diff options
Diffstat (limited to 'fs/xfs/xfs_qmops.c')
| -rw-r--r-- | fs/xfs/xfs_qmops.c | 38 |
1 files changed, 37 insertions, 1 deletions
diff --git a/fs/xfs/xfs_qmops.c b/fs/xfs/xfs_qmops.c index 0d594ed7efe..ea08bd8e8b8 100644 --- a/fs/xfs/xfs_qmops.c +++ b/fs/xfs/xfs_qmops.c @@ -28,6 +28,8 @@ #include "xfs_mount.h" #include "xfs_quota.h" #include "xfs_error.h" +#include "xfs_clnt.h" + STATIC struct xfs_dquot * xfs_dqvopchown_default( @@ -110,7 +112,7 @@ xfs_noquota_init( return error; } -xfs_qmops_t xfs_qmcore_stub = { +static struct xfs_qmops xfs_qmcore_stub = { .xfs_qminit = (xfs_qminit_t) xfs_noquota_init, .xfs_qmdone = (xfs_qmdone_t) fs_noerr, .xfs_qmmount = (xfs_qmmount_t) fs_noerr, @@ -124,4 +126,38 @@ xfs_qmops_t xfs_qmcore_stub = { .xfs_dqvoprename = (xfs_dqvoprename_t) fs_noerr, .xfs_dqvopchown = xfs_dqvopchown_default, .xfs_dqvopchownresv = (xfs_dqvopchownresv_t) fs_noerr, + .xfs_dqstatvfs = (xfs_dqstatvfs_t) fs_noval, + .xfs_dqsync = (xfs_dqsync_t) fs_noerr, + .xfs_quotactl = (xfs_quotactl_t) fs_nosys, }; + +int +xfs_qmops_get(struct xfs_mount *mp, struct xfs_mount_args *args) +{ + if (args->flags & (XFSMNT_UQUOTA | XFSMNT_PQUOTA | XFSMNT_GQUOTA)) { + struct xfs_qmops *ops; + + ops = symbol_get(xfs_qmcore_xfs); + if (!ops) { + request_module("xfs_quota"); + ops = symbol_get(xfs_qmcore_xfs); + } + + if (!ops) { + cmn_err(CE_WARN, "XFS: no quota support available."); + return EINVAL; + } + mp->m_qm_ops = ops; + } else { + mp->m_qm_ops = &xfs_qmcore_stub; + } + + return 0; +} + +void +xfs_qmops_put(struct xfs_mount *mp) +{ + if (mp->m_qm_ops != &xfs_qmcore_stub) + symbol_put(xfs_qmcore_xfs); +} |