diff options
| author | Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com> | 2020-11-27 07:44:18 +0300 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2020-12-03 17:01:26 +0300 |
| commit | eb232b1624462752dc916d9015b31ecdac0a01f1 (patch) | |
| tree | 441bc498a79aa7434ed9cfa3152f0f4e030f3f74 /arch/powerpc/include/asm/kup.h | |
| parent | 4d6c551e9f548f7675a01eff229d09ab41162a25 (diff) | |
| download | linux-eb232b1624462752dc916d9015b31ecdac0a01f1.tar.xz | |
powerpc/book3s64/kuap: Improve error reporting with KUAP
With hash translation use DSISR_KEYFAULT to identify a wrong access.
With Radix we look at the AMR value and type of fault.
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20201127044424.40686-17-aneesh.kumar@linux.ibm.com
Diffstat (limited to 'arch/powerpc/include/asm/kup.h')
| -rw-r--r-- | arch/powerpc/include/asm/kup.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/powerpc/include/asm/kup.h b/arch/powerpc/include/asm/kup.h index a06e50b68d40..952be0414f43 100644 --- a/arch/powerpc/include/asm/kup.h +++ b/arch/powerpc/include/asm/kup.h @@ -59,8 +59,8 @@ void setup_kuap(bool disabled); #else static inline void setup_kuap(bool disabled) { } -static inline bool -bad_kuap_fault(struct pt_regs *regs, unsigned long address, bool is_write) +static inline bool bad_kuap_fault(struct pt_regs *regs, unsigned long address, + bool is_write, unsigned long error_code) { return false; } |