On Tue, Dec 05, 2023 at 07:24:56AM +0000, HAGIO KAZUHITO(萩尾 一仁) wrote:
Hi HAGIO!
...
> > +struct os_info_entry {
> > + union {
> > + __u64 addr;
> > + __u64 val;
> > + };
> > + __u64 size;
> > + __u32 csum;
> > +} __attribute__((packed));
> > +
> > +struct os_info {
> > + __u64 magic;
> > + __u32 csum;
> > + __u16 version_major;
> > + __u16 version_minor;
> > + __u64 crashkernel_addr;
> > + __u64 crashkernel_size;
> > + struct os_info_entry entry[10];
> > + __u8 reserved[3864];
> > +} __attribute__((packed));
>
> are the __u* types defined on s390x? at least make with TARGET=s390xx
> on x86_64 by my test fails.
It does not fail for s390x, but it should not be there anyway, indeed.
I will post v2 as a follow-up to this mail.
> $ make LINKTYPE=dynamic TARGET=s390xx
> ...
> cc -g -O2 -Wall -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE
> -D_LARGEFILE64_SOURCE -D__s390x__ -U__x86_64__ -c -o ./arch/s390x.o
> arch/s390x.c
> arch/s390x.c:80:3: error: unknown type name '__u64'
> __u64 addr;
> ^~~~~
> arch/s390x.c:81:3: error: unknown type name '__u64'
> __u64 val;
> ^~~~~
> ...
> make: *** [Makefile:111: arch/s390x.o] Error 1
>
> ("s390xx" is strange but Makefile needs it somehow...)
...
> > @@ -1869,6 +1878,7 @@ struct symbol_table {
> > * vmalloc_start address on s390x arch
> > */
> > unsigned long long high_memory;
> > + unsigned long long __kernel_base;
>
> Is SYMBOL(__kernel_base) not used? If it will be introduced and used
> later, please add it at that time.
That is a leftover. Removed in v2.
> Thanks,
> Kazu
Thanks, Kazu!
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