fs: use kmem_cache_zalloc instead
[pv_ops_mirror.git] / include / asm-s390 / kexec.h
blob7592af708b4153975ac3cfc4cc8b1acef19c9c8d
1 /*
2 * include/asm-s390/kexec.h
4 * (C) Copyright IBM Corp. 2005
6 * Author(s): Rolf Adelsberger <adelsberger@de.ibm.com>
8 */
10 #ifndef _S390_KEXEC_H
11 #define _S390_KEXEC_H
13 #include <asm/page.h>
14 #include <asm/processor.h>
16 * KEXEC_SOURCE_MEMORY_LIMIT maximum page get_free_page can return.
17 * I.e. Maximum page that is mapped directly into kernel memory,
18 * and kmap is not required.
21 /* Maximum physical address we can use pages from */
22 #define KEXEC_SOURCE_MEMORY_LIMIT (-1UL)
24 /* Maximum address we can reach in physical address mode */
25 #define KEXEC_DESTINATION_MEMORY_LIMIT (-1UL)
27 /* Maximum address we can use for the control pages */
28 /* Not more than 2GB */
29 #define KEXEC_CONTROL_MEMORY_LIMIT (1UL<<31)
31 /* Allocate one page for the pdp and the second for the code */
32 #define KEXEC_CONTROL_CODE_SIZE 4096
34 /* The native architecture */
35 #define KEXEC_ARCH KEXEC_ARCH_S390
37 /* Provide a dummy definition to avoid build failures. */
38 static inline void crash_setup_regs(struct pt_regs *newregs,
39 struct pt_regs *oldregs) { }
41 #endif /*_S390_KEXEC_H */