mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-26 03:25:20 +07:00
486c0a0bc8
Right now the page table upgrade does not happen if the end address of a fixed mapping is greater than TASK_SIZE. Enhance s390_mmap_check() to handle MAP_FIXED mappings correctly. Signed-off-by: Hendrik Brueckner <brueckner@linux.vnet.ibm.com> Reviewed-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
16 lines
392 B
C
16 lines
392 B
C
/*
|
|
* S390 version
|
|
*
|
|
* Derived from "include/asm-i386/mman.h"
|
|
*/
|
|
#ifndef __S390_MMAN_H__
|
|
#define __S390_MMAN_H__
|
|
|
|
#include <uapi/asm/mman.h>
|
|
|
|
#if !defined(__ASSEMBLY__) && defined(CONFIG_64BIT)
|
|
int s390_mmap_check(unsigned long addr, unsigned long len, unsigned long flags);
|
|
#define arch_mmap_check(addr, len, flags) s390_mmap_check(addr, len, flags)
|
|
#endif
|
|
#endif /* __S390_MMAN_H__ */
|