[AMD Official Use Only - General] Hi Greg, Thanks for your advice. I have modified the commit and submitted it to Gerrit and it's under code review now. Many thanks, Ryan Lin. -----Original Message----- From: Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx> Sent: Monday, May 30, 2022 9:05 PM To: Lin, Tsung-hua (Ryan) <Tsung-hua.Lin@xxxxxxx> Cc: Li, Leon <Leon.Li@xxxxxxx>; Swarnakar, Praful <Praful.Swarnakar@xxxxxxx>; S, Shirish <Shirish.S@xxxxxxx>; Li, Ching-shih (Louis) <Ching-shih.Li@xxxxxxx>; Deucher, Alexander <Alexander.Deucher@xxxxxxx>; Daniel Vetter <daniel@xxxxxxxx>; Kazlauskas, Nicholas <Nicholas.Kazlauskas@xxxxxxx>; stable@xxxxxxxxxxxxxxx; Wentland, Harry <Harry.Wentland@xxxxxxx>; Li, Sun peng (Leo) <Sunpeng.Li@xxxxxxx>; Koenig, Christian <Christian.Koenig@xxxxxxx>; David (ChunMing) Zhou <David1.Zhou@xxxxxxx>; David Airlie <airlied@xxxxxxxx>; Bas Nieuwenhuizen <bas@xxxxxxxxxxxxxxxxxxx>; Sean Paul <seanpaul@xxxxxxxxxxxx>; Sasha Levin <sashal@xxxxxxxxxx>; Mark Yacoub <markyacoub@xxxxxxxxxx>; Li, Roman <Roman.Li@xxxxxxx>; Ikshwaku Chauhan <ikshwaku.chauhan@xxxxxxxxxxxxxxxxxxxxxxxxxxx>; Simon Ser <contact@xxxxxxxxxxx>; amd-gfx@xxxxxxxxxxxxxxxxxxxxx; dri-devel@xxxxxxxxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx Subject: Re: [PATCH] BACKPORT: drm/amdgpu/disply: set num_crtc earlier On Mon, May 30, 2022 at 05:29:02PM +0800, Ryan Lin wrote: > From: Alex Deucher <alexander.deucher@xxxxxxx> > > To avoid a recently added warning: > Bogus possible_crtcs: [ENCODER:65:TMDS-65] possible_crtcs=0xf (full > crtc mask=0x7) > WARNING: CPU: 3 PID: 439 at drivers/gpu/drm/drm_mode_config.c:617 > drm_mode_config_validate+0x178/0x200 [drm] In this case the warning is harmless, but confusing to users. > > Fixes: 0df108237433 ("drm: Validate encoder->possible_crtcs") > Bug: > https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fbugz > illa.kernel.org%2Fshow_bug.cgi%3Fid%3D209123&data=05%7C01%7Ctsung- > hua.lin%40amd.com%7Cad089e5485984cd0cc1f08da423d097f%7C3dd8961fe4884e6 > 08e11a82d994e183d%7C0%7C0%7C637895127184900879%7CUnknown%7CTWFpbGZsb3d > 8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C > 3000%7C%7C%7C&sdata=0UcR%2BZszfxXaFz6LUqGq5eYgeqxDdrhySBL7mDmFPKc% > 3D&reserved=0 > Reviewed-by: Daniel Vetter <daniel@xxxxxxxx> > Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@xxxxxxx> > Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx> > Cc: stable@xxxxxxxxxxxxxxx Why did you not sign off on this? And what is the git id of this in Linus's tree? > Conflicts: > drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c > [Ryan Lin: Fixed the conflict, remove the non-main changed part > of this patch] No need for this here, right? thanks, greg k-h