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Remove calls to vfs_export() for exporting a filesystem for NFS mounting

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from individual filesystems.  Call it instead in vfs_mount.c,
after we call VFS_MOUNT() for a specific filesystem.
This commit is contained in:
Craig Rodrigues 2006-05-26 00:32:21 +00:00
parent d708737568
commit 5eb304a91a
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=158924
7 changed files with 34 additions and 69 deletions
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14
sys/fs/cd9660/cd9660_vfsops.c
View File

@ -128,9 +128,8 @@ static int
cd9660_mount(struct mount *mp, struct thread *td)
{
struct vnode *devvp;
struct export_args *export;
char *fspec;
int error, len;
int error;
mode_t accessmode;
struct nameidata ndp;
struct iso_mnt *imp = 0;
@ -145,15 +144,10 @@ cd9660_mount(struct mount *mp, struct thread *td)
return (error);
imp = VFSTOISOFS(mp);
/*
* If updating, check whether changing from read-only to
* read/write; if there is no device name, that's all we do.
*/
if (mp->mnt_flag & MNT_UPDATE) {
error = vfs_getopt(mp->mnt_optnew,
"export", (void **)&export, &len);
if (error == 0 && len == sizeof *export && export->ex_flags)
return (vfs_export(mp, export));
if (vfs_flagopt(mp->mnt_optnew, "export", NULL, 0))
return (0);
}
/*
* Not an update, or updating the name: look up the name

15
sys/fs/msdosfs/msdosfs_vfsops.c
View File

@ -243,7 +243,6 @@ static int
msdosfs_mount(struct mount *mp, struct thread *td)
{
struct vnode *devvp; /* vnode for blk device to mount */
struct export_args export;
/* msdosfs specific mount control block */
struct msdosfsmount *pmp = NULL;
struct nameidata ndp;
@ -261,16 +260,12 @@ msdosfs_mount(struct mount *mp, struct thread *td)
if (mp->mnt_flag & MNT_UPDATE) {
pmp = VFSTOMSDOSFS(mp);
error = vfs_copyopt(mp->mnt_optnew, "export",
&export, sizeof export);
if (error == 0 && export.ex_flags != 0) {
/*
* Process export requests.
*/
if ((export.ex_flags & MNT_EXPORTED) != 0 &&
(pmp->pm_flags & MSDOSFS_LARGEFS) != 0)
if (vfs_flagopt(mp->mnt_optnew, "export", NULL, 0)) {
/* Process export requests. */
if ((pmp->pm_flags & MSDOSFS_LARGEFS) != 0)
return (EOPNOTSUPP);
return (vfs_export(mp, &export));
else
return (0);
}
if (!(pmp->pm_flags & MSDOSFSMNT_RONLY) &&
vfs_flagopt(mp->mnt_optnew, "ro", NULL, 0)) {

19
sys/fs/ntfs/ntfs_vfsops.c
View File

@ -157,7 +157,6 @@ ntfs_mount (
struct vnode *devvp;
struct nameidata ndp;
char *from;
struct export_args export;
if (vfs_filteropt(mp->mnt_optnew, ntfs_opts))
return (EINVAL);
@ -171,20 +170,14 @@ ntfs_mount (
* read/write.
*/
if (mp->mnt_flag & MNT_UPDATE) {
error = vfs_copyopt(mp->mnt_optnew, "export",
&export, sizeof export);
if ((error == 0) && export.ex_flags != 0) {
/*
* Process export requests. Jumping to "success"
* will return the vfs_export() error code.
*/
err = vfs_export(mp, &export);
if (vfs_flagopt(mp->mnt_optnew, "export", NULL, 0)) {
/* Process export requests in vfs_mount.c */
goto success;
} else {
printf("ntfs_mount(): MNT_UPDATE not supported\n");
err = EINVAL;
goto error_1;
}
printf("ntfs_mount(): MNT_UPDATE not supported\n");
err = EINVAL;
goto error_1;
}
/*

11
sys/gnu/fs/ext2fs/ext2_vfsops.c
View File

@ -129,7 +129,6 @@ ext2_mount(mp, td)
struct mount *mp;
struct thread *td;
{
struct export_args *export;
struct vfsoptlist *opts;
struct vnode *devvp;
struct ext2mount *ump = 0;
@ -233,13 +232,9 @@ ext2_mount(mp, td)
fs->s_rd_only = 0;
mp->mnt_flag &= ~MNT_RDONLY;
}
if (fspec == NULL) {
error = vfs_getopt(opts, "export", (void **)&export,
&len);
if (error || len != sizeof(struct export_args))
return (EINVAL);
/* Process export requests. */
return (vfs_export(mp, export));
if (vfs_flagopt(opts, "export", NULL, 0)) {
/* Process export requests in vfs_mount.c. */
return (error);
}
}
/*

14
sys/isofs/cd9660/cd9660_vfsops.c
View File

@ -128,9 +128,8 @@ static int
cd9660_mount(struct mount *mp, struct thread *td)
{
struct vnode *devvp;
struct export_args *export;
char *fspec;
int error, len;
int error;
mode_t accessmode;
struct nameidata ndp;
struct iso_mnt *imp = 0;
@ -145,15 +144,10 @@ cd9660_mount(struct mount *mp, struct thread *td)
return (error);
imp = VFSTOISOFS(mp);
/*
* If updating, check whether changing from read-only to
* read/write; if there is no device name, that's all we do.
*/
if (mp->mnt_flag & MNT_UPDATE) {
error = vfs_getopt(mp->mnt_optnew,
"export", (void **)&export, &len);
if (error == 0 && len == sizeof *export && export->ex_flags)
return (vfs_export(mp, export));
if (vfs_flagopt(mp->mnt_optnew, "export", NULL, 0))
return (0);
}
/*
* Not an update, or updating the name: look up the name

12
sys/kern/vfs_mount.c
View File

@ -777,6 +777,7 @@ vfs_domount(
struct vnode *vp;
struct mount *mp;
struct vfsconf *vfsp;
struct export_args export;
int error, flag = 0, kern_flag = 0;
struct vattr va;
struct nameidata nd;
@ -933,6 +934,17 @@ vfs_domount(
* get. No freeing of cn_pnbuf.
*/
error = VFS_MOUNT(mp, td);
/*
* Process the export option only if we are
* updating mount options.
*/
if (!error && (fsflags & MNT_UPDATE)) {
if (vfs_copyopt(mp->mnt_optnew, "export", &export,
sizeof(export)) == 0)
error = vfs_export(mp, &export);
}
if (!error) {
if (mp->mnt_opt != NULL)
vfs_freeopts(mp->mnt_opt);

18
sys/ufs/ffs/ffs_vfsops.c
View File

@ -130,7 +130,6 @@ ffs_mount(struct mount *mp, struct thread *td)
int error, flags;
mode_t accessmode;
struct nameidata ndp;
struct export_args export;
char *fspec;
if (vfs_filteropt(mp->mnt_optnew, ffs_opts))
@ -181,13 +180,6 @@ ffs_mount(struct mount *mp, struct thread *td)
if (vfs_getopt(mp->mnt_optnew, "update", NULL, NULL) == 0)
mp->mnt_flag |= MNT_UPDATE;
export.ex_root = -2; /* DEFAULT_ROOTID */
if (mp->mnt_flag & MNT_RDONLY)
export.ex_flags = MNT_EXRDONLY;
else
export.ex_flags = 0;
/*
* If updating, check whether changing from read-only to
* read/write; if there is no device name, that's all we do.
@ -329,17 +321,7 @@ ffs_mount(struct mount *mp, struct thread *td)
*/
if ((fs->fs_flags & FS_ACLS) != 0)
mp->mnt_flag |= MNT_ACLS;
/*
* If not updating name, process export requests.
*/
error = 0;
if (vfs_getopt(mp->mnt_optnew, "export", NULL, NULL) == 0) {
error = vfs_copyopt(mp->mnt_optnew, "export",
&export, sizeof export);
}
if (error == 0 && export.ex_flags != 0)
return (vfs_export(mp, &export));
/*
* If this is a snapshot request, take the snapshot.
*/