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Re: [qemu-s390x] [PATCH v4 3/7] s390x/pci: rework PCI LOAD
From: |
Cornelia Huck |
Subject: |
Re: [qemu-s390x] [PATCH v4 3/7] s390x/pci: rework PCI LOAD |
Date: |
Fri, 1 Dec 2017 11:38:21 +0100 |
On Thu, 30 Nov 2017 13:55:26 +0100
Pierre Morel <address@hidden> wrote:
> Enhance the fault detection, correction of the fault reporting.
>
> Signed-off-by: Pierre Morel <address@hidden>
> Reviewed-by: Yi Min Zhao <address@hidden>
> ---
> hw/s390x/s390-pci-inst.c | 25 ++++++++++++++-----------
> 1 file changed, 14 insertions(+), 11 deletions(-)
>
> @@ -395,8 +395,9 @@ int pcilg_service_call(S390CPU *cpu, uint8_t r1, uint8_t
> r2)
> break;
> }
>
> - if (pcias < 6) {
> - if ((8 - (offset & 0x7)) < len) {
> + switch (pcias) {
> + case ZPCI_IO_BAR_MIN ... ZPCI_IO_BAR_MAX:
Will make this
case ZPCI_IO_BAR_MIN...ZPCI_IO_BAR_MAX:
> + if (!len || (len > (8 - (offset & 0x7)))) {
> program_interrupt(env, PGM_OPERAND, 4);
> return 0;
> }
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