Re: [PATCH v2] target/s390x: Implement the MVPG condition-code-option bit

2021-03-02 Thread Richard Henderson
On 3/2/21 5:39 PM, Richard Henderson wrote: +ok = probe_access_flags(env, vaddr1, access_type, mmu_idx, +nofault, &haddr1, ra); Bah, I confused myself and remembered the wrong interface. Expect a v3. r~

Re: [PATCH v2] target/s390x: Implement the MVPG condition-code-option bit

2021-03-02 Thread Richard Henderson
On 3/2/21 5:39 PM, Richard Henderson wrote: If the CCO bit is set, MVPG should not generate an exception but report page translation faults via a CC code. Create a new helper, access_prepare_nf, which can use probe_access_flags in non-faulting mode. Cc: David Hildenbrand Reported-by: Thomas Hut

[PATCH v2] target/s390x: Implement the MVPG condition-code-option bit

2021-03-02 Thread Richard Henderson
If the CCO bit is set, MVPG should not generate an exception but report page translation faults via a CC code. Create a new helper, access_prepare_nf, which can use probe_access_flags in non-faulting mode. Cc: David Hildenbrand Reported-by: Thomas Huth Signed-off-by: Richard Henderson --- tar