[PATCH v1] erofs-utils: dump: print filesystem blocksize

Gao Xiang hsiangkao at linux.alibaba.com
Sat Apr 13 11:02:22 AEST 2024



On 2024/4/13 09:00, Sandeep Dhavale wrote:
> On Fri, Apr 12, 2024 at 5:09 PM Gao Xiang <hsiangkao at linux.alibaba.com> wrote:
>>
>> Hi Sandeep,
>>
>> On 2024/4/13 06:51, Sandeep Dhavale wrote:
>>> mkfs.erofs supports creating filesystem images with different
>>> blocksizes. Add filesystem blocksize in super block dump so
>>> its easier to inspect the filesystem.
>>>
>>> The filed is added at last, so the output now looks like:
>>>
>>> Filesystem magic number:                      0xE0F5E1E2
>>> Filesystem blocks:                            21
>>> Filesystem inode metadata start block:        0
>>> Filesystem shared xattr metadata start block: 0
>>> Filesystem root nid:                          36
>>> Filesystem lz4_max_distance:                  65535
>>> Filesystem sb_extslots:                       0
>>> Filesystem inode count:                       10
>>> Filesystem created:                           Fri Apr 12 15:43:40 2024
>>> Filesystem features:                          sb_csum mtime 0padding
>>> Filesystem UUID:                              a84a2acc-08d8-4b72-8b8c-b811a815fa07
>>> Filesystem blocksize:                         65536
>>>
>>> Signed-off-by: Sandeep Dhavale <dhavale at google.com>
>>
>> Just a minor nit:
>> Could we move "Filesystem blocksize:" between the line of
>> "Filesystem magic number:" and "Filesystem blocks:" ?
>>
>> Otherwise it looks good to me, thanks for this!
>>
> Hi Gao,
> Sure I can change the location. I didn't do it assuming someone might
> have scripted around it (not that I know of!), so I added it last.

Yeah, I could guess your original intentation. But it seems somewhat
strange to show `Filesystem blocksize` in the very end...

Thanks,
Gao Xiang

> I will send V2 by moving it after magic number.
> 
> Thanks,
> Sandeep.
>> Thanks,
>> Gao Xiang


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