From: Lucas Stach Date: Thu, 6 Jan 2022 18:10:21 +0000 (+0100) Subject: drm/etnaviv: relax submit size limits X-Git-Tag: baikal/aarch64/sdk6.1~4783^2~1^2 X-Git-Url: https://git.baikalelectronics.ru/sdk/?a=commitdiff_plain;h=7e9cbeae7ac43b8564df9d5cf9b871398700cdbb;p=kernel.git drm/etnaviv: relax submit size limits While all userspace tried to limit commandstreams to 64K in size, a bug in the Mesa driver lead to command streams of up to 128K being submitted. Allow those to avoid breaking existing userspace. Fixes: a3964a992d6a ("drm/etnaviv: limit submit sizes") Cc: stable@vger.kernel.org Signed-off-by: Lucas Stach Reviewed-by: Christian Gmeiner --- diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c b/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c index b03c20c14ca1e..a17313282e8be 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c @@ -469,8 +469,8 @@ int etnaviv_ioctl_gem_submit(struct drm_device *dev, void *data, return -EINVAL; } - if (args->stream_size > SZ_64K || args->nr_relocs > SZ_64K || - args->nr_bos > SZ_64K || args->nr_pmrs > 128) { + if (args->stream_size > SZ_128K || args->nr_relocs > SZ_128K || + args->nr_bos > SZ_128K || args->nr_pmrs > 128) { DRM_ERROR("submit arguments out of size limits\n"); return -EINVAL; }