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SubjectRe: NFS and kernel 2.6.x
From
Date
On Mon, 2004-04-19 at 12:39, Trond Myklebust wrote:

> It turned out there were a few extra issues that weren't fixed by the
> previous patch. Thanks to boris@macbeth.rhoen.de for helping debug them.
>
> Hopefully this will be the final set of fixes.

Sigh. It wasn't... The remote path was still not getting set properly.
Here's the final version. Tested, and it should now work according to
spec!

Cheers,
Trond
nfsroot.c | 30 +++++++++++++++++++-----------
1 files changed, 19 insertions(+), 11 deletions(-)

diff -u --recursive --new-file --show-c-function linux-2.6.6-01-soft/fs/nfs/nfsroot.c linux-2.6.6-02-fix_nfsroot/fs/nfs/nfsroot.c
--- linux-2.6.6-01-soft/fs/nfs/nfsroot.c 2004-04-19 12:27:51.000000000 -0400
+++ linux-2.6.6-02-fix_nfsroot/fs/nfs/nfsroot.c 2004-04-19 16:26:12.000000000 -0400
@@ -117,11 +117,16 @@ static int mount_port __initdata = 0; /
***************************************************************************/

enum {
+ /* Options that take integer arguments */
Opt_port, Opt_rsize, Opt_wsize, Opt_timeo, Opt_retrans, Opt_acregmin,
- Opt_acregmax, Opt_acdirmin, Opt_acdirmax, Opt_soft, Opt_hard, Opt_intr,
+ Opt_acregmax, Opt_acdirmin, Opt_acdirmax,
+ /* Options that take no arguments */
+ Opt_soft, Opt_hard, Opt_intr,
Opt_nointr, Opt_posix, Opt_noposix, Opt_cto, Opt_nocto, Opt_ac,
Opt_noac, Opt_lock, Opt_nolock, Opt_v2, Opt_v3, Opt_udp, Opt_tcp,
- Opt_broken_suid, Opt_err,
+ Opt_broken_suid,
+ /* Error token */
+ Opt_err
};

static match_table_t tokens = {
@@ -146,9 +151,13 @@ static match_table_t tokens = {
{Opt_noac, "noac"},
{Opt_lock, "lock"},
{Opt_nolock, "nolock"},
+ {Opt_v2, "nfsvers=2"},
{Opt_v2, "v2"},
+ {Opt_v3, "nfsvers=3"},
{Opt_v3, "v3"},
+ {Opt_udp, "proto=udp"},
{Opt_udp, "udp"},
+ {Opt_tcp, "proto=tcp"},
{Opt_tcp, "tcp"},
{Opt_broken_suid, "broken_suid"},
{Opt_err, NULL}
@@ -169,18 +178,19 @@ static int __init root_nfs_parse(char *n
if (!name)
return 1;

- if (name[0] && strcmp(name, "default")){
- strlcpy(buf, name, NFS_MAXPATHLEN);
- return 1;
- }
+ /* Set the NFS remote path */
+ p = strsep(&name, ",");
+ if (p[0] != '\0' && strcmp(p, "default") != 0)
+ strlcpy(buf, p, NFS_MAXPATHLEN);
+
while ((p = strsep (&name, ",")) != NULL) {
int token;
if (!*p)
continue;
token = match_token(p, tokens, args);

- /* %u tokens only */
- if (match_int(&args[0], &option))
+ /* %u tokens only. Beware if you add new tokens! */
+ if (token < Opt_soft && match_int(&args[0], &option))
return 0;
switch (token) {
case Opt_port:
@@ -265,6 +275,7 @@ static int __init root_nfs_parse(char *n
return 0;
}
}
+
return 1;
}

@@ -283,9 +294,6 @@ static int __init root_nfs_name(char *na
nfs_data.flags = NFS_MOUNT_NONLM; /* No lockd in nfs root yet */
nfs_data.rsize = NFS_DEF_FILE_IO_BUFFER_SIZE;
nfs_data.wsize = NFS_DEF_FILE_IO_BUFFER_SIZE;
- nfs_data.bsize = 0;
- nfs_data.timeo = 7;
- nfs_data.retrans = 3;
nfs_data.acregmin = 3;
nfs_data.acregmax = 60;
nfs_data.acdirmin = 30;
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