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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
commit | ace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch) | |
tree | b2d64bc10158fdd5497876388cd68142ca374ed3 /arch/s390/include/asm/maccess.h | |
parent | Initial commit. (diff) | |
download | linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip |
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | arch/s390/include/asm/maccess.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/s390/include/asm/maccess.h b/arch/s390/include/asm/maccess.h new file mode 100644 index 0000000000..50225940d9 --- /dev/null +++ b/arch/s390/include/asm/maccess.h @@ -0,0 +1,20 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __ASM_S390_MACCESS_H +#define __ASM_S390_MACCESS_H + +#include <linux/types.h> + +#define MEMCPY_REAL_SIZE PAGE_SIZE +#define MEMCPY_REAL_MASK PAGE_MASK + +struct iov_iter; + +extern unsigned long __memcpy_real_area; +extern pte_t *memcpy_real_ptep; +size_t memcpy_real_iter(struct iov_iter *iter, unsigned long src, size_t count); +int memcpy_real(void *dest, unsigned long src, size_t count); +#ifdef CONFIG_CRASH_DUMP +int copy_oldmem_kernel(void *dst, unsigned long src, size_t count); +#endif + +#endif /* __ASM_S390_MACCESS_H */ |