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xprtrdma: mount reports "Invalid mount option" if memreg mode not supported

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If the selected memory registration mode is not supported by the
underlying provider/HCA, the NFS mount command reports that there was
an invalid mount option, and fails. This is misleading.

Reporting a problem allocating memory is a lot closer to the truth.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
This commit is contained in:
Chuck Lever 2014-05-28 10:33:00 -04:00 committed by Anna Schumaker
parent f10eafd3a6
commit cdd9ade711
1 changed files with 4 additions and 4 deletions
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8
net/sunrpc/xprtrdma/verbs.c
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@ -513,7 +513,7 @@ rpcrdma_ia_open(struct rpcrdma_xprt *xprt, struct sockaddr *addr, int memreg)
#if RPCRDMA_PERSISTENT_REGISTRATION
memreg = RPCRDMA_ALLPHYSICAL;
#else
rc = -EINVAL;
rc = -ENOMEM;
goto out2;
#endif
}
@ -554,9 +554,9 @@ rpcrdma_ia_open(struct rpcrdma_xprt *xprt, struct sockaddr *addr, int memreg)
}
break;
default:
printk(KERN_ERR "%s: invalid memory registration mode %d\n",
__func__, memreg);
rc = -EINVAL;
printk(KERN_ERR "RPC: Unsupported memory "
"registration mode: %d\n", memreg);
rc = -ENOMEM;
goto out2;
}
dprintk("RPC: %s: memory registration strategy is %d\n",