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| author | Paolo Bonzini <pbonzini@redhat.com> | 2020-12-15 12:48:24 -0500 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2020-12-15 12:48:24 -0500 |
| commit | 722e039d9a290a06e38199f6baffc04cfd98f2db (patch) | |
| tree | 2a4ac383efafe5a77c8c9dddb503d6978044ace1 /arch/arm64/mm/fault.c | |
| parent | 8640ca588b032166d6be6b4d3632d565d6d88e89 (diff) | |
| parent | 3a514592b698588326924625b6948a10c35fadd5 (diff) | |
| download | linux-722e039d9a290a06e38199f6baffc04cfd98f2db.tar.gz linux-722e039d9a290a06e38199f6baffc04cfd98f2db.tar.bz2 linux-722e039d9a290a06e38199f6baffc04cfd98f2db.zip | |
Merge tag 'kvmarm-5.11' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD
KVM/arm64 updates for Linux 5.11
- PSCI relay at EL2 when "protected KVM" is enabled
- New exception injection code
- Simplification of AArch32 system register handling
- Fix PMU accesses when no PMU is enabled
- Expose CSV3 on non-Meltdown hosts
- Cache hierarchy discovery fixes
- PV steal-time cleanups
- Allow function pointers at EL2
- Various host EL2 entry cleanups
- Simplification of the EL2 vector allocation
Diffstat (limited to 'arch/arm64/mm/fault.c')
| -rw-r--r-- | arch/arm64/mm/fault.c | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c index 1ee94002801f..8dc17e650c8e 100644 --- a/arch/arm64/mm/fault.c +++ b/arch/arm64/mm/fault.c @@ -479,11 +479,6 @@ static int __kprobes do_page_fault(unsigned long addr, unsigned int esr, } if (is_ttbr0_addr(addr) && is_el1_permission_fault(addr, esr, regs)) { - /* regs->orig_addr_limit may be 0 if we entered from EL0 */ - if (regs->orig_addr_limit == KERNEL_DS) - die_kernel_fault("access to user memory with fs=KERNEL_DS", - addr, esr, regs); - if (is_el1_instruction_abort(esr)) die_kernel_fault("execution of user memory", addr, esr, regs); |