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sys/contrib/openzfs/module/os/freebsd/zfs/zfs_vfsops.c
| Show First 20 Lines • Show All 2,489 Lines • ▼ Show 20 Lines | zfs_jailparam_set(void *obj, void *data) | ||||
| if (error == ENOENT) | if (error == ENOENT) | ||||
| jsys = -1; | jsys = -1; | ||||
| error = vfs_copyopt(opts, "zfs.mount_snapshot", &mount_snapshot, | error = vfs_copyopt(opts, "zfs.mount_snapshot", &mount_snapshot, | ||||
| sizeof (mount_snapshot)); | sizeof (mount_snapshot)); | ||||
| if (error == ENOENT) | if (error == ENOENT) | ||||
| mount_snapshot = -1; | mount_snapshot = -1; | ||||
| else | else | ||||
| jsys = JAIL_SYS_NEW; | jsys = JAIL_SYS_NEW; | ||||
| if (jsys == JAIL_SYS_NEW) { | switch (jsys) { | ||||
| case JAIL_SYS_NEW: | |||||
| { | |||||
imp: { is tabbed in one too far. Other instances in the tree use one fewer tabs from a (brief)… | |||||
| /* "zfs=new" or "zfs.*": the prison gets its own ZFS info. */ | /* "zfs=new" or "zfs.*": the prison gets its own ZFS info. */ | ||||
| struct zfs_jailparam *zjp; | struct zfs_jailparam *zjp; | ||||
| /* | /* | ||||
| * A child jail cannot have more permissions than its parent | * A child jail cannot have more permissions than its parent | ||||
| */ | */ | ||||
| if (pr->pr_parent != &prison0) { | if (pr->pr_parent != &prison0) { | ||||
| zjp = zfs_jailparam_find(pr->pr_parent, &ppr); | zjp = zfs_jailparam_find(pr->pr_parent, &ppr); | ||||
| mtx_unlock(&ppr->pr_mtx); | mtx_unlock(&ppr->pr_mtx); | ||||
| if (zjp->mount_snapshot < mount_snapshot) { | if (zjp->mount_snapshot < mount_snapshot) { | ||||
| return (EPERM); | return (EPERM); | ||||
| } | } | ||||
| } | } | ||||
| zfs_jailparam_alloc(pr, &zjp); | zfs_jailparam_alloc(pr, &zjp); | ||||
| if (mount_snapshot != -1) | if (mount_snapshot != -1) | ||||
| zjp->mount_snapshot = mount_snapshot; | zjp->mount_snapshot = mount_snapshot; | ||||
| mtx_unlock(&pr->pr_mtx); | mtx_unlock(&pr->pr_mtx); | ||||
| } else { | break; | ||||
| } | |||||
| case JAIL_SYS_INHERIT: | |||||
| /* "zfs=inherit": inherit the parent's ZFS info. */ | /* "zfs=inherit": inherit the parent's ZFS info. */ | ||||
| mtx_lock(&pr->pr_mtx); | mtx_lock(&pr->pr_mtx); | ||||
| osd_jail_del(pr, zfs_jailparam_slot); | osd_jail_del(pr, zfs_jailparam_slot); | ||||
| mtx_unlock(&pr->pr_mtx); | mtx_unlock(&pr->pr_mtx); | ||||
| break; | |||||
| case -1: | |||||
| /* | |||||
| * If the setting being changed is not ZFS related | |||||
| * then do nothing. | |||||
| */ | |||||
| break; | |||||
Not Done Inline Actionsdefault: ? What else is expected? imp: default: ? What else is expected? | |||||
| } | } | ||||
| return (0); | return (0); | ||||
| } | } | ||||
| static int | static int | ||||
| zfs_jailparam_check(void *obj __unused, void *data) | zfs_jailparam_check(void *obj __unused, void *data) | ||||
| { | { | ||||
| struct vfsoptlist *opts = data; | struct vfsoptlist *opts = data; | ||||
| int error, jsys, mount_snapshot; | int error, jsys, mount_snapshot; | ||||
| ▲ Show 20 Lines • Show All 57 Lines • Show Last 20 Lines | |||||
{ is tabbed in one too far. Other instances in the tree use one fewer tabs from a (brief) survey I just did.