NFSD: Add a laundromat reaper for async copy state

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RFC 7862 Section 4.8 states:

> A copy offload stateid will be valid until either (A) the client
> or server restarts or (B) the client returns the resource by
> issuing an OFFLOAD_CANCEL operation or the client replies to a
> CB_OFFLOAD operation.

Instead of releasing async copy state when the CB_OFFLOAD callback
completes, now let it live until the next laundromat run after the
callback completes.

Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>

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This commit is contained in:

Chuck Lever 2024-10-31 09:40:07 -04:00

parent b44ffa4c4f

commit ac0514f4d1

4 changed files with 37 additions and 1 deletions

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35

fs/nfsd/nfs4proc.c

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1

fs/nfsd/nfs4state.c

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1

fs/nfsd/state.h

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1

fs/nfsd/xdr4.h

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