diff options
Diffstat (limited to 'arch/tile/mm/migrate.h')
-rw-r--r-- | arch/tile/mm/migrate.h | 56 |
1 files changed, 0 insertions, 56 deletions
diff --git a/arch/tile/mm/migrate.h b/arch/tile/mm/migrate.h deleted file mode 100644 index 91683d97917e..000000000000 --- a/arch/tile/mm/migrate.h +++ /dev/null @@ -1,56 +0,0 @@ -/* - * Copyright 2010 Tilera Corporation. All Rights Reserved. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation, version 2. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or - * NON INFRINGEMENT. See the GNU General Public License for - * more details. - * - * Structure definitions for migration, exposed here for use by - * arch/tile/kernel/asm-offsets.c. - */ - -#ifndef MM_MIGRATE_H -#define MM_MIGRATE_H - -#include <linux/cpumask.h> -#include <hv/hypervisor.h> - -/* - * This function is used as a helper when setting up the initial - * page table (swapper_pg_dir). - * - * You must mask ALL interrupts prior to invoking this code, since - * you can't legally touch the stack during the cache flush. - */ -extern int flush_and_install_context(HV_PhysAddr page_table, HV_PTE access, - HV_ASID asid, - const unsigned long *cpumask); - -/* - * This function supports migration as a "helper" as follows: - * - * - Set the stack PTE itself to "migrating". - * - Do a global TLB flush for (va,length) and the specified ASIDs. - * - Do a cache-evict on all necessary cpus. - * - Write the new stack PTE. - * - * Note that any non-NULL pointers must not point to the page that - * is handled by the stack_pte itself. - * - * You must mask ALL interrupts prior to invoking this code, since - * you can't legally touch the stack during the cache flush. - */ -extern int homecache_migrate_stack_and_flush(pte_t stack_pte, unsigned long va, - size_t length, pte_t *stack_ptep, - const struct cpumask *cache_cpumask, - const struct cpumask *tlb_cpumask, - HV_Remote_ASID *asids, - int asidcount); - -#endif /* MM_MIGRATE_H */ |