evie/android_kernel_oneplus_msm8998
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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

8
net/sunrpc/xprtrdma/verbs.c
View file

@ -513,7 +513,7 @@ rpcrdma_ia_open(struct rpcrdma_xprt *xprt, struct sockaddr *addr, int memreg)
#if RPCRDMA_PERSISTENT_REGISTRATION #if RPCRDMA_PERSISTENT_REGISTRATION
memreg = RPCRDMA_ALLPHYSICAL; memreg = RPCRDMA_ALLPHYSICAL;
#else #else
rc = -EINVAL; rc = -ENOMEM;
goto out2; goto out2;
#endif #endif
} }
@ -554,9 +554,9 @@ rpcrdma_ia_open(struct rpcrdma_xprt *xprt, struct sockaddr *addr, int memreg)
} }
break; break;
default: default:
printk(KERN_ERR "%s: invalid memory registration mode %d\n", printk(KERN_ERR "RPC: Unsupported memory "
__func__, memreg); "registration mode: %d\n", memreg);
rc = -EINVAL; rc = -ENOMEM;
goto out2; goto out2;
} }
dprintk("RPC: %s: memory registration strategy is %d\n", dprintk("RPC: %s: memory registration strategy is %d\n",