* [PATCH] drm/etnaviv: relax submit size limits
@ 2022-01-06 18:10 Lucas Stach
2022-01-09 14:54 ` Christian Gmeiner
0 siblings, 1 reply; 2+ messages in thread
From: Lucas Stach @ 2022-01-06 18:10 UTC (permalink / raw)
To: etnaviv; +Cc: dri-devel, Russell King
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>
---
drivers/gpu/drm/etnaviv/etnaviv_gem_submit.c | 4 ++--
1 file 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 43da5800bfa3..0dc07c3d72a2 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;
}
--
2.30.2
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] drm/etnaviv: relax submit size limits
2022-01-06 18:10 [PATCH] drm/etnaviv: relax submit size limits Lucas Stach
@ 2022-01-09 14:54 ` Christian Gmeiner
0 siblings, 0 replies; 2+ messages in thread
From: Christian Gmeiner @ 2022-01-09 14:54 UTC (permalink / raw)
To: Lucas Stach; +Cc: The etnaviv authors, DRI mailing list, Russell King
Am Do., 6. Jan. 2022 um 19:10 Uhr schrieb Lucas Stach <l.stach@pengutronix.de>:
>
> 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>
--
greets
--
Christian Gmeiner, MSc
https://christian-gmeiner.info/privacypolicy
^ permalink raw reply [flat|nested] 2+ messages in thread
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