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drm/ttm:fix wrong decoding of bo_count 

we observe abnormal number from:
/sys/devices/virtual/drm/amdttm/buffer_objects/bo_count

bo_count is atomic_inc which is "int" type,
shouldn't explicitly turn it to unsigned long.

Signed-off-by: Monk Liu <monk.liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Monk Liu 2017-08-10 20:38:41 +08:00 committed by Alex Deucher
parent 7e96a13523
commit 172423bcc7
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/ttm/ttm_bo.c
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@ -109,8 +109,8 @@ static ssize_t ttm_bo_global_show(struct kobject *kobj,
struct ttm_bo_global *glob =
container_of(kobj, struct ttm_bo_global, kobj);
return snprintf(buffer, PAGE_SIZE, "%lu\n",
(unsigned long) atomic_read(&glob->bo_count));
return snprintf(buffer, PAGE_SIZE, "%d\n",
atomic_read(&glob->bo_count));
}
static struct attribute *ttm_bo_global_attrs[] = {