From: Xianting Tian <xianting.tian@linux.alibaba.com>
To: Bagas Sanjaya <bagasdotme@gmail.com>
Cc: paul.walmsley@sifive.com, palmer@dabbelt.com,
aou@eecs.berkeley.edu, anup@brainfault.org, heiko@sntech.de,
guoren@kernel.org, mick@ics.forth.gr,
alexandre.ghiti@canonical.com, bhe@redhat.com, vgoyal@redhat.com,
dyoung@redhat.com, corbet@lwn.net, Conor.Dooley@microchip.com,
kexec@lists.infradead.org, linux-doc@vger.kernel.org,
linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org,
crash-utility@redhat.com, heinrich.schuchardt@canonical.com,
k-hagio-ab@nec.com, hschauhan@nulltrace.org, yixun.lan@gmail.com
Subject: Re: [PATCH V2 2/2] Documentation: kdump: describe VMCOREINFO export for RISCV64
Date: Tue, 18 Oct 2022 13:32:53 +0800 [thread overview]
Message-ID: <f872ec97-89d8-16ca-b0ff-a2d713d72b85@linux.alibaba.com> (raw)
In-Reply-To: <Y04bOv49sRsauLb6@debian.me>
在 2022/10/18 上午11:19, Bagas Sanjaya 写道:
> On Fri, Oct 14, 2022 at 09:41:39PM +0800, Xianting Tian wrote:
>> The following interrelated definitions and ranges are needed by the kdump
>> crash tool, they are exported by "arch/riscv/kernel/crash_core.c":
> Better say "..., which are exported by ..."
will fix it in v3
thanks
>
>> diff --git a/Documentation/admin-guide/kdump/vmcoreinfo.rst b/Documentation/admin-guide/kdump/vmcoreinfo.rst
>> index 6726f439958c..8e2e164cf3db 100644
>> --- a/Documentation/admin-guide/kdump/vmcoreinfo.rst
>> +++ b/Documentation/admin-guide/kdump/vmcoreinfo.rst
>> @@ -595,3 +595,33 @@ X2TLB
>> -----
>>
>> Indicates whether the crashed kernel enabled SH extended mode.
>> +
>> +RISCV64
>> +=======
>> +
>> +VA_BITS
>> +-------
>> +
>> +The maximum number of bits for virtual addresses. Used to compute the
>> +virtual memory ranges.
>> +
>> +PAGE_OFFSET
>> +-----------
>> +
>> +Indicates the virtual kernel start address of direct-mapped RAM region.
>> +
>> +phys_ram_base
>> +-------------
>> +
>> +Indicates the start physical RAM address.
>> +
>> +MODULES_VADDR|MODULES_END|VMALLOC_START|VMALLOC_END|VMEMMAP_START|VMEMMAP_END|KASAN_SHADOW_START|KASAN_SHADOW_END|KERNEL_LINK_ADDR|ADDRESS_SPACE_END
>> +----------------------------------------------------------------------------------------------------------------------------------------------------
>> +
>> +Used to get the correct ranges:
>> +
>> + * MODULES_VADDR ~ MODULES_END : Kernel module space.
>> + * VMALLOC_START ~ VMALLOC_END : vmalloc() / ioremap() space.
>> + * VMEMMAP_START ~ VMEMMAP_END : vmemmap region, used for struct page array.
>> + * KASAN_SHADOW_START ~ KASAN_SHADOW_END : kasan shadow space.
>> + * KERNEL_LINK_ADDR ~ ADDRESS_SPACE_END : Kernel link and BPF space.
> The documentation LGTM, thanks.
>
> When the patch subject is fixed,
>
> Reviewed-by: Bagas Sanjaya <bagasdotme@gmail.com>
>
next prev parent reply other threads:[~2022-10-18 5:33 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-14 13:41 [PATCH V2 0/2] Support VMCOREINFO export for RISCV64 Xianting Tian
2022-10-14 13:41 ` [PATCH V2 1/2] RISC-V: Add arch_crash_save_vmcoreinfo support Xianting Tian
2022-10-17 19:54 ` Conor Dooley
[not found] ` <78420277-215f-55d0-67b8-fbf9208b3d22@linux.alibaba.com>
2022-10-18 7:19 ` Conor.Dooley
2022-10-18 8:01 ` Xianting Tian
2022-10-14 13:41 ` [PATCH V2 2/2] Documentation: kdump: describe VMCOREINFO export for RISCV64 Xianting Tian
2022-10-17 19:40 ` Conor Dooley
2022-10-18 2:41 ` Xianting Tian
2022-10-18 7:13 ` Conor Dooley
2022-10-18 3:19 ` Bagas Sanjaya
2022-10-18 5:32 ` Xianting Tian [this message]
2022-10-18 6:06 ` Xianting Tian
2022-10-18 7:20 ` Bagas Sanjaya
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