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Bug 921370 - x11-drivers/nvidia-drivers-545.29.06: error: initialization of ‘int (*)(struct drm_gem_object *, struct iosys_map *)’ from incompatible pointer type ‘void * (*)(struct drm_gem_object *)’ [-Wincompatible-pointer-types]
Summary: x11-drivers/nvidia-drivers-545.29.06: error: initialization of ‘int (*)(struc...
Status: RESOLVED FIXED
Alias: None
Product: Gentoo Linux
Classification: Unclassified
Component: Current packages (show other bugs)
Hardware: All Linux
: Normal normal (vote)
Assignee: Ionen Wolkens
URL: https://forums.developer.nvidia.com/t...
Whiteboard:
Keywords:
Depends on:
Blocks: c99-porting
  Show dependency tree
 
Reported: 2024-01-05 03:41 UTC by Christopher Fore
Modified: 2024-01-15 23:03 UTC (History)
1 user (show)

See Also:
Package list:
Runtime testing required: ---


Attachments
build.log (build.log,599.62 KB, text/x-log)
2024-01-05 03:41 UTC, Christopher Fore
Details

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Description Christopher Fore 2024-01-05 03:41:17 UTC
Created attachment 881488 [details]
build.log

Steps to reproduce: 
1. Install GCC 14
2. emerge -1 x11-drivers/nvidia-drivers

$ emerge --info
Portage 3.0.60 (python 3.12.1-final-0, default/linux/amd64/23.0/desktop, gcc-14, glibc-2.38-r8, 6.6.9-gentoo-dist x86_64)
=================================================================
System uname: Linux-6.6.9-gentoo-dist-x86_64-AMD_Ryzen_9_5900X_12-Core_Processor-with-glibc2.38
KiB Mem:    32766156 total,   1622648 free
KiB Swap:   41943032 total,  38795512 free
Timestamp of repository guru: Thu, 04 Jan 2024 15:33:00 +0000
Head commit of repository guru: 58f7d28451d2d95db70cee3bce584e881bbef758

Head commit of repository librewolf: 134a63f87e0e11beb286313bbd9921cbc7d1a2f1

Timestamp of repository steam-overlay: Mon, 01 Jan 2024 00:16:53 +0000
Head commit of repository steam-overlay: c7b0a4c499322c5feed8ad20e37266c1e1cede40

Head commit of repository gentoo: 5375079112e63b564e4f86bf558e36c3e97cfb81

sh bash 5.2_p21-r1
ld GNU ld (Gentoo 2.40 p5) 2.40.0
app-misc/pax-utils:        1.3.7::gentoo
app-shells/bash:           5.2_p21-r1::gentoo
dev-java/java-config:      2.3.3-r1::gentoo
dev-lang/perl:             5.38.2-r1::gentoo
dev-lang/python:           3.9.18::gentoo, 3.10.13::gentoo, 3.11.7::gentoo, 3.12.1_p1::gentoo
dev-lang/rust:             1.74.1::gentoo
dev-lang/rust-bin:         1.69.0-r1::gentoo
dev-util/cmake:            3.28.1::gentoo
dev-util/meson:            1.3.1::gentoo
sys-apps/baselayout:       2.14-r1::gentoo
sys-apps/openrc:           0.52.1::gentoo
sys-apps/sandbox:          2.38::gentoo
sys-devel/autoconf:        2.13-r8::gentoo, 2.71-r7::gentoo, 2.72-r1::gentoo
sys-devel/automake:        1.16.5-r1::gentoo
sys-devel/binutils:        2.40-r5::gentoo, 2.41-r3::gentoo
sys-devel/binutils-config: 5.5::gentoo
sys-devel/clang:           15.0.7-r3::gentoo, 16.0.6::gentoo, 17.0.6::gentoo
sys-devel/gcc:             12.3.1_p20230526::gentoo, 13.2.1_p20231216::gentoo, 14.0.0_pre20231231::gentoo
sys-devel/gcc-config:      2.11::gentoo
sys-devel/libtool:         2.4.7-r1::gentoo
sys-devel/lld:             15.0.7::gentoo, 16.0.6::gentoo, 17.0.6::gentoo
sys-devel/llvm:            15.0.7-r3::gentoo, 16.0.6::gentoo, 17.0.6::gentoo
sys-devel/make:            4.4.1-r1::gentoo
sys-kernel/linux-headers:  6.6::gentoo (virtual/os-headers)
sys-libs/glibc:            2.38-r8::gentoo
Repositories:

guru
    location: /var/db/repos/guru
    sync-type: git
    sync-uri: https://github.com/gentoo-mirror/guru.git
    masters: gentoo
    volatile: False

librewolf
    location: /var/db/repos/librewolf
    sync-type: git
    sync-uri: https://codeberg.org/librewolf/gentoo.git
    masters: gentoo
    volatile: False

local
    location: /var/db/repos/local
    masters: gentoo
    volatile: False

steam-overlay
    location: /var/db/repos/steam-overlay
    sync-type: git
    sync-uri: https://github.com/gentoo-mirror/steam-overlay.git
    masters: gentoo
    volatile: False

crossdev
    location: /var/db/repos/crossdev
    masters: gentoo
    priority: 10
    volatile: False

gentoo
    location: /var/db/repos/gentoo
    sync-type: git
    sync-uri: https://github.com/gentoo/gentoo
    priority: 1000
    volatile: False

ACCEPT_KEYWORDS="amd64 ~amd64"
ACCEPT_LICENSE="@FREE @BINARY-REDISTRIBUTABLE"
CBUILD="x86_64-pc-linux-gnu"
CFLAGS="-march=native -O2 -pipe -fdiagnostics-color=always"
CHOST="x86_64-pc-linux-gnu"
CONFIG_PROTECT="/etc /usr/lib64/libreoffice/program/sofficerc /usr/share/config /usr/share/gnupg/qualified.txt /var/bind"
CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/dconf /etc/env.d /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/revdep-rebuild /etc/sandbox.d /etc/texmf/language.dat.d /etc/texmf/language.def.d /etc/texmf/updmap.d /etc/texmf/web2c"
CXXFLAGS="-march=native -O2 -pipe -fdiagnostics-color=always"
DISTDIR="/var/cache/distfiles"
ENV_UNSET="CARGO_HOME DBUS_SESSION_BUS_ADDRESS DISPLAY GDK_PIXBUF_MODULE_FILE GOBIN GOPATH PERL5LIB PERL5OPT PERLPREFIX PERL_CORE PERL_MB_OPT PERL_MM_OPT XAUTHORITY XDG_CACHE_HOME XDG_CONFIG_HOME XDG_DATA_HOME XDG_RUNTIME_DIR XDG_STATE_HOME"
FCFLAGS="-march=native -O2 -pipe -fdiagnostics-color=always"
FEATURES="assume-digests binpkg-docompress binpkg-dostrip binpkg-logs binpkg-multi-instance buildpkg buildpkg-live config-protect-if-modified distlocks ebuild-locks fixlafiles ipc-sandbox merge-sync multilib-strict network-sandbox news parallel-fetch pid-sandbox pkgdir-index-trusted preserve-libs protect-owned qa-unresolved-soname-deps sandbox sfperms strict unknown-features-warn unmerge-logs unmerge-orphans userfetch userpriv usersandbox usersync xattr"
FFLAGS="-march=native -O2 -pipe -fdiagnostics-color=always"
GENTOO_MIRRORS="https://mirrors.rit.edu/gentoo/     https://mirror.servaxnet.com/gentoo/"
LANG="en_US.utf8"
LDFLAGS="-Wl,-O1 -Wl,--as-needed -Wl,-z,pack-relative-relocs"
LEX="flex"
MAKEOPTS="-j16"
PKGDIR="/var/cache/binpkgs"
PORTAGE_CONFIGROOT="/"
PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --omit-dir-times --compress --force --whole-file --delete --stats --human-readable --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages --exclude=/.git"
PORTAGE_TMPDIR="/var/tmp"
SHELL="/bin/bash"
USE="X a52 aac acl acpi alsa amd64 bluetooth branding bzip2 cairo cdda cdr crypt cups dbus dist-kernel dri dts dvd dvdr elogind encode exif flac gdbm gif gpm gtk gui iconv icu ipv6 jpeg lcms libnotify libtirpc lm-sensors lzma mad mng mp3 mp4 mpeg multilib ncurses nls nptl ogg opengl pam pango pcre pdf pipewire png policykit ppds pulseaudio qt5 readline screencast sdl seccomp sound spell ssl startup-notification svg test-rust tiff truetype udev udisks unicode upower usb vaapi vorbis vulkan wayland wxwidgets x264 xattr xcb xft xml xv xvid zfs zlib zstd" ABI_X86="64" ADA_TARGET="gnat_2021" APACHE2_MODULES="authn_core authz_core socache_shmcb unixd actions alias auth_basic authn_anon authn_dbm authn_file authz_dbm authz_groupfile authz_host authz_owner authz_user autoindex cache cgi cgid dav dav_fs dav_lock deflate dir env expires ext_filter file_cache filter headers include info log_config logio mime mime_magic negotiation rewrite setenvif speling status unique_id userdir usertrack vhost_alias" CALLIGRA_FEATURES="karbon sheets words" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" CPU_FLAGS_X86="mmx mmxext sse sse2 aes avx avx2 f16c fma3 pclmul popcnt rdrand sha sse3 sse4_1 sse4_2 sse4a ssse3" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock greis isync itrax mtk3301 ntrip navcom oceanserver oncore rtcm104v2 rtcm104v3 sirf skytraq superstar2 tsip tripmate tnt ublox" GRUB_PLATFORMS="efi-64" INPUT_DEVICES="libinput" KERNEL="linux" LCD_DEVICES="bayrad cfontz glk hd44780 lb216 lcdm001 mtxorb text" LUA_SINGLE_TARGET="lua5-1" LUA_TARGETS="lua5-1" OFFICE_IMPLEMENTATION="libreoffice" PHP_TARGETS="php8-1" POSTGRES_TARGETS="postgres15" PYTHON_SINGLE_TARGET="python3_11" PYTHON_TARGETS="python3_11 python3_12 pypy3" QEMU_SOFTMMU_TARGETS="alpha aarch64 arm i386 loongarch64 m68k mips mips64 mips64el mipsel ppc ppc64 riscv32 riscv64 s390x sh4 sh4eb sparc sparc64 x86_64" QEMU_USER_TARGETS="alpha aarch64 arm armeb i386 loongarch64 m68k mips mipsel ppc ppc64 ppc64abi32 riscv32 riscv64 s390x sh4 sh4eb sparc sparc32plus sparc64" RUBY_TARGETS="ruby31" VIDEO_CARDS="amdgpu radeonsi" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipp2p iface geoip fuzzy condition tarpit sysrq proto logmark ipmark dhcpmac delude chaos account"
Unset:  ADDR2LINE, AR, ARFLAGS, AS, ASFLAGS, CC, CCLD, CONFIG_SHELL, CPP, CPPFLAGS, CTARGET, CXX, CXXFILT, ELFEDIT, EMERGE_DEFAULT_OPTS, EXTRA_ECONF, F77FLAGS, FC, GCOV, GPROF, INSTALL_MASK, LC_ALL, LD, LFLAGS, LIBTOOL, LINGUAS, MAKE, MAKEFLAGS, NM, OBJCOPY, OBJDUMP, PORTAGE_BINHOST, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS, PYTHONPATH, RANLIB, READELF, RUSTFLAGS, SIZE, STRINGS, STRIP, YACC, YFLAGS
Comment 1 Ionen Wolkens gentoo-dev 2024-01-15 19:03:13 UTC
Wonder why nv_drm_gem_prime_vmap and nv_drm_gem_vmap are implemented differently. Perhaps differences between kernels?

gem_prime_vmap returns a void pointer, gem_vmap an int, and well... .vmap = nv_drm_gem_prime_vmap certainly does not expect a function that returns a void pointer but rather an int (vunmap is less of a problem).

My best guess would be that this code doesn't need fixing and that the NV_DRM_GEM_OBJECT_VMAP_HAS_MAP_ARG test is misfiring (which stops it from using nv_drm_gem_vmap over prime).
Comment 2 Ionen Wolkens gentoo-dev 2024-01-15 19:14:40 UTC
Also thanks for the fine /dev/null on every tests.

    $CC $CFLAGS -c conftest$$.c > /dev/null 2>&1
Comment 3 Ionen Wolkens gentoo-dev 2024-01-15 19:20:11 UTC
conftest4394.c: In function 'conftest_drm_gem_object_vmap_has_map_arg':
conftest4394.c:24:46: error: passing argument 2 of 'obj->funcs->vmap' from incompatible pointer type [-Wincompatible-pointer-types]
   24 |                 return obj->funcs->vmap(obj, map);
      |                                              ^~~
      |                                              |
      |                                              struct dma_buf_map *
conftest4394.c:24:46: note: expected 'struct iosys_map *' but argument is of type 'struct dma_buf_map *'
Comment 4 Ionen Wolkens gentoo-dev 2024-01-15 19:24:13 UTC
Ok, guess it all makes sense now.

/*
 * The 'dma_buf_map' structure is renamed to 'iosys_map' by the commit
 * 7938f4218168 ("dma-buf-map: Rename to iosys-map").
 */
#if defined(NV_LINUX_IOSYS_MAP_H_PRESENT)
typedef struct iosys_map nv_sysio_map_t;
#else
typedef struct dma_buf_map nv_sysio_map_t;
#endif
Comment 5 Larry the Git Cow gentoo-dev 2024-01-15 23:03:08 UTC
The bug has been closed via the following commit(s):

https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=9b89609eb1e84c5f5077039c7ff1d7865a81f85f

commit 9b89609eb1e84c5f5077039c7ff1d7865a81f85f
Author:     Ionen Wolkens <ionen@gentoo.org>
AuthorDate: 2024-01-15 22:28:24 +0000
Commit:     Ionen Wolkens <ionen@gentoo.org>
CommitDate: 2024-01-15 23:00:44 +0000

    x11-drivers/nvidia-drivers: fix build with upcoming gcc14
    
    Trivial and proper fix for 5xx branches, NVIDIA seems to be
    (now) keeping track of implicits and incompatibles beside
    missing this one hidden behind 2>/dev/null and kernel >=5.18.
    
    Can't say the same for the legacy branches (390 and 470), and
    rather than worry about these going for the lame life support
    treatment with -Wno-error= there. 470 has hope to be fixed
    properly by NVIDIA still but this is likely there forever in
    the not supported + masked 390.
    
    No need for revbumps, with gcc13 the test simply functions
    properly and does what's right, while with 14 it's just a
    build-time issue (and legacy branches are unchanged).
    
    Closes: https://bugs.gentoo.org/921370
    Signed-off-by: Ionen Wolkens <ionen@gentoo.org>

 .../files/nvidia-drivers-525.147.05-gcc14.patch    | 32 ++++++++++++++++++++++
 .../nvidia-drivers/nvidia-drivers-390.157.ebuild   | 11 ++++++++
 .../nvidia-drivers-470.223.02.ebuild               | 13 +++++++++
 .../nvidia-drivers-525.147.05.ebuild               |  1 +
 .../nvidia-drivers-535.146.02.ebuild               |  1 +
 .../nvidia-drivers/nvidia-drivers-535.43.22.ebuild |  1 +
 .../nvidia-drivers-545.29.06-r1.ebuild             |  1 +
 7 files changed, 60 insertions(+)