Re: [PATCH 4/5] mount.nfs: Add new files for supporting string-ified mount options

[Chuck Lever <chuck.lever@oracle.com>]

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Neil Brown wrote:
> On Thursday August 9, chuck.lever@oracle.com wrote:
>> Introduce support files which contain code that builds string mount
>> options and passes them to the kernel.  This is a pre-requisite for
>> actually enabling /sbin/mount.nfs to do text-based mounts.
>>
>> This is only partially complete at the moment, but is presented so that
>> folks can start banging on the kernel mount option string parsing code.
>> There are clearly still parts that are not implemented quite yet, such
>> as bg and retry support, but it should be enough to get going.
>>
>> Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
>> ---
> 
>> +
>> +static int retry_opt = 10000;		/* 10,000 minutes ~= 1 week */
> 
> Why one week?  Why not "MAX_INT"? retry_opt is never actually used, so
> I cannot guess.

retry=10000 is the default setting.  According to the nfs(5) man page, 
this is about 1 week.

The plan is to extract the retry setting from the mount options string 
if it exists, and use the default value of 10000 if it does not.

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