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Re: [PATCH v5 1/3] Update linux headers to 6.0-rc1
From: |
Michal Prívozník |
Subject: |
Re: [PATCH v5 1/3] Update linux headers to 6.0-rc1 |
Date: |
Mon, 22 Aug 2022 17:00:03 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.12.0 |
On 8/17/22 04:08, Chenyi Qiang wrote:
> commit 568035b01cfb107af8d2e4bd2fb9aea22cf5b868
>
> Signed-off-by: Chenyi Qiang <chenyi.qiang@intel.com>
> ---
> include/standard-headers/asm-x86/bootparam.h | 7 +-
> include/standard-headers/drm/drm_fourcc.h | 73 +++++++-
> include/standard-headers/linux/ethtool.h | 29 +--
> include/standard-headers/linux/input.h | 12 +-
> include/standard-headers/linux/pci_regs.h | 30 ++-
> include/standard-headers/linux/vhost_types.h | 17 +-
> include/standard-headers/linux/virtio_9p.h | 2 +-
> .../standard-headers/linux/virtio_config.h | 7 +-
> include/standard-headers/linux/virtio_ids.h | 14 +-
> include/standard-headers/linux/virtio_net.h | 34 +++-
> include/standard-headers/linux/virtio_pci.h | 2 +
> linux-headers/asm-arm64/kvm.h | 27 +++
> linux-headers/asm-generic/unistd.h | 4 +-
> linux-headers/asm-riscv/kvm.h | 22 +++
> linux-headers/asm-riscv/unistd.h | 3 +-
> linux-headers/asm-s390/kvm.h | 1 +
> linux-headers/asm-x86/kvm.h | 33 ++--
> linux-headers/asm-x86/mman.h | 14 --
> linux-headers/linux/kvm.h | 172 +++++++++++++++++-
> linux-headers/linux/userfaultfd.h | 10 +-
> linux-headers/linux/vduse.h | 47 +++++
> linux-headers/linux/vfio.h | 4 +-
> linux-headers/linux/vfio_zdev.h | 7 +
> linux-headers/linux/vhost.h | 35 +++-
> 24 files changed, 523 insertions(+), 83 deletions(-)
>
> diff --git a/linux-headers/asm-x86/kvm.h b/linux-headers/asm-x86/kvm.h
> index bf6e96011d..46de10a809 100644
> --- a/linux-headers/asm-x86/kvm.h
> +++ b/linux-headers/asm-x86/kvm.h
> @@ -198,13 +198,13 @@ struct kvm_msrs {
> __u32 nmsrs; /* number of msrs in entries */
> __u32 pad;
>
> - struct kvm_msr_entry entries[0];
> + struct kvm_msr_entry entries[];
> };
>
I don't think it's this simple. I think this needs to go hand in hand with
kvm_arch_get_supported_msr_feature().
Also, this breaks clang build:
clang -m64 -mcx16 -Ilibqemu-x86_64-softmmu.fa.p -I. -I.. -Itarget/i386
-I../target/i386 -Iqapi -Itrace -Iui -Iui/shader -I/usr/include/pixman-1
-I/usr/include/spice-server -I/usr/include/spice-1 -I/usr/include/glib-2.0
-I/usr/lib64/glib-2.0/include -fcolor-diagnostics -Wall -Winvalid-pch -Werror
-std=gnu11 -O0 -g -isystem /home/zippy/work/qemu/qemu.git/linux-headers
-isystem linux-headers -iquote . -iquote /home/zippy/work/qemu/qemu.git -iquote
/home/zippy/work/qemu/qemu.git/include -iquote
/home/zippy/work/qemu/qemu.git/tcg/i386 -pthread -D_GNU_SOURCE
-D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -Wstrict-prototypes
-Wredundant-decls -Wundef -Wwrite-strings -Wmissing-prototypes
-fno-strict-aliasing -fno-common -fwrapv -Wold-style-definition -Wtype-limits
-Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers -Wempty-body
-Wnested-externs -Wendif-labels -Wexpansion-to-defined
-Wno-initializer-overrides -Wno-missing-include-dirs -Wno-shift-negative-value
-Wno-string-plus-int -Wno-typedef-redefinition
-Wno-tautological-type-limit-compare -Wno-psabi -fstack-protector-strong -O0
-ggdb -fPIE -isystem../linux-headers -isystemlinux-headers -DNEED_CPU_H
'-DCONFIG_TARGET="x86_64-softmmu-config-target.h"'
'-DCONFIG_DEVICES="x86_64-softmmu-config-devices.h"' -MD -MQ
libqemu-x86_64-softmmu.fa.p/target_i386_kvm_kvm.c.o -MF
libqemu-x86_64-softmmu.fa.p/target_i386_kvm_kvm.c.o.d -o
libqemu-x86_64-softmmu.fa.p/target_i386_kvm_kvm.c.o -c ../target/i386/kvm/kvm.c
../target/i386/kvm/kvm.c:470:25: error: field 'info' with variable sized type
'struct kvm_msrs' not at the end of a struct or class is a GNU extension
[-Werror,-Wgnu-variable-sized-type-not-at-end]
struct kvm_msrs info;
^
../target/i386/kvm/kvm.c:1701:27: error: field 'cpuid' with variable sized type
'struct kvm_cpuid2' not at the end of a struct or class is a GNU extension
[-Werror,-Wgnu-variable-sized-type-not-at-end]
struct kvm_cpuid2 cpuid;
^
../target/i386/kvm/kvm.c:2868:25: error: field 'info' with variable sized type
'struct kvm_msrs' not at the end of a struct or class is a GNU extension
[-Werror,-Wgnu-variable-sized-type-not-at-end]
struct kvm_msrs info;
^
3 errors generated.
Michal