STATIC int
xfs_qm_syncall(
struct bhv_desc *bhv,
int flags,
cred_t *credp)
{
struct vfs *vfsp = bhvtovfs(bhv);
struct xfs_mount *mp = XFS_VFSTOM(vfsp);
int error;
/*
* Get the Quota Manager to flush the dquots.
*/
if (XFS_IS_QUOTA_ON(mp)) {
if ((error = xfs_qm_sync(mp, flags))) {
/*
* If we got an IO error, we will be shutting down.
* So, there's nothing more for us to do here.
*/
ASSERT(error != EIO || XFS_FORCED_SHUTDOWN(mp));
if (XFS_FORCED_SHUTDOWN(mp)) {
return XFS_ERROR(error);
}
}
}
PVFS_SYNC(BHV_NEXT(bhv), flags, credp, error);
return error;
}
STATIC int
xfs_qm_showargs(
struct bhv_desc *bhv,
struct seq_file *m)
{
struct vfs *vfsp = bhvtovfs(bhv);
struct xfs_mount *mp = XFS_VFSTOM(vfsp);
int error;
if (mp->m_qflags & XFS_UQUOTA_ACCT) {
(mp->m_qflags & XFS_UQUOTA_ENFD) ?
seq_puts(m, "," MNTOPT_USRQUOTA) :
seq_puts(m, "," MNTOPT_UQUOTANOENF);
}
if (mp->m_qflags & XFS_PQUOTA_ACCT) {
(mp->m_qflags & XFS_OQUOTA_ENFD) ?
seq_puts(m, "," MNTOPT_PRJQUOTA) :
seq_puts(m, "," MNTOPT_PQUOTANOENF);
}
if (mp->m_qflags & XFS_GQUOTA_ACCT) {
(mp->m_qflags & XFS_OQUOTA_ENFD) ?
seq_puts(m, "," MNTOPT_GRPQUOTA) :
seq_puts(m, "," MNTOPT_GQUOTANOENF);
}
if (!(mp->m_qflags & XFS_ALL_QUOTA_ACCT))
seq_puts(m, "," MNTOPT_NOQUOTA);
PVFS_SHOWARGS(BHV_NEXT(bhv), m, error);
return error;
}
STATIC int
xfs_qm_parseargs(
struct bhv_desc *bhv,
char *options,
struct xfs_mount_args *args,
int update)
{
size_t length;
char *local_options = options;
char *this_char;
int error;
int referenced = update;
while ((this_char = strsep(&local_options, ",")) != NULL) {
length = strlen(this_char);
if (local_options)
length++;
if (!strcmp(this_char, MNTOPT_NOQUOTA)) {
args->flags &= ~(XFSMNT_UQUOTAENF|XFSMNT_UQUOTA);
args->flags &= ~(XFSMNT_GQUOTAENF|XFSMNT_GQUOTA);
referenced = update;
} else if (!strcmp(this_char, MNTOPT_QUOTA) ||
!strcmp(this_char, MNTOPT_UQUOTA) ||
!strcmp(this_char, MNTOPT_USRQUOTA)) {
args->flags |= XFSMNT_UQUOTA | XFSMNT_UQUOTAENF;
referenced = 1;
} else if (!strcmp(this_char, MNTOPT_QUOTANOENF) ||
!strcmp(this_char, MNTOPT_UQUOTANOENF)) {
args->flags |= XFSMNT_UQUOTA;
args->flags &= ~XFSMNT_UQUOTAENF;
referenced = 1;
} else if (!strcmp(this_char, MNTOPT_GQUOTA) ||
!strcmp(this_char, MNTOPT_GRPQUOTA)) {
args->flags |= XFSMNT_GQUOTA | XFSMNT_GQUOTAENF;
referenced = 1;
} else if (!strcmp(this_char, MNTOPT_GQUOTANOENF)) {
args->flags |= XFSMNT_GQUOTA;
args->flags &= ~XFSMNT_GQUOTAENF;
referenced = 1;
} else {
if (local_options)
*(local_options-1) = ',';
continue;
}
while (length--)
*this_char++ = ',';
}
PVFS_PARSEARGS(BHV_NEXT(bhv), options, args, update, error);
if (!error && !referenced)
bhv_remove_vfsops(bhvtovfs(bhv), VFS_POSITION_QM);
return error;
}
void
vfs_freeze(
struct bhv_desc *bdp)
{
struct bhv_desc *next = bdp;
ASSERT(next);
while (! (bhvtovfsops(next))->vfs_freeze)
next = BHV_NEXT(next);
((*bhvtovfsops(next)->vfs_freeze)(next));
}
int
vfs_showargs(
struct bhv_desc *bdp,
struct seq_file *m)
{
struct bhv_desc *next = bdp;
ASSERT(next);
while (! (bhvtovfsops(next))->vfs_showargs)
next = BHV_NEXT(next);
return ((*bhvtovfsops(next)->vfs_showargs)(next, m));
}
int
vfs_dmapiops(
struct bhv_desc *bdp,
caddr_t addr)
{
struct bhv_desc *next = bdp;
ASSERT(next);
while (! (bhvtovfsops(next))->vfs_dmapiops)
next = BHV_NEXT(next);
return ((*bhvtovfsops(next)->vfs_dmapiops)(next, addr));
}
int
vfs_root(
struct bhv_desc *bdp,
struct vnode **vpp)
{
struct bhv_desc *next = bdp;
ASSERT(next);
while (! (bhvtovfsops(next))->vfs_root)
next = BHV_NEXT(next);
return ((*bhvtovfsops(next)->vfs_root)(next, vpp));
}
int
vfs_mntupdate(
struct bhv_desc *bdp,
int *fl,
struct xfs_mount_args *args)
{
struct bhv_desc *next = bdp;
ASSERT(next);
while (! (bhvtovfsops(next))->vfs_mntupdate)
next = BHV_NEXT(next);
return ((*bhvtovfsops(next)->vfs_mntupdate)(next, fl, args));
}
int
vfs_unmount(
struct bhv_desc *bdp,
int fl,
struct cred *cr)
{
struct bhv_desc *next = bdp;
ASSERT(next);
while (! (bhvtovfsops(next))->vfs_unmount)
next = BHV_NEXT(next);
return ((*bhvtovfsops(next)->vfs_unmount)(next, fl, cr));
}
int
vfs_mount(
struct bhv_desc *bdp,
struct xfs_mount_args *args,
struct cred *cr)
{
struct bhv_desc *next = bdp;
ASSERT(next);
while (! (bhvtovfsops(next))->vfs_mount)
next = BHV_NEXT(next);
return ((*bhvtovfsops(next)->vfs_mount)(next, args, cr));
}
int
vfs_statvfs(
struct bhv_desc *bdp,
xfs_statfs_t *sp,
struct vnode *vp)
{
struct bhv_desc *next = bdp;
ASSERT(next);
while (! (bhvtovfsops(next))->vfs_statvfs)
next = BHV_NEXT(next);
return ((*bhvtovfsops(next)->vfs_statvfs)(next, sp, vp));
}
int
vfs_parseargs(
struct bhv_desc *bdp,
char *s,
struct xfs_mount_args *args,
int f)
{
struct bhv_desc *next = bdp;
ASSERT(next);
while (! (bhvtovfsops(next))->vfs_parseargs)
next = BHV_NEXT(next);
return ((*bhvtovfsops(next)->vfs_parseargs)(next, s, args, f));
}
void
vfs_force_shutdown(
struct bhv_desc *bdp,
int fl,
char *file,
int line)
{
struct bhv_desc *next = bdp;
ASSERT(next);
while (! (bhvtovfsops(next))->vfs_force_shutdown)
next = BHV_NEXT(next);
((*bhvtovfsops(next)->vfs_force_shutdown)(next, fl, file, line));
}
void
vfs_init_vnode(
struct bhv_desc *bdp,
struct vnode *vp,
struct bhv_desc *bp,
int unlock)
{
struct bhv_desc *next = bdp;
ASSERT(next);
while (! (bhvtovfsops(next))->vfs_init_vnode)
next = BHV_NEXT(next);
((*bhvtovfsops(next)->vfs_init_vnode)(next, vp, bp, unlock));
}
int
vfs_quotactl(
struct bhv_desc *bdp,
int cmd,
int id,
caddr_t addr)
{
struct bhv_desc *next = bdp;
ASSERT(next);
while (! (bhvtovfsops(next))->vfs_quotactl)
next = BHV_NEXT(next);
return ((*bhvtovfsops(next)->vfs_quotactl)(next, cmd, id, addr));
}
STATIC int
xfs_qm_mount(
struct bhv_desc *bhv,
struct xfs_mount_args *args,
struct cred *cr)
{
struct vfs *vfsp = bhvtovfs(bhv);
struct xfs_mount *mp = XFS_VFSTOM(vfsp);
int error;
if (args->flags & (XFSMNT_UQUOTA | XFSMNT_GQUOTA | XFSMNT_PQUOTA))
xfs_qm_mount_quotainit(mp, args->flags);
PVFS_MOUNT(BHV_NEXT(bhv), args, cr, error);
return error;
}
