Hi Chris, [auto build test ERROR on drm-intel/for-linux-next] [also build test ERROR on v4.11-rc5 next-20170407] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Chris-Wilson/drm-i915-Use-drm_i915_private-directly-from-debugfs/20170408-185408 base: git://anongit.freedesktop.org/drm-intel for-linux-next config: i386-randconfig-x073-201714 (attached as .config) compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 reproduce: # save the attached .config to linux build tree make ARCH=i386 All errors (new ones prefixed by >>): In file included from include/linux/fs.h:19:0, from include/linux/debugfs.h:18, from drivers/gpu//drm/i915/i915_debugfs.c:29: drivers/gpu//drm/i915/i915_debugfs.c: In function 'i915_guc_log_control_set': >> drivers/gpu//drm/i915/i915_debugfs.c:2589:34: error: 'dev' undeclared (first use in this function) ret = mutex_lock_interruptible(&dev->struct_mutex); ^ include/linux/mutex.h:165:72: note: in definition of macro 'mutex_lock_interruptible' #define mutex_lock_interruptible(lock) mutex_lock_interruptible_nested(lock, 0) ^~~~ drivers/gpu//drm/i915/i915_debugfs.c:2589:34: note: each undeclared identifier is reported only once for each function it appears in ret = mutex_lock_interruptible(&dev->struct_mutex); ^ include/linux/mutex.h:165:72: note: in definition of macro 'mutex_lock_interruptible' #define mutex_lock_interruptible(lock) mutex_lock_interruptible_nested(lock, 0) ^~~~ vim +/dev +2589 drivers/gpu//drm/i915/i915_debugfs.c 685534ef Sagar Arun Kamble 2016-10-12 2573 if (!dev_priv->guc.log.vma) 685534ef Sagar Arun Kamble 2016-10-12 2574 return -EINVAL; 685534ef Sagar Arun Kamble 2016-10-12 2575 685534ef Sagar Arun Kamble 2016-10-12 2576 *val = i915.guc_log_level; 685534ef Sagar Arun Kamble 2016-10-12 2577 685534ef Sagar Arun Kamble 2016-10-12 2578 return 0; 685534ef Sagar Arun Kamble 2016-10-12 2579 } 685534ef Sagar Arun Kamble 2016-10-12 2580 685534ef Sagar Arun Kamble 2016-10-12 2581 static int i915_guc_log_control_set(void *data, u64 val) 685534ef Sagar Arun Kamble 2016-10-12 2582 { 82580d06 Chris Wilson 2017-04-07 2583 struct drm_i915_private *dev_priv = data; 685534ef Sagar Arun Kamble 2016-10-12 2584 int ret; 685534ef Sagar Arun Kamble 2016-10-12 2585 685534ef Sagar Arun Kamble 2016-10-12 2586 if (!dev_priv->guc.log.vma) 685534ef Sagar Arun Kamble 2016-10-12 2587 return -EINVAL; 685534ef Sagar Arun Kamble 2016-10-12 2588 685534ef Sagar Arun Kamble 2016-10-12 @2589 ret = mutex_lock_interruptible(&dev->struct_mutex); 685534ef Sagar Arun Kamble 2016-10-12 2590 if (ret) 685534ef Sagar Arun Kamble 2016-10-12 2591 return ret; 685534ef Sagar Arun Kamble 2016-10-12 2592 685534ef Sagar Arun Kamble 2016-10-12 2593 intel_runtime_pm_get(dev_priv); 685534ef Sagar Arun Kamble 2016-10-12 2594 ret = i915_guc_log_control(dev_priv, val); 685534ef Sagar Arun Kamble 2016-10-12 2595 intel_runtime_pm_put(dev_priv); 685534ef Sagar Arun Kamble 2016-10-12 2596 685534ef Sagar Arun Kamble 2016-10-12 2597 mutex_unlock(&dev->struct_mutex); :::::: The code at line 2589 was first introduced by commit :::::: 685534ef4c8faff1f69c9962ad3013e17354ff8b drm/i915: Debugfs support for GuC logging control :::::: TO: Sagar Arun Kamble <sagar.a.kamble@xxxxxxxxx> :::::: CC: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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