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(parent: eec21fc) | patch
drm/i915: Fix off-by-one in reporting hanging process
authorChris Wilson <chris@chris-wilson.co.uk>
Fri, 15 Mar 2019 16:39:33 +0000 (16:39 +0000)
committerChris Wilson <chris@chris-wilson.co.uk>
Fri, 15 Mar 2019 21:10:08 +0000 (21:10 +0000)
commit47d7ef1e3af18b5e44e72a41a9ed64e007316ef3
treea021675cac36501a2a6df97213608b8f9b4299b5tree | snapshot
parenteec21fc073979e08ea7bc634affb0a0bba8b8b86commit | diff
drm/i915: Fix off-by-one in reporting hanging process

ffs() is 1-indexed, but we want to use it as an index into an array, so
use __ffs() instead.

Fixes: 7fe69b86c5d0 ("drm/i915: Remove GPU reset dependence on struct_mutex")
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190315163933.19352-1-chris@chris-wilson.co.uk
drivers/gpu/drm/i915/i915_gpu_error.c diff | blob | history
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