Resguardo inicial

2026-09-06 12:53:21 -06:00
parent 662efe3c2a
commit ad2088d178
94853 changed files with 43200404 additions and 0 deletions
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+/* 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);
+void gmap_helper_try_set_pte_unused(struct mm_struct *mm, unsigned long vmaddr);
+pte_t *try_get_locked_pte(struct mm_struct *mm, unsigned long addr, spinlock_t **ptl);
+
+#endif /* _ASM_S390_GMAP_HELPERS_H */