Merge branch 'for-2.6.30' of git://linux-nfs.org/~bfields/linux

[pandora-kernel.git] / fs / nfsd / vfs.c

diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index 0c07629..ab93fcf 100644 (file)
--- 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 */
@@ -366,8 +366,9 @@ nfsd_setattr(struct svc_rqst *rqstp, struct svc_fh *fhp, struct iattr *iap,
        }
 
        /* Revoke setuid/setgid on chown */
-       if (((iap->ia_valid & ATTR_UID) && iap->ia_uid != inode->i_uid) ||
-           ((iap->ia_valid & ATTR_GID) && iap->ia_gid != inode->i_gid)) {
+       if (!S_ISDIR(inode->i_mode) &&
+           (((iap->ia_valid & ATTR_UID) && iap->ia_uid != inode->i_uid) ||
+            ((iap->ia_valid & ATTR_GID) && iap->ia_gid != inode->i_gid))) {
                iap->ia_valid |= ATTR_KILL_PRIV;
                if (iap->ia_valid & ATTR_MODE) {
                        /* we're setting mode too, just clear the s*id bits */
@@ -723,7 +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);
@@ -960,7 +961,7 @@ static void kill_suid(struct dentry *dentry)
 static __be32
 nfsd_vfs_write(struct svc_rqst *rqstp, struct svc_fh *fhp, struct file *file,
                                loff_t offset, struct kvec *vec, int vlen,
-                               unsigned long cnt, int *stablep)
+                               unsigned long *cnt, int *stablep)
 {
        struct svc_export       *exp;
        struct dentry           *dentry;
@@ -974,7 +975,7 @@ nfsd_vfs_write(struct svc_rqst *rqstp, struct svc_fh *fhp, struct file *file,
        err = nfserr_perm;
 
        if ((fhp->fh_export->ex_flags & NFSEXP_MSNFS) &&
-               (!lock_may_write(file->f_path.dentry->d_inode, offset, cnt)))
+               (!lock_may_write(file->f_path.dentry->d_inode, offset, *cnt)))
                goto out;
 #endif
 
@@ -998,15 +999,18 @@ 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);
        host_err = vfs_writev(file, (struct iovec __user *)vec, vlen, &offset);
        set_fs(oldfs);
        if (host_err >= 0) {
-               nfsdstats.io_write += cnt;
+               nfsdstats.io_write += host_err;
                fsnotify_modify(file->f_path.dentry);
        }
 
@@ -1051,9 +1055,10 @@ nfsd_vfs_write(struct svc_rqst *rqstp, struct svc_fh *fhp, struct file *file,
        }
 
        dprintk("nfsd: write complete host_err=%d\n", host_err);
-       if (host_err >= 0)
+       if (host_err >= 0) {
                err = 0;
-       else 
+               *cnt = host_err;
+       } else
                err = nfserrno(host_err);
 out:
        return err;
@@ -1095,7 +1100,7 @@ out:
  */
 __be32
 nfsd_write(struct svc_rqst *rqstp, struct svc_fh *fhp, struct file *file,
-               loff_t offset, struct kvec *vec, int vlen, unsigned long cnt,
+               loff_t offset, struct kvec *vec, int vlen, unsigned long *cnt,
                int *stablep)
 {
        __be32                  err = 0;