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Instead of always hard-coding the socket type for the nfs root mount as

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SOCK_DGRAM (i.e. UDP), respect the value configured earlier.  This allows
TCP NFS root mounts using e.g. the boot.nfsroot.options="tcp" tunable.

In this case some of the connection parameters like the retry timer were
previously set appropriately for TCP but inappropriately for the UDP
socket that was actually used, leading to e.g. extremely long recovery
times (O(hours)) after a nfs server reboot.

Reviewed by:    mohans
MFC After:      2 weeks
This commit is contained in:
kris 2007-01-30 00:26:04 +00:00
parent 1fff60d4b2
commit 365d5c4ba7
1 changed files with 1 additions and 1 deletions
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2
sys/nfsclient/nfs_vfsops.c
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@ -430,7 +430,7 @@ nfs_mountroot(struct mount *mp, struct thread *td)
* Do enough of ifconfig(8) so that the critical net interface can
* talk to the server.
*/
error = socreate(nd->myif.ifra_addr.sa_family, &so, SOCK_DGRAM, 0,
error = socreate(nd->myif.ifra_addr.sa_family, &so, nd->root_args.sotype, 0,
td->td_ucred, td);
if (error)
panic("nfs_mountroot: socreate(%04x): %d",