From: Lucas Stach Date: Thu, 6 Jan 2022 18:10:21 +0000 (+0100) Subject: drm/etnaviv: relax submit size limits X-Git-Tag: v4.19.228~80 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=dcec3074de7ee346e0a576349923305b9d6b46f5;p=thirdparty%2Fkernel%2Fstable.git drm/etnaviv: relax submit size limits commit e3d26528e083e612314d4dcd713f3d5a26143ddc upstream. 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: 6dfa2fab8ddd ("drm/etnaviv: limit submit sizes") Cc: stable@vger.kernel.org Signed-off-by: Lucas Stach Reviewed-by: Christian Gmeiner Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c b/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c index 2b57a581b29e2..b60623d1db0ea 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c @@ -444,8 +444,8 @@ 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; }