lkml.org 
[lkml]   [2022]   [Dec]   [23]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
SubjectRe: [PATCH] drm/tests: reduce drm_mm_test stack usage
From
On 12/15/22 13:34, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@arndb.de>
>
> The check_reserve_boundaries function uses a lot of kernel stack,
> and it gets inlined by clang, which makes __drm_test_mm_reserve
> use even more of it, to the point of hitting the warning limit:
>
> drivers/gpu/drm/tests/drm_mm_test.c:344:12: error: stack frame size (1048) exceeds limit (1024) in '__drm_test_mm_reserve' [-Werror,-Wframe-larger-than]
>
> When building with gcc, this does not happen, but the structleak
> plugin can similarly increase the stack usage and needs to be
> disabled, as we do for all other kunit users.
>
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>

Applied it to drm-misc-next-fixes with the small checkpatch fix.

Best Regards,
- Maíra Canal

\
 
 \ /
  Last update: 2023-03-26 23:19    [W:0.066 / U:0.220 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site