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authorLucas Stach <l.stach@pengutronix.de>2022-01-06 19:10:21 +0100
committerLucas Stach <l.stach@pengutronix.de>2022-01-25 19:03:11 +0100
commite3d26528e083e612314d4dcd713f3d5a26143ddc (patch)
tree56cb67baf30908e0cec7ee0ed8e74606211897bf
parente783362eb54cd99b2cac8b3a9aeac942e6f6ac07 (diff)
downloadlinux-e3d26528e083e612314d4dcd713f3d5a26143ddc.tar.gz
linux-e3d26528e083e612314d4dcd713f3d5a26143ddc.tar.xz
drm/etnaviv: relax submit size limitsetnaviv/fixes
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 <l.stach@pengutronix.de> Reviewed-by: Christian Gmeiner <christian.gmeiner@gmail.com>
-rw-r--r--drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c b/drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c
index b03c20c14ca1..a17313282e8b 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;
}