On 02/11/2018 15:47, Sergii Romantsov wrote:
Operating with gtt-addresses has to be done with 64b variables.
CC: Kenneth Graunke <[email protected]>
CC: Chris Wilson <[email protected]>
Fixes: a363bb2cd0e2 (i965: Allocate VMA in userspace for full-PPGTT systems.)
Fixes: c7c6e46f913b (drm/i915: Convert execbuf to use struct-of-array packing
for critical fields)
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=108619
Signed-off-by: Sergii Romantsov <[email protected]>
Thanks a lot for finding this. Looks good to me. I'll let Chris decide
whether to turn all the bit masks into 64bits.
Reviewed-by: Lionel Landwerlin <[email protected]>
---
drivers/gpu/drm/i915/i915_gem_execbuffer.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
index 3f0c612..1973b79 100644
--- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
@@ -611,7 +611,7 @@ static int eb_reserve_vma(const struct i915_execbuffer *eb,
if (exec_flags & EXEC_OBJECT_PINNED) {
pin_flags |= entry->offset | PIN_OFFSET_FIXED;
- pin_flags &= ~PIN_NONBLOCK; /* force overlapping checks */
+ pin_flags &= ~(u64)PIN_NONBLOCK; /* force overlapping checks */
} else if (exec_flags & __EXEC_OBJECT_NEEDS_BIAS) {
pin_flags |= BATCH_OFFSET_BIAS | PIN_OFFSET_BIAS;
}
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