diff options
| author | Nicholas Piggin <npiggin@gmail.com> | 2020-09-01 16:15:17 +0200 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2020-10-26 16:45:03 +0100 |
| commit | 94f89922e1e094f57a143965059a3e477f3f2fdc (patch) | |
| tree | cbaa4958435ba56d87a73985d2d68a2965e19dfd /include/asm-generic/nommu_context.h | |
| parent | Linux 5.10-rc1 (diff) | |
| download | linux-94f89922e1e094f57a143965059a3e477f3f2fdc.tar.xz linux-94f89922e1e094f57a143965059a3e477f3f2fdc.zip | |
asm-generic: add generic MMU versions of mmu context functions
Many of these are no-ops on many architectures, so extend mmu_context.h
to cover MMU and NOMMU, and split the NOMMU bits out to nommu_context.h
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Acked-by: Mike Rapoport <rppt@linux.ibm.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Cc: linux-arch@vger.kernel.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'include/asm-generic/nommu_context.h')
| -rw-r--r-- | include/asm-generic/nommu_context.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/include/asm-generic/nommu_context.h b/include/asm-generic/nommu_context.h new file mode 100644 index 000000000000..4f916f9e16cd --- /dev/null +++ b/include/asm-generic/nommu_context.h @@ -0,0 +1,19 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __ASM_GENERIC_NOMMU_H +#define __ASM_GENERIC_NOMMU_H + +/* + * Generic hooks for NOMMU architectures, which do not need to do + * anything special here. + */ +#include <asm-generic/mm_hooks.h> + +static inline void switch_mm(struct mm_struct *prev, + struct mm_struct *next, + struct task_struct *tsk) +{ +} + +#include <asm-generic/mmu_context.h> + +#endif /* __ASM_GENERIC_NOMMU_H */ |