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Date: Sat, 4 Jul 2020 17:30:08 +0800 From: Baoquan He <bhe@...hat.com> To: John Ogness <john.ogness@...utronix.de> Cc: Petr Mladek <pmladek@...e.com>, Andrea Parri <parri.andrea@...il.com>, Sergey Senozhatsky <sergey.senozhatsky.work@...il.com>, Paul McKenney <paulmck@...nel.org>, Peter Zijlstra <peterz@...radead.org>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, kexec@...ts.infradead.org, linux-kernel@...r.kernel.org, Steven Rostedt <rostedt@...dmis.org>, Sergey Senozhatsky <sergey.senozhatsky@...il.com>, Thomas Gleixner <tglx@...utronix.de>, Linus Torvalds <torvalds@...ux-foundation.org> Subject: Re: [PATCH v3 1/3] crash: add VMCOREINFO macro to define offset in a struct declared by typedef On 06/18/20 at 04:55pm, John Ogness wrote: > The existing macro VMCOREINFO_OFFSET() can't be used for structures > declared via typedef because "struct" is not part of type definition. > > Create another macro for this purpose. > > Signed-off-by: John Ogness <john.ogness@...utronix.de> > --- > include/linux/crash_core.h | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/include/linux/crash_core.h b/include/linux/crash_core.h > index 525510a9f965..43b51c9df571 100644 > --- a/include/linux/crash_core.h > +++ b/include/linux/crash_core.h > @@ -53,6 +53,9 @@ phys_addr_t paddr_vmcoreinfo_note(void); > #define VMCOREINFO_OFFSET(name, field) \ > vmcoreinfo_append_str("OFFSET(%s.%s)=%lu\n", #name, #field, \ > (unsigned long)offsetof(struct name, field)) > +#define VMCOREINFO_TYPE_OFFSET(name, field) \ > + vmcoreinfo_append_str("OFFSET(%s.%s)=%lu\n", #name, #field, \ > + (unsigned long)offsetof(name, field)) Acked-by: Baoquan He <bhe@...hat.com> > #define VMCOREINFO_LENGTH(name, value) \ > vmcoreinfo_append_str("LENGTH(%s)=%lu\n", #name, (unsigned long)value) > #define VMCOREINFO_NUMBER(name) \ > -- > 2.20.1 > > > _______________________________________________ > kexec mailing list > kexec@...ts.infradead.org > http://lists.infradead.org/mailman/listinfo/kexec >
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