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Allow the block size used when booting over NFS to be overridden. It defaults

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to 8192 bytes which is the size currently used.
This commit is contained in:
Benno Rice 2008-05-16 06:27:03 +00:00
parent b98d401185
commit aea75fde62
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=179039
2 changed files with 8 additions and 2 deletions
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1
sys/conf/options
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@ -351,6 +351,7 @@ ALTQ_PRIQ opt_altq.h
ALTQ_NOPCC opt_altq.h
ALTQ_DEBUG opt_altq.h
BOOTP opt_bootp.h
BOOTP_BLOCKSIZE opt_bootp.h
BOOTP_COMPAT opt_bootp.h
BOOTP_NFSROOT opt_bootp.h
BOOTP_NFSV3 opt_bootp.h

9
sys/nfsclient/bootp_subr.c
View File

@ -209,6 +209,11 @@ struct bootpc_globalcontext {
#define DHCP_REQUEST 3
#define DHCP_ACK 5
/* NFS read/write block size */
#ifndef BOOTP_BLOCKSIZE
#define BOOTP_BLOCKSIZE 8192
#endif
static char bootp_cookie[128];
SYSCTL_STRING(_kern, OID_AUTO, bootp_cookie, CTLFLAG_RD,
bootp_cookie, 0, "Cookie (T134) supplied by bootp server");
@ -1234,8 +1239,8 @@ static void
mountopts(struct nfs_args *args, char *p)
{
args->version = NFS_ARGSVERSION;
args->rsize = 8192;
args->wsize = 8192;
args->rsize = BOOTP_BLOCKSIZE;
args->wsize = BOOTP_BLOCKSIZE;
args->flags = NFSMNT_RSIZE | NFSMNT_WSIZE | NFSMNT_RESVPORT;
args->sotype = SOCK_DGRAM;
if (p != NULL)