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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
| commit | ace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch) | |
| tree | b2d64bc10158fdd5497876388cd68142ca374ed3 /arch/powerpc/include/asm/book3s/64/pkeys.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 'arch/powerpc/include/asm/book3s/64/pkeys.h')
| -rw-r--r-- | arch/powerpc/include/asm/book3s/64/pkeys.h | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/book3s/64/pkeys.h b/arch/powerpc/include/asm/book3s/64/pkeys.h new file mode 100644 index 0000000000..5b178139f3 --- /dev/null +++ b/arch/powerpc/include/asm/book3s/64/pkeys.h @@ -0,0 +1,25 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ + +#ifndef _ASM_POWERPC_BOOK3S_64_PKEYS_H +#define _ASM_POWERPC_BOOK3S_64_PKEYS_H + +#include <asm/book3s/64/hash-pkey.h> + +static inline u64 vmflag_to_pte_pkey_bits(u64 vm_flags) +{ + if (!mmu_has_feature(MMU_FTR_PKEY)) + return 0x0UL; + + if (radix_enabled()) + BUG(); + return hash__vmflag_to_pte_pkey_bits(vm_flags); +} + +static inline u16 pte_to_pkey_bits(u64 pteflags) +{ + if (radix_enabled()) + BUG(); + return hash__pte_to_pkey_bits(pteflags); +} + +#endif /*_ASM_POWERPC_KEYS_H */ |