arch/s390/include/asm/gmap_helpers.h at nocache-cleanup

tjh.dev / kernel

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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git

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kernel / arch / s390 / include / asm / gmap_helpers.h

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 1/* SPDX-License-Identifier: GPL-2.0 */
 2/*
 3 *  Helper functions for KVM guest address space mapping code
 4 *
 5 *    Copyright IBM Corp. 2025
 6 */
 7
 8#ifndef _ASM_S390_GMAP_HELPERS_H
 9#define _ASM_S390_GMAP_HELPERS_H
10
11void gmap_helper_zap_one_page(struct mm_struct *mm, unsigned long vmaddr);
12void gmap_helper_discard(struct mm_struct *mm, unsigned long vmaddr, unsigned long end);
13int gmap_helper_disable_cow_sharing(void);
14
15#endif /* _ASM_S390_GMAP_HELPERS_H */