drm/i915: Do not return -1 from shrinker when nr_to_scan == 0

The error code is only expected during the actual pruning and not during
the first measurement (nr_to_scan == 0) pass.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2010-10-28 22:35:07 +01:00
parent 4a684a4117
commit bbe2e11a4b

View File

@ -4994,7 +4994,7 @@ i915_gem_inactive_shrink(struct shrinker *shrinker,
int cnt;
if (!mutex_trylock(&dev->struct_mutex))
return nr_to_scan ? 0 : -1;
return 0;
/* "fast-path" to count number of available objects */
if (nr_to_scan == 0) {