_space *vm,
 			page_directory[pde] = gen8_pde_encode(px_dma(pt),
 			trace_i915_page_table_entry_map(&ppgtt->base, pde, pt,
-							gen8_pte_index(start),
-							gen8_pte_count(start, length),
+							gen8_pte_index(pd_start),
+							gen8_pte_count(pd_start, pd_len),
 			/* NB: We haven't yet mapped ptes to pages. At this

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