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Diffstat (limited to 'fs/nfsd')
-rw-r--r--fs/nfsd/nfsctl.c6
-rw-r--r--fs/nfsd/nfssvc.c12
-rw-r--r--fs/nfsd/vfs.c9
3 files changed, 14 insertions, 13 deletions
diff --git a/fs/nfsd/nfsctl.c b/fs/nfsd/nfsctl.c
index a9b8c75bf0b..af16849d243 100644
--- a/fs/nfsd/nfsctl.c
+++ b/fs/nfsd/nfsctl.c
@@ -969,10 +969,12 @@ static ssize_t __write_ports(struct file *file, char *buf, size_t size)
char transport[16];
int port;
if (sscanf(buf, "%15s %4d", transport, &port) == 2) {
+ if (port < 1 || port > 65535)
+ return -EINVAL;
err = nfsd_create_serv();
if (!err) {
err = svc_create_xprt(nfsd_serv,
- transport, port,
+ transport, PF_INET, port,
SVC_SOCK_ANONYMOUS);
if (err == -ENOENT)
/* Give a reasonable perror msg for
@@ -991,7 +993,7 @@ static ssize_t __write_ports(struct file *file, char *buf, size_t size)
char transport[16];
int port;
if (sscanf(&buf[1], "%15s %4d", transport, &port) == 2) {
- if (port == 0)
+ if (port < 1 || port > 65535)
return -EINVAL;
if (nfsd_serv) {
xprt = svc_find_xprt(nfsd_serv, transport,
diff --git a/fs/nfsd/nfssvc.c b/fs/nfsd/nfssvc.c
index 469c931cca9..cbba4a93578 100644
--- a/fs/nfsd/nfssvc.c
+++ b/fs/nfsd/nfssvc.c
@@ -272,7 +272,6 @@ int nfsd_create_serv(void)
}
nfsd_serv = svc_create_pooled(&nfsd_program, nfsd_max_blksize,
- AF_INET,
nfsd_last_thread, nfsd, THIS_MODULE);
if (nfsd_serv == NULL)
err = -ENOMEM;
@@ -289,7 +288,7 @@ static int nfsd_init_socks(int port)
if (!list_empty(&nfsd_serv->sv_permsocks))
return 0;
- error = svc_create_xprt(nfsd_serv, "udp", port,
+ error = svc_create_xprt(nfsd_serv, "udp", PF_INET, port,
SVC_SOCK_DEFAULTS);
if (error < 0)
return error;
@@ -298,7 +297,7 @@ static int nfsd_init_socks(int port)
if (error < 0)
return error;
- error = svc_create_xprt(nfsd_serv, "tcp", port,
+ error = svc_create_xprt(nfsd_serv, "tcp", PF_INET, port,
SVC_SOCK_DEFAULTS);
if (error < 0)
return error;
@@ -429,7 +428,6 @@ static int
nfsd(void *vrqstp)
{
struct svc_rqst *rqstp = (struct svc_rqst *) vrqstp;
- struct fs_struct *fsp;
int err, preverr = 0;
/* Lock module and set up kernel thread */
@@ -438,13 +436,11 @@ nfsd(void *vrqstp)
/* At this point, the thread shares current->fs
* with the init process. We need to create files with a
* umask of 0 instead of init's umask. */
- fsp = copy_fs_struct(current->fs);
- if (!fsp) {
+ if (unshare_fs_struct() < 0) {
printk("Unable to start nfsd thread: out of memory\n");
goto out;
}
- exit_fs(current);
- current->fs = fsp;
+
current->fs->umask = 0;
/*
diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index 8790571b30f..ab93fcfef25 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -356,7 +356,7 @@ nfsd_setattr(struct svc_rqst *rqstp, struct svc_fh *fhp, struct iattr *iap,
put_write_access(inode);
goto out_nfserr;
}
- DQUOT_INIT(inode);
+ vfs_dq_init(inode);
}
/* sanitize the mode change */
@@ -724,7 +724,7 @@ nfsd_open(struct svc_rqst *rqstp, struct svc_fh *fhp, int type,
else
flags = O_WRONLY|O_LARGEFILE;
- DQUOT_INIT(inode);
+ vfs_dq_init(inode);
}
*filp = dentry_open(dget(dentry), mntget(fhp->fh_export->ex_path.mnt),
flags, cred);
@@ -999,8 +999,11 @@ nfsd_vfs_write(struct svc_rqst *rqstp, struct svc_fh *fhp, struct file *file,
if (!EX_ISSYNC(exp))
stable = 0;
- if (stable && !EX_WGATHER(exp))
+ if (stable && !EX_WGATHER(exp)) {
+ spin_lock(&file->f_lock);
file->f_flags |= O_SYNC;
+ spin_unlock(&file->f_lock);
+ }
/* Write the data. */
oldfs = get_fs(); set_fs(KERNEL_DS);