From: Minwoo Im <minwoo.im.dev@gmail.com>
To: Akinobu Mita <akinobu.mita@gmail.com>
Cc: linux-nvme@lists.infradead.org,
LKML <linux-kernel@vger.kernel.org>, Jens Axboe <axboe@fb.com>,
Sagi Grimberg <sagi@grimberg.me>,
Keith Busch <keith.busch@intel.com>,
Johannes Berg <johannes@sipsolutions.net>,
Christoph Hellwig <hch@lst.de>
Subject: Re: [PATCH 3/4] nvme-pci: add device coredump support
Date: Sat, 4 May 2019 23:46:12 +0900 [thread overview]
Message-ID: <13a4ec6d-e586-3879-d883-33bdbf90f294@gmail.com> (raw)
In-Reply-To: <d0de1c5d-1168-086c-cc16-7d33fd307cd3@gmail.com>
On 5/4/19 11:38 PM, Minwoo Im wrote:
> On 5/4/19 11:26 PM, Akinobu Mita wrote:
>> 2019年5月4日(土) 19:04 Minwoo Im <minwoo.im.dev@gmail.com>:
>>>> + { NVME_REG_INTMS, "intms", 32 },
>>>> + { NVME_REG_INTMC, "intmc", 32 },
>>>> + { NVME_REG_CC, "cc", 32 },
>>>> + { NVME_REG_CSTS, "csts", 32 },
>>>> + { NVME_REG_NSSR, "nssr", 32 },
>>>> + { NVME_REG_AQA, "aqa", 32 },
>>>> + { NVME_REG_ASQ, "asq", 64 },
>>>> + { NVME_REG_ACQ, "acq", 64 },
>>>> + { NVME_REG_CMBLOC, "cmbloc", 32 },
>>>> + { NVME_REG_CMBSZ, "cmbsz", 32 },
>>>
>>> If it's going to support optional registers also, then we can have
>>> BP-related things (BPINFO, BPRSEL, BPMBL) here also.
>>
>> I'm going to change the register dump in binary format just like
>> 'nvme show-regs -o binary' does. So we'll have registers from 00h to
>> 4Fh.
>>
>
> Got it.
>
> And now I can see those two commands `nvme show-regs` and
> `nvme show-regs -o binary` have different results for the register
> range. The binary output covers just 0x50 size, but it shows all the
> registers including BP-related things in normal && json format.
>
> Anyway, I'll prepare a patch for nvme-cli to support binary output
> format to cover BP things also.
>
> Thanks, for your reply.
My bad, I misunderstood what you have said above. Please ignore
what I mentioned. BP things are located from 40h. to 4Fh.
Sorry for making noises here. ;)
next prev parent reply other threads:[~2019-05-04 14:46 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-05-02 8:59 [PATCH 0/4] nvme-pci: support device coredump Akinobu Mita
2019-05-02 8:59 ` [PATCH 1/4] devcoredump: use memory_read_from_buffer Akinobu Mita
2019-05-02 12:42 ` Johannes Berg
2019-05-02 8:59 ` [PATCH 2/4] devcoredump: allow to create several coredump files in one device Akinobu Mita
2019-05-02 12:47 ` Johannes Berg
2019-05-03 3:41 ` Akinobu Mita
2019-05-02 8:59 ` [PATCH 3/4] nvme-pci: add device coredump support Akinobu Mita
2019-05-04 10:04 ` Minwoo Im
2019-05-04 14:26 ` Akinobu Mita
2019-05-04 14:38 ` Minwoo Im
2019-05-04 14:46 ` Minwoo Im [this message]
2019-05-02 8:59 ` [PATCH 4/4] nvme-pci: trigger device coredump before resetting controller Akinobu Mita
2019-05-02 12:57 ` [PATCH 0/4] nvme-pci: support device coredump Keith Busch
2019-05-03 3:38 ` Akinobu Mita
2019-05-03 12:12 ` Keith Busch
2019-05-03 12:20 ` Christoph Hellwig
2019-05-04 4:20 ` Akinobu Mita
2019-05-04 9:40 ` Minwoo Im
2019-05-04 14:36 ` Akinobu Mita
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