Re: [PATCH 2/2] arm/virt/acpi: remove _ADR from devices identified by _HID

[Guoheyi <guoheyi@huawei.com>]

在 2020/1/16 20:24, Peter Maydell 写道:
> On Wed, 15 Jan 2020 at 10:55, Michael S. Tsirkin <mst@redhat.com> wrote:
>> Here's a hopefully better patch. Peter does this address the issue?
>>
>> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
>>
>>
>> diff --git a/tests/qtest/bios-tables-test.c b/tests/qtest/bios-tables-test.c
>> index f1ac2d7e96..3ab4872bd7 100644
>> --- a/tests/qtest/bios-tables-test.c
>> +++ b/tests/qtest/bios-tables-test.c
>> @@ -16,7 +16,10 @@
>>    * 1. add empty files for new tables, if any, under tests/data/acpi
>>    * 2. list any changed files in tests/bios-tables-test-allowed-diff.h
>>    * 3. commit the above *before* making changes that affect the tables
>> - * Maintainer:
>> + *
>> + * Contributor or ACPI Maintainer (steps 4-7 need to be redone to resolve conflicts
>> + * in binary commit created in step 6):
>> + *
>>    * After 1-3 above tests will pass but ignore differences with the expected files.
>>    * You will also notice that tests/bios-tables-test-allowed-diff.h lists
>>    * a bunch of files. This is your hint that you need to do the below:
>> @@ -28,13 +31,23 @@
>>    * output. If not - disassemble them yourself in any way you like.
>>    * Look at the differences - make sure they make sense and match what the
>>    * changes you are merging are supposed to do.
>> + * Save the changes, preferably in form of ASL diff for the commit log in
>> + * step 6.
>>    *
>>    * 5. From build directory, run:
>>    *      $(SRC_PATH)/tests/data/acpi/rebuild-expected-aml.sh
>> - * 6. Now commit any changes.
>> - * 7. Before doing a pull request, make sure tests/bios-tables-test-allowed-diff.h
>> - *    is empty - this will ensure following changes to ACPI tables will
>> - *    be noticed.
>> + * 6. Now commit any changes to the expected binary, include diff from step 4
>> + *    in commit log.
>> + * 7. Before sending patches to the list (Contributor)
>> + *    or before doing a pull request (Maintainer), make sure
>> + *    tests/bios-tables-test-allowed-diff.h is empty - this will ensure
>> + *    following changes to ACPI tables will be noticed.
>> + *
>> + * The resulting patchset/pull request then looks like this:
>> + * - patch 1: list changed files in tests/bios-tables-test-allowed-diff.h.
>> + * - patches 2 - n: real changes, may contain multiple patches.
>> + * - patch n + 1: update golden master binaries and empty

Though I drafted the inital text, "2 - n" seems like a expression "2 
minus n" for myself after a second glance, especially when we have a "n 
+1" just below. Maybe we can use a different notation :)


>> + *   tests/bios-tables-test-allowed-diff.h
>>    */
> I think that seems reasonable, but you're the ACPI expert.
> As long as the patches on list:
>   * can be reviewed by somebody for whether their ACPI changes
>     are correct, including whether the golden-master changes are right
>   * can be applied by a maintainer without having to do anything
>     special
>   * don't break bisection
>
> then I'm happy. It sounds like those steps will work for that.
>
>> diff --git a/roms/seabios b/roms/seabios
>> index f21b5a4aeb..c9ba5276e3 160000
>> --- a/roms/seabios
>> +++ b/roms/seabios
>> @@ -1 +1 @@
>> -Subproject commit f21b5a4aeb020f2a5e2c6503f906a9349dd2f069
>> +Subproject commit c9ba5276e3217ac6a1ec772dbebf568ba3a8a55d
> You have a stray submodule update in your patch, though :-)

A file config.mak will be generated in roms/seabios after building qemu, 
and we may probably add it in our commit by "git commit -a" :)

Thanks,

Heyi

>
> thanks
> -- PMM
>
> .