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X-Received-From: 2607:f8b0:4864:20::443 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org, david@redhat.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Delay triggering an exception until the end, after we have determined ultimate success or failure, and also taken into account whether this is a non-faulting probe. Reviewed-by: David Hildenbrand Signed-off-by: Richard Henderson --- target/s390x/excp_helper.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/target/s390x/excp_helper.c b/target/s390x/excp_helper.c index dbff772d34..552098be5f 100644 --- a/target/s390x/excp_helper.c +++ b/target/s390x/excp_helper.c @@ -127,7 +127,7 @@ bool s390_cpu_tlb_fill(CPUState *cs, vaddr address, int= size, CPUS390XState *env =3D &cpu->env; target_ulong vaddr, raddr; uint64_t asc; - int prot, fail; + int prot, fail, excp; =20 qemu_log_mask(CPU_LOG_MMU, "%s: addr 0x%" VADDR_PRIx " rw %d mmu_idx %= d\n", __func__, address, access_type, mmu_idx); @@ -141,12 +141,14 @@ bool s390_cpu_tlb_fill(CPUState *cs, vaddr address, i= nt size, vaddr &=3D 0x7fffffff; } fail =3D mmu_translate(env, vaddr, access_type, asc, &raddr, &prot= , true); + excp =3D 0; /* exception already raised */ } else if (mmu_idx =3D=3D MMU_REAL_IDX) { /* 31-Bit mode */ if (!(env->psw.mask & PSW_MASK_64)) { vaddr &=3D 0x7fffffff; } fail =3D mmu_translate_real(env, vaddr, access_type, &raddr, &prot= ); + excp =3D 0; /* exception already raised */ } else { g_assert_not_reached(); } @@ -159,7 +161,7 @@ bool s390_cpu_tlb_fill(CPUState *cs, vaddr address, int= size, qemu_log_mask(CPU_LOG_MMU, "%s: raddr %" PRIx64 " > ram_size %" PRIx64 "\n", __func__, (uint64_t)raddr, (uint64_t)ram_size); - trigger_pgm_exception(env, PGM_ADDRESSING, ILEN_AUTO); + excp =3D PGM_ADDRESSING; fail =3D 1; } =20 @@ -175,6 +177,9 @@ bool s390_cpu_tlb_fill(CPUState *cs, vaddr address, int= size, return false; } =20 + if (excp) { + trigger_pgm_exception(env, excp, ILEN_AUTO); + } cpu_restore_state(cs, retaddr, true); =20 /* --=20 2.17.1