Trond Myklebust 1a81dfc9d1 NFSv4/flexfiles: Fix handling of NFS level errors in I/O ...

[ Upstream commit 38074de35b ]

Allow the flexfiles error handling to recognise NFS level errors (as
opposed to RPC level errors) and handle them separately. The main
motivator is the NFSERR_PERM errors that get returned if the NFS client
connects to the data server through a port number that is lower than
1024. In that case, the client should disconnect and retry a READ on a
different data server, or it should retry a WRITE after reconnecting.

Reviewed-by: Tigran Mkrtchyan <tigran.mkrtchyan@desy.de>
Fixes: d67ae825a5 ("pnfs/flexfiles: Add the FlexFile Layout Driver")
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Anna Schumaker <anna.schumaker@oracle.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

2025-07-10 16:05:09 +02:00

..

flexfilelayout.c

NFSv4/flexfiles: Fix handling of NFS level errors in I/O

2025-07-10 16:05:09 +02:00

flexfilelayout.h

NFS/flexfiles: Annotate struct nfs4_ff_layout_segment with __counted_by

2023-10-02 09:48:53 -07:00

flexfilelayoutdev.c

nfs: don't share pNFS DS connections between net namespaces

2025-06-04 14:43:52 +02:00

Makefile

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