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Re: [Qemu-block] [PATCH-for-4.1 v7 1/1] hw/block/pflash_cfi01: Add missi

From: Philippe Mathieu-Daudé
Subject: Re: [Qemu-block] [PATCH-for-4.1 v7 1/1] hw/block/pflash_cfi01: Add missing DeviceReset() handler
Date: Fri, 19 Jul 2019 18:19:42 +0200
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.0

Hi Laszlo,

On 7/18/19 9:35 PM, Philippe Mathieu-Daudé wrote:
> On 7/18/19 8:38 PM, Laszlo Ersek wrote:
>> On 07/18/19 17:03, Laszlo Ersek wrote:
>>> On 07/18/19 12:48, Philippe Mathieu-Daudé wrote:
>>>> To avoid incoherent states when the machine resets (see but report
[...]>>> (3) Using OVMF IA32X64 (including the edk2 SMM stack), I've
>>> regression-tested this patch, on top of v4.1.0-rc1, with KVM. As follows:
>>> (3a) Normal reboot from the UEFI shell ("reset -c" command)
>>> (3b) Normal reboot from the Linux guest prompt ("reboot" command)
>>> (3c1) Reset as part of ACPI S3 suspend/resume
>>> (3c2) then use "efibootmgr -n / -N" to write to pflash (by virtue of
>>> setting / deleting the standardized BootNext UEFI variable)
>>> (3d1) Boot to setup TUI with SB enabled
>>> (3d2) erase Platform Key in setup TUI (disables SB)
>>> (3d3) reboot from within setup TUI
>>> (3d4) proceed to UEFI shell
>>> (3d5) enable SB with EnrollDefaultKeys.efi
>>> (3d6) reboot from UEFI shell
>>> (3d7) proceeed to Linux guest
>>> (3d8) verify SB enablement (dmesg, "mokutil --sb-state")
>>> (As an added exercise, step (3d4) triggered an "FTW" (fault tolerant
>>> write) "reclaim" (basically a defragmentation of the journaled
>>> "filesystem" that the firmware keeps in the flash, as a logical "middle
>>> layer"), and that worked fine too.)
>>> Regression-tested-by: Laszlo Ersek <address@hidden>
>>> (4) I plan to provide R-t-b in the evening from aarch64 KVM too, using
>>> the edk2 ArmVirtQemu firmware. Only the first two steps from (3) will be
>>> covered (no ACPI S3, no SB).
>> Regression-tested-by: Laszlo Ersek <address@hidden>

Patchwork doesn't recognize your R-t-b tag:


Should I change it for a Tested-by, or add as it?



> Thank you a lot again for all your testing, I also noted your steps and
> will try to automate them.
> Best regards,
> Phil.

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