cephfs: add capability to automatically enable read affinity

[Rakshith-R]

Describe the feature you'd like to have

CephFS kernel mounter supports read_from_replica and crush location options similar to rbd mount options.
We can add support for cephfs read affinity similar to rbd read affinity added in this pr #3639

refer:

• https://tracker.ceph.com/issues/62837
• rbd: add capability to automatically enable read affinity  #3639

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[Rakshith-R]

hey @iPraveenParihar ,
This is part of 3.10 milestone.
Can you prioritize this issue to get it done within this week or early next week ?

Thanks,

[iPraveenParihar]

hey @iPraveenParihar , This is part of 3.10 milestone. Can you prioritize this issue to get it done within this week or early next week ?

Thanks,

Yes, I have raised a Draft PR already.
Doing local testing.