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Re: [PATCH v3 0/4] Add online file check feature

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Hello Andrew  and Mark,


>>> 
> On Fri, 25 Dec 2015 15:16:15 +0800 Gang He <ghe@suse.com> wrote:
> 
>> When there are errors in the ocfs2 filesystem,
>> they are usually accompanied by the inode number which caused the error.
>> This inode number would be the input to fixing the file.
>> One of these options could be considered:
>> A file in the sys filesytem which would accept inode numbers.
>> This could be used to communication back what has to be fixed or is fixed.
>> You could write:
>> $# echo "<inode>" > /sys/fs/ocfs2/devname/filecheck/check
>> or
>> $# echo "<inode>" > /sys/fs/ocfs2/devname/filecheck/fix
>> 
>> Compare with second version, I re-design filecheck sysfs interfaces, there
>> are three sysfs files(check, fix and set) under filecheck directory(see 
> above),
>> sysfs will accept only one argument <inode>. Second, I adjust some code in 
>> ocfs2_filecheck_repair_inode_block() function according to upstream 
> feedback,
>> we cannot just add VALID_FL flag back as a inode block fix, then we will not 
> 
>> fix this field corruption currently until having a complete solution.
>> Compare with first version, I use strncasecmp instead of double strncmp
>> functions. Second, update the source file contribution vendor.
>  
> This feature should be documented, please.  That means all pseudo-file
> locations, all inputs, all outputs, expected behaviour etc etc.  Enough
> info so that our users can usefully and fully use this feature in the
> minimum time.  Documentation/filesystems/ocfs2.txt is the place for that.
I ever sent out a document which describes this feature, I will modify that document sightly since sysfs interfaces have been adjusted,
then send out to the list as a separated patch. Is it OK for you?

Thanks
Gang


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[PATCH v3 0/4] Add online file check feature Gang He <ghe@suse.com> - 2015-12-25 08:20 +0100
  [PATCH v3 2/4] ocfs2: sysfile interfaces for online file check Gang He <ghe@suse.com> - 2015-12-25 08:20 +0100
  [PATCH v3 4/4] ocfs2: check/fix inode block for online file check Gang He <ghe@suse.com> - 2015-12-25 08:20 +0100
  Re: [PATCH v3 0/4] Add online file check feature Andrew Morton <akpm@linux-foundation.org> - 2015-12-29 22:50 +0100
    Re: [PATCH v3 0/4] Add online file check feature "Gang He" <ghe@suse.com> - 2015-12-30 04:10 +0100
      Re: [PATCH v3 0/4] Add online file check feature Andrew Morton <akpm@linux-foundation.org> - 2015-12-30 04:20 +0100

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