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authorWill Deacon <will@kernel.org>2020-05-05 16:15:58 +0200
committerWill Deacon <will@kernel.org>2020-05-05 16:15:58 +0200
commit80e4e561321595d2e5f4a173e8cf8d8432078995 (patch)
tree50f80176b431998f25b45b68300a92765d6c05d9 /arch/arm64/include/asm/cpucaps.h
parentLinux 5.7-rc3 (diff)
parentarm64: bti: Document behaviour for dynamically linked binaries (diff)
downloadlinux-80e4e561321595d2e5f4a173e8cf8d8432078995.tar.xz
linux-80e4e561321595d2e5f4a173e8cf8d8432078995.zip
Merge branch 'for-next/bti-user' into for-next/bti
Merge in user support for Branch Target Identification, which narrowly missed the cut for 5.7 after a late ABI concern. * for-next/bti-user: arm64: bti: Document behaviour for dynamically linked binaries arm64: elf: Fix allnoconfig kernel build with !ARCH_USE_GNU_PROPERTY arm64: BTI: Add Kconfig entry for userspace BTI mm: smaps: Report arm64 guarded pages in smaps arm64: mm: Display guarded pages in ptdump KVM: arm64: BTI: Reset BTYPE when skipping emulated instructions arm64: BTI: Reset BTYPE when skipping emulated instructions arm64: traps: Shuffle code to eliminate forward declarations arm64: unify native/compat instruction skipping arm64: BTI: Decode BYTPE bits when printing PSTATE arm64: elf: Enable BTI at exec based on ELF program properties elf: Allow arch to tweak initial mmap prot flags arm64: Basic Branch Target Identification support ELF: Add ELF program property parsing support ELF: UAPI and Kconfig additions for ELF program properties
Diffstat (limited to 'arch/arm64/include/asm/cpucaps.h')
-rw-r--r--arch/arm64/include/asm/cpucaps.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm64/include/asm/cpucaps.h b/arch/arm64/include/asm/cpucaps.h
index 8eb5a088ae65..7b6051494f71 100644
--- a/arch/arm64/include/asm/cpucaps.h
+++ b/arch/arm64/include/asm/cpucaps.h
@@ -61,7 +61,8 @@
#define ARM64_HAS_AMU_EXTN 51
#define ARM64_HAS_ADDRESS_AUTH 52
#define ARM64_HAS_GENERIC_AUTH 53
+#define ARM64_BTI 54
-#define ARM64_NCAPS 54
+#define ARM64_NCAPS 55
#endif /* __ASM_CPUCAPS_H */