From: gengdongjiu <gengdongjiu@huawei.com> To: Beata Michalska <beata.michalska@linaro.org> Cc: Xiang Zheng <zhengxiang9@huawei.com>, <pbonzini@redhat.com>, <mst@redhat.com>, Igor Mammedov <imammedo@redhat.com>, <shannon.zhaosl@gmail.com>, Peter Maydell <peter.maydell@linaro.org>, "Laszlo Ersek" <lersek@redhat.com>, <james.morse@arm.com>, <mtosatti@redhat.com>, <rth@twiddle.net>, <ehabkost@redhat.com>, <jonathan.cameron@huawei.com>, <xuwei5@huawei.com>, <kvm@vger.kernel.org>, <qemu-devel@nongnu.org>, <qemu-arm@nongnu.org>, <linuxarm@huawei.com>, <wanghaibin.wang@huawei.com> Subject: Re: [RESEND PATCH v21 5/6] target-arm: kvm64: handle SIGBUS signal from kernel or KVM Date: Mon, 9 Dec 2019 22:12:33 +0800 [thread overview] Message-ID: <650e26cf-e007-1e31-cd0a-4042bb9fa6a8@huawei.com> (raw) In-Reply-To: <CADSWDzvFvS6mYiMhXu2J+u+sUxZaKcCE78EuSggv-VOY7zEN_w@mail.gmail.com> On 2019/12/9 21:05, Beata Michalska wrote: >> Here we set the FnV to not valid, not to set it to valid. >> because Guest will use the physical address that recorded in APEI table. >> > To be precise : the FnV is giving the status of FAR - so what you are setting > here is status of 0b0 which means FAR is valid, not FnV on it's own. > And my point was that you are changing the prototype for syn_data_abort_no_iss > just for this case only so I was just thinking that it might not be > worth that, instead > you could just set it here ... or to be more flexible , provide a way > to set specific bits > on demand. No, I set the FnV to 0b1, not 0b0, the whole esr_el1's value is 0x96000410, as shown below log: I remember changing the prototype for syn_data_abort_no_iss is suggested by Peter Maydell. [1]: [ 62.851830] Internal error: synchronous external abort: 96000410 [#1] PREEMPT SMP [ 62.854465] Modules linked in: >
WARNING: multiple messages have this Message-ID (diff)
From: gengdongjiu <gengdongjiu@huawei.com> To: Beata Michalska <beata.michalska@linaro.org> Cc: Peter Maydell <peter.maydell@linaro.org>, ehabkost@redhat.com, kvm@vger.kernel.org, mst@redhat.com, wanghaibin.wang@huawei.com, mtosatti@redhat.com, qemu-devel@nongnu.org, linuxarm@huawei.com, shannon.zhaosl@gmail.com, Xiang Zheng <zhengxiang9@huawei.com>, qemu-arm@nongnu.org, james.morse@arm.com, jonathan.cameron@huawei.com, Igor Mammedov <imammedo@redhat.com>, pbonzini@redhat.com, xuwei5@huawei.com, Laszlo Ersek <lersek@redhat.com>, rth@twiddle.net Subject: Re: [RESEND PATCH v21 5/6] target-arm: kvm64: handle SIGBUS signal from kernel or KVM Date: Mon, 9 Dec 2019 22:12:33 +0800 [thread overview] Message-ID: <650e26cf-e007-1e31-cd0a-4042bb9fa6a8@huawei.com> (raw) In-Reply-To: <CADSWDzvFvS6mYiMhXu2J+u+sUxZaKcCE78EuSggv-VOY7zEN_w@mail.gmail.com> On 2019/12/9 21:05, Beata Michalska wrote: >> Here we set the FnV to not valid, not to set it to valid. >> because Guest will use the physical address that recorded in APEI table. >> > To be precise : the FnV is giving the status of FAR - so what you are setting > here is status of 0b0 which means FAR is valid, not FnV on it's own. > And my point was that you are changing the prototype for syn_data_abort_no_iss > just for this case only so I was just thinking that it might not be > worth that, instead > you could just set it here ... or to be more flexible , provide a way > to set specific bits > on demand. No, I set the FnV to 0b1, not 0b0, the whole esr_el1's value is 0x96000410, as shown below log: I remember changing the prototype for syn_data_abort_no_iss is suggested by Peter Maydell. [1]: [ 62.851830] Internal error: synchronous external abort: 96000410 [#1] PREEMPT SMP [ 62.854465] Modules linked in: >
next prev parent reply other threads:[~2019-12-09 14:12 UTC|newest] Thread overview: 82+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-11-11 1:40 [RESEND PATCH v21 0/6] Add ARMv8 RAS virtualization support in QEMU Xiang Zheng 2019-11-11 1:40 ` Xiang Zheng 2019-11-11 1:40 ` [RESEND PATCH v21 1/6] hw/arm/virt: Introduce a RAS machine option Xiang Zheng 2019-11-11 1:40 ` Xiang Zheng 2019-12-02 18:22 ` Peter Maydell 2019-12-02 18:22 ` Peter Maydell 2019-12-07 12:10 ` gengdongjiu 2019-12-07 12:10 ` gengdongjiu 2019-11-11 1:40 ` [RESEND PATCH v21 2/6] docs: APEI GHES generation and CPER record description Xiang Zheng 2019-11-11 1:40 ` Xiang Zheng 2019-11-15 9:44 ` Igor Mammedov 2019-11-15 9:44 ` Igor Mammedov 2019-11-27 1:37 ` Xiang Zheng 2019-11-27 1:37 ` Xiang Zheng 2019-11-27 8:12 ` Igor Mammedov 2019-11-27 8:12 ` Igor Mammedov 2019-11-11 1:40 ` [RESEND PATCH v21 3/6] ACPI: Add APEI GHES table generation support Xiang Zheng 2019-11-11 1:40 ` Xiang Zheng 2019-11-15 9:38 ` Igor Mammedov 2019-11-15 9:38 ` Igor Mammedov 2019-11-18 12:49 ` gengdongjiu 2019-11-18 12:49 ` gengdongjiu 2019-11-18 13:18 ` gengdongjiu 2019-11-18 13:18 ` gengdongjiu 2019-11-18 13:21 ` Michael S. Tsirkin 2019-11-18 13:21 ` Michael S. Tsirkin 2019-11-18 13:57 ` gengdongjiu 2019-11-18 13:57 ` gengdongjiu 2019-11-25 9:48 ` Igor Mammedov 2019-11-25 9:48 ` Igor Mammedov 2019-11-27 11:16 ` gengdongjiu 2019-11-27 11:16 ` gengdongjiu 2019-11-22 15:44 ` Beata Michalska 2019-11-22 15:44 ` Beata Michalska 2019-11-22 15:42 ` Beata Michalska 2019-11-22 15:42 ` Beata Michalska 2019-11-25 9:23 ` Igor Mammedov 2019-11-25 9:23 ` Igor Mammedov 2019-11-11 1:40 ` [RESEND PATCH v21 4/6] KVM: Move hwpoison page related functions into kvm-all.c Xiang Zheng 2019-11-11 1:40 ` Xiang Zheng 2019-12-02 18:23 ` Peter Maydell 2019-12-02 18:23 ` Peter Maydell 2019-11-11 1:40 ` [RESEND PATCH v21 5/6] target-arm: kvm64: handle SIGBUS signal from kernel or KVM Xiang Zheng 2019-11-11 1:40 ` Xiang Zheng 2019-11-15 16:37 ` Igor Mammedov 2019-11-15 16:37 ` Igor Mammedov 2019-11-22 15:47 ` Beata Michalska 2019-11-22 15:47 ` Beata Michalska 2019-11-25 9:37 ` Igor Mammedov 2019-11-25 9:37 ` Igor Mammedov 2019-11-27 1:40 ` Xiang Zheng 2019-11-27 1:40 ` Xiang Zheng 2019-11-27 10:43 ` Igor Mammedov 2019-11-27 10:43 ` Igor Mammedov 2019-12-21 12:35 ` gengdongjiu 2019-12-21 12:35 ` gengdongjiu 2019-11-22 15:47 ` Beata Michalska 2019-11-22 15:47 ` Beata Michalska 2019-11-27 12:47 ` Xiang Zheng 2019-11-27 12:47 ` Xiang Zheng 2019-11-27 13:02 ` Igor Mammedov 2019-11-27 13:02 ` Igor Mammedov 2019-11-27 14:17 ` Beata Michalska 2019-11-27 14:17 ` Beata Michalska 2019-12-03 3:35 ` Xiang Zheng 2019-12-03 3:35 ` Xiang Zheng 2019-11-27 14:17 ` Beata Michalska 2019-11-27 14:17 ` Beata Michalska 2019-12-03 3:35 ` Xiang Zheng 2019-12-03 3:35 ` Xiang Zheng 2019-12-07 9:33 ` gengdongjiu 2019-12-07 9:33 ` gengdongjiu 2019-12-09 13:05 ` Beata Michalska 2019-12-09 13:05 ` Beata Michalska 2019-12-09 14:12 ` gengdongjiu [this message] 2019-12-09 14:12 ` gengdongjiu 2019-11-11 1:40 ` [RESEND PATCH v21 6/6] MAINTAINERS: Add APCI/APEI/GHES entries Xiang Zheng 2019-11-11 1:40 ` Xiang Zheng 2019-12-02 18:27 ` [RESEND PATCH v21 0/6] Add ARMv8 RAS virtualization support in QEMU Peter Maydell 2019-12-02 18:27 ` Peter Maydell 2019-12-03 2:09 ` gengdongjiu 2019-12-03 2:09 ` gengdongjiu
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