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ed7b1889da
Do not export asm/page.h during make headers_install. This removes PAGE_SIZE from userspace headers. Signed-off-by: Kirill A. Shutemov <k.shutemov@gmail.com> Reviewed-by: David Woodhouse <dwmw2@infradead.org> Cc: David Howells <dhowells@redhat.com> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Ingo Molnar <mingo@redhat.com> Cc: H. Peter Anvin <hpa@zytor.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
44 lines
1.1 KiB
C
44 lines
1.1 KiB
C
/*
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* include/asm-s390/kexec.h
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*
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* (C) Copyright IBM Corp. 2005
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*
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* Author(s): Rolf Adelsberger <adelsberger@de.ibm.com>
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*
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*/
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#ifndef _S390_KEXEC_H
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#define _S390_KEXEC_H
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#ifdef __KERNEL__
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#include <asm/page.h>
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#endif
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#include <asm/processor.h>
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/*
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* KEXEC_SOURCE_MEMORY_LIMIT maximum page get_free_page can return.
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* I.e. Maximum page that is mapped directly into kernel memory,
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* and kmap is not required.
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*/
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/* Maximum physical address we can use pages from */
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#define KEXEC_SOURCE_MEMORY_LIMIT (-1UL)
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/* Maximum address we can reach in physical address mode */
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#define KEXEC_DESTINATION_MEMORY_LIMIT (-1UL)
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/* Maximum address we can use for the control pages */
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/* Not more than 2GB */
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#define KEXEC_CONTROL_MEMORY_LIMIT (1UL<<31)
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/* Allocate one page for the pdp and the second for the code */
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#define KEXEC_CONTROL_CODE_SIZE 4096
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/* The native architecture */
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#define KEXEC_ARCH KEXEC_ARCH_S390
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/* Provide a dummy definition to avoid build failures. */
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static inline void crash_setup_regs(struct pt_regs *newregs,
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struct pt_regs *oldregs) { }
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#endif /*_S390_KEXEC_H */
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