ping On 15/01/2019 16.46, Rasmus Villemoes wrote: > With CONFIG_DEV_COREDUMP=y and CONFIG_DEBUG_FS=n, building fails: > > drivers/gpu/drm/msm/adreno/a2xx_gpu.c:428:4: error: ‘struct msm_gpu_funcs’ has no member named ‘show’ > .show = adreno_show, > ^~~~ > drivers/gpu/drm/msm/adreno/a2xx_gpu.c:428:11: error: initialization from incompatible pointer type [-Werror=incompatible-pointer-types] > .show = adreno_show, > ^~~~~~~~~~~ > drivers/gpu/drm/msm/adreno/a2xx_gpu.c:428:11: note: (near initialization for ‘funcs.base.gpu_busy’) > cc1: some warnings being treated as errors > > Fixes: c0fec7f562ec7 (drm/msm/gpu: Capture the GPU state on a GPU hang) > Cc: stable@xxxxxxxxxxxxxxx # v4.19+ > Signed-off-by: Rasmus Villemoes <rasmus.villemoes@xxxxxxxxx> > --- > drivers/gpu/drm/msm/msm_gpu.h | 6 ++++-- > 1 file changed, 4 insertions(+), 2 deletions(-) > > diff --git a/drivers/gpu/drm/msm/msm_gpu.h b/drivers/gpu/drm/msm/msm_gpu.h > index efb49bb64191..4cb41db7f9e8 100644 > --- a/drivers/gpu/drm/msm/msm_gpu.h > +++ b/drivers/gpu/drm/msm/msm_gpu.h > @@ -63,10 +63,12 @@ struct msm_gpu_funcs { > struct msm_ringbuffer *(*active_ring)(struct msm_gpu *gpu); > void (*recover)(struct msm_gpu *gpu); > void (*destroy)(struct msm_gpu *gpu); > -#ifdef CONFIG_DEBUG_FS > - /* show GPU status in debugfs: */ > +#if defined(CONFIG_DEBUG_FS) || defined(CONFIG_DEV_COREDUMP) > + /* show GPU status in debugfs or device coredump: */ > void (*show)(struct msm_gpu *gpu, struct msm_gpu_state *state, > struct drm_printer *p); > +#endif > +#ifdef CONFIG_DEBUG_FS > /* for generation specific debugfs: */ > int (*debugfs_init)(struct msm_gpu *gpu, struct drm_minor *minor); > #endif >