linux-kernel - Re: [PATCH 0/3] find_next_iomem_res() fixes

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Message-ID: <4295243b-20b4-9d21-5863-bab102a6a6d9@redhat.com>
Date:   Wed, 26 Sep 2018 21:36:48 +0800
From:   lijiang <lijiang@...hat.com>
To:     Bjorn Helgaas <helgaas@...nel.org>
Cc:     dan.j.williams@...el.com, brijesh.singh@....com, bhe@...hat.com,
        thomas.lendacky@....com, tiwai@...e.de, x86@...nel.org,
        kexec@...ts.infradead.org, linux-kernel@...r.kernel.org,
        mingo@...hat.com, baiyaowei@...s.chinamobile.com, hpa@...or.com,
        tglx@...utronix.de, bp@...e.de, dyoung@...hat.com,
        akpm@...ux-foundation.org, Vivek Goyal <vgoyal@...hat.com>
Subject: Re: [PATCH 0/3] find_next_iomem_res() fixes

在 2018年09月26日 17:22, lijiang 写道:
> 
> 
> 在 2018年09月25日 06:14, Bjorn Helgaas 写道:
>> Hi Lianbo,
>>
>> These three patches are a possible replacement for your first patch
>> ("[PATCH 1/3 v3] resource: fix an error which walks through iomem
>> resources").
>>
>> I think the interface of find_next_iomem_res() can be improved to make
>> the code easier to read and also avoid the errors you're fixing.
>>
>> I can't test these, so they've only been compiled.  If you can test
>> them and if you like them, feel free to incorporate them into your
>> series.  If not, just drop them (but please at least fix the same
>> error in walk_system_ram_range()).
>>
> Hi, Bjorn
> Sorry for my late reply about this. No need to incorporate them into
> my patch series, you might freely submit them to upstream.
> 
> I will test your patches whether it can also work well for my case, and
> you will get feedback about my test later.
> 
For my case, your patches can also work well.

> Thanks.
> Lianbo
> 
>> ---
>>
>> Bjorn Helgaas (3):
>>       x86/kexec: Correct KEXEC_BACKUP_SRC_END off-by-one error
>>       resource: Include resource end in walk_*() interfaces
>>       resource: Fix find_next_iomem_res() iteration issue
>>
>>
>>  arch/x86/include/asm/kexec.h |    2 -
>>  kernel/resource.c            |   96 ++++++++++++++++++------------------------
>>  2 files changed, 43 insertions(+), 55 deletions(-)
>>
>> _______________________________________________
>> kexec mailing list
>> kexec@...ts.infradead.org
>> http://lists.infradead.org/mailman/listinfo/kexec
>>

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