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SubjectRe: [PATCH] uapi: fix asm/bootparam.h userspace compilation errors
On Thu, Apr 05, 2018 at 09:25:26AM +0200, Jan Kiszka wrote:
> On 2018-04-05 06:32, Dmitry V. Levin wrote:
> > Consistently use types provided by <linux/types.h> to fix the following
> > asm/bootparam.h userspace compilation errors:
> >
> > /usr/include/asm/bootparam.h:140:2: error: unknown type name 'u16'
> > u16 version;
> > /usr/include/asm/bootparam.h:141:2: error: unknown type name 'u16'
> > u16 compatible_version;
> > /usr/include/asm/bootparam.h:142:2: error: unknown type name 'u16'
> > u16 pm_timer_address;
> > /usr/include/asm/bootparam.h:143:2: error: unknown type name 'u16'
> > u16 num_cpus;
> > /usr/include/asm/bootparam.h:144:2: error: unknown type name 'u64'
> > u64 pci_mmconfig_base;
> > /usr/include/asm/bootparam.h:145:2: error: unknown type name 'u32'
> > u32 tsc_khz;
> > /usr/include/asm/bootparam.h:146:2: error: unknown type name 'u32'
> > u32 apic_khz;
> > /usr/include/asm/bootparam.h:147:2: error: unknown type name 'u8'
> > u8 standard_ioapic;
> > /usr/include/asm/bootparam.h:148:2: error: unknown type name 'u8'
> > u8 cpu_ids[255];
> >
> > Fixes: 4a362601baa6 ("x86/jailhouse: Add infrastructure for running in non-root cell")
> > Cc: <stable@vger.kernel.org> # v4.16
> > Signed-off-by: Dmitry V. Levin <ldv@altlinux.org>
> > ---
> > arch/x86/include/uapi/asm/bootparam.h | 18 +++++++++---------
> > 1 file changed, 9 insertions(+), 9 deletions(-)
> >
> > diff --git a/arch/x86/include/uapi/asm/bootparam.h b/arch/x86/include/uapi/asm/bootparam.h
> > index aebf60357758..a06cbf019744 100644
> > --- a/arch/x86/include/uapi/asm/bootparam.h
> > +++ b/arch/x86/include/uapi/asm/bootparam.h
> > @@ -137,15 +137,15 @@ struct boot_e820_entry {
> > * setup data structure.
> > */
> > struct jailhouse_setup_data {
> > - u16 version;
> > - u16 compatible_version;
> > - u16 pm_timer_address;
> > - u16 num_cpus;
> > - u64 pci_mmconfig_base;
> > - u32 tsc_khz;
> > - u32 apic_khz;
> > - u8 standard_ioapic;
> > - u8 cpu_ids[255];
> > + __u16 version;
> > + __u16 compatible_version;
> > + __u16 pm_timer_address;
> > + __u16 num_cpus;
> > + __u64 pci_mmconfig_base;
> > + __u32 tsc_khz;
> > + __u32 apic_khz;
> > + __u8 standard_ioapic;
> > + __u8 cpu_ids[255];
> > } __attribute__((packed));
> >
> > /* The so-called "zeropage" */
> >
>
> Acked-by: Jan Kiszka <jan.kiszka@siemens.com>
>
> But how did you trigger this?

Our equivalent of glibc-kernheaders package contains a test
for regressions of this kind.


--
ldv
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