diff options
Diffstat (limited to 'arch/s390/include/asm/gmap_helpers.h')
| -rw-r--r-- | arch/s390/include/asm/gmap_helpers.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/s390/include/asm/gmap_helpers.h b/arch/s390/include/asm/gmap_helpers.h new file mode 100644 index 000000000000..5356446a61c4 --- /dev/null +++ b/arch/s390/include/asm/gmap_helpers.h @@ -0,0 +1,15 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Helper functions for KVM guest address space mapping code + * + * Copyright IBM Corp. 2025 + */ + +#ifndef _ASM_S390_GMAP_HELPERS_H +#define _ASM_S390_GMAP_HELPERS_H + +void gmap_helper_zap_one_page(struct mm_struct *mm, unsigned long vmaddr); +void gmap_helper_discard(struct mm_struct *mm, unsigned long vmaddr, unsigned long end); +int gmap_helper_disable_cow_sharing(void); + +#endif /* _ASM_S390_GMAP_HELPERS_H */ |