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author | Linus Torvalds <torvalds@linux-foundation.org> | 2020-03-20 09:28:25 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-03-20 09:28:25 -0700 |
commit | 5ad0ec0b86525d0c5d3d250d3cfad7f183b00cfa (patch) | |
tree | e54c76acc4342a68cd3195ba1a6447d07d7df64c /arch/arm64/include/asm/mmu.h | |
parent | f014d2b8584d0bf938e8d6761c79596e94b06f98 (diff) | |
parent | 3568b88944fef28db3ee989b957da49ffc627ede (diff) |
Merge tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux
Pull arm64 fixes from Will Deacon:
- Fix panic() when it occurs during secondary CPU startup
- Fix "kpti=off" when KASLR is enabled
- Fix howler in compat syscall table for vDSO clock_getres() fallback
* tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux:
arm64: compat: Fix syscall number of compat_clock_getres
arm64: kpti: Fix "kpti=off" when KASLR is enabled
arm64: smp: fix crash_smp_send_stop() behaviour
arm64: smp: fix smp_send_stop() behaviour
Diffstat (limited to 'arch/arm64/include/asm/mmu.h')
-rw-r--r-- | arch/arm64/include/asm/mmu.h | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/arm64/include/asm/mmu.h b/arch/arm64/include/asm/mmu.h index e4d862420bb4..d79ce6df9e12 100644 --- a/arch/arm64/include/asm/mmu.h +++ b/arch/arm64/include/asm/mmu.h @@ -29,11 +29,9 @@ typedef struct { */ #define ASID(mm) ((mm)->context.id.counter & 0xffff) -extern bool arm64_use_ng_mappings; - static inline bool arm64_kernel_unmapped_at_el0(void) { - return arm64_use_ng_mappings; + return cpus_have_const_cap(ARM64_UNMAP_KERNEL_AT_EL0); } typedef void (*bp_hardening_cb_t)(void); |