From: Lucas Stach Date: Fri, 24 Nov 2017 09:43:07 +0000 (+0100) Subject: drm/etnaviv: simplify submit_create X-Git-Tag: v4.19~1610^2~18^2~15 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c52837238038f61b6511eadee94fcab622d635f0;p=platform%2Fkernel%2Flinux-rpi3.git drm/etnaviv: simplify submit_create Use kzalloc so other code doesn't need to worry about uninitialized members. Drop the non-standard GFP flags, as we really don't want to fail the submit when under slight memory pressure. Remove one level of indentation by using an early return if the allocation failed. Also remove the unused drm device member. Signed-off-by: Lucas Stach Reviewed-by: Philipp Zabel --- diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem.h b/drivers/gpu/drm/etnaviv/etnaviv_gem.h index d1a7d04..dc478f0 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gem.h +++ b/drivers/gpu/drm/etnaviv/etnaviv_gem.h @@ -101,7 +101,6 @@ struct etnaviv_gem_submit_bo { * lasts for the duration of the submit-ioctl. */ struct etnaviv_gem_submit { - struct drm_device *dev; struct etnaviv_gpu *gpu; struct ww_acquire_ctx ticket; struct dma_fence *fence; diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c b/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c index 8fa31ab..51ed345 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c @@ -38,17 +38,13 @@ static struct etnaviv_gem_submit *submit_create(struct drm_device *dev, struct etnaviv_gem_submit *submit; size_t sz = size_vstruct(nr, sizeof(submit->bos[0]), sizeof(*submit)); - submit = kmalloc(sz, GFP_KERNEL | __GFP_NOWARN | __GFP_NORETRY); - if (submit) { - submit->dev = dev; - submit->gpu = gpu; + submit = kzalloc(sz, GFP_KERNEL); + if (!submit) + return NULL; - /* initially, until copy_from_user() and bo lookup succeeds: */ - submit->nr_bos = 0; - submit->fence = NULL; + submit->gpu = gpu; - ww_acquire_init(&submit->ticket, &reservation_ww_class); - } + ww_acquire_init(&submit->ticket, &reservation_ww_class); return submit; }