-ENOSPC can happen if userspace is being simplistic and tries to map a too big object. To aid further spurious WARN debugging, also print out the error code. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=56017 Signed-off-by: Daniel Vetter <daniel.vetter at ffwll.ch> --- drivers/gpu/drm/i915/i915_gem.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index bb941f8..45888d2 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -1408,8 +1408,10 @@ out: return VM_FAULT_NOPAGE; case -ENOMEM: return VM_FAULT_OOM; + case -ENOSPC: + return VM_FAULT_SIGBUS; default: - WARN_ON_ONCE(ret); + WARN_ONCE(ret, "unhandled error in i915_gem_fault: %i\n", ret); return VM_FAULT_SIGBUS; } } -- 1.7.10.4
