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NFSv4/pnfs: Layoutreturn on close must handle fatal networking errors

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If we have a fatal ENETDOWN or ENETUNREACH error, then the layoutreturn
on close code should also handle that as fatal, and free the layouts.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
This commit is contained in:
Trond Myklebust 2025-04-06 11:05:27 +02:00
parent 2d7f844ffa
commit 440caf8ee2
1 changed files with 12 additions and 0 deletions
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12
fs/nfs/pnfs.c
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@ -1661,6 +1661,18 @@ int pnfs_roc_done(struct rpc_task *task, struct nfs4_layoutreturn_args **argpp,
/* Was there an RPC level error? If not, retry */
if (task->tk_rpc_status == 0)
break;
/*
* Is there a fatal network level error?
* If so release the layout, but flag the error.
*/
if ((task->tk_rpc_status == -ENETDOWN ||
task->tk_rpc_status == -ENETUNREACH) &&
task->tk_flags & RPC_TASK_NETUNREACH_FATAL) {
*ret = 0;
(*respp)->lrs_present = 0;
retval = -EIO;
break;
}
/* If the call was not sent, let caller handle it */
if (!RPC_WAS_SENT(task))
return 0;