Re: PR/57059 CVS commit: src/sys/external/bsd/drm2/dist/drm/amd/display/dc

[Bruno Melo <bmelo%protonmail.com@localhost>]

The following reply was made to PR kern/57059; it has been noted by GNATS.

From: Bruno Melo <bmelo%protonmail.com@localhost>
To: gnats-bugs%netbsd.org@localhost
Cc: kern-bug-people%netbsd.org@localhost, gnats-admin%netbsd.org@localhost, netbsd-bugs%netbsd.org@localhost
Subject: Re: PR/57059 CVS commit: src/sys/external/bsd/drm2/dist/drm/amd/display/dc
Date: Thu, 20 Jul 2023 23:28:24 +0000

 So, what is this commit expected for? Just to boot the system with no panic=
 , correct?
 
 
 
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 ------- Original Message -------
 Em quinta-feira, 20 de julho de 2023 =C3=A0s 6:50 PM, Taylor R Campbell <ri=
 astradh%netbsd.org@localhost> escreveu:
 
 
 > The following reply was made to PR kern/57059; it has been noted by GNATS=
 .
 >=20
 > From: "Taylor R Campbell" riastradh%netbsd.org@localhost
 >=20
 > To: gnats-bugs%gnats.NetBSD.org@localhost
 > Cc:
 > Subject: PR/57059 CVS commit: src/sys/external/bsd/drm2/dist/drm/amd/disp=
 lay/dc
 > Date: Thu, 20 Jul 2023 21:48:49 +0000
 >=20
 > Module Name: src
 > Committed By: riastradh
 > Date: Thu Jul 20 21:48:49 UTC 2023
 >=20
 > Modified Files:
 > src/sys/external/bsd/drm2/dist/drm/amd/display/dc/calcs:
 > amdgpu_dcn_calcs.c
 > src/sys/external/bsd/drm2/dist/drm/amd/display/dc/dcn20:
 > amdgpu_dcn20_resource.c
 >=20
 > Log Message:
 > amdgpu: Mark float-dependent variables volatile.
 >=20
 > This way they are computed -- using FP instructions -- before
 > DC_FP_END, after which point FP instructions will trap or behave
 > unpredictably.
 >=20
 > This is a workaround, not a proper solution -- really, the
 > DC_FP_START/END calls should happen in a separate compilation unit
 > built without -mhard-float or whatever, but that's a lot more work to
 > make happen for now.
 >=20
 > PR kern/57059
 >=20
 > XXX pullup-10
 >=20
 >=20
 > To generate a diff of this commit:
 > cvs rdiff -u -r1.3 -r1.4 \
 > src/sys/external/bsd/drm2/dist/drm/amd/display/dc/calcs/amdgpu_dcn_calcs.=
 c
 > cvs rdiff -u -r1.4 -r1.5 \
 > src/sys/external/bsd/drm2/dist/drm/amd/display/dc/dcn20/amdgpu_dcn20_reso=
 urce.c
 >=20
 > Please note that diffs are not public domain; they are subject to the
 > copyright notices on the relevant files.