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[src/trunk]: src/external/cddl/osnet/dist/uts/common/fs/zfs Add support for f...
details: https://anonhg.NetBSD.org/src/rev/85375f1f7de4
branches: trunk
changeset: 455830:85375f1f7de4
user: hannken <hannken%NetBSD.org@localhost>
date: Mon Apr 15 12:59:38 2019 +0000
description:
Add support for fifos, character and block devices.
diffstat:
external/cddl/osnet/dist/uts/common/fs/zfs/zfs_vfsops.c | 4 +
external/cddl/osnet/dist/uts/common/fs/zfs/zfs_vnops.c | 154 +++++++++++++++-
external/cddl/osnet/dist/uts/common/fs/zfs/zfs_znode.c | 3 +-
3 files changed, 156 insertions(+), 5 deletions(-)
diffs (234 lines):
diff -r 121c9025b3e7 -r 85375f1f7de4 external/cddl/osnet/dist/uts/common/fs/zfs/zfs_vfsops.c
--- a/external/cddl/osnet/dist/uts/common/fs/zfs/zfs_vfsops.c Mon Apr 15 10:53:17 2019 +0000
+++ b/external/cddl/osnet/dist/uts/common/fs/zfs/zfs_vfsops.c Mon Apr 15 12:59:38 2019 +0000
@@ -147,10 +147,14 @@
void zfs_fini(void);
extern const struct vnodeopv_desc zfs_vnodeop_opv_desc;
+extern const struct vnodeopv_desc zfs_specop_opv_desc;
+extern const struct vnodeopv_desc zfs_fifoop_opv_desc;
extern const struct vnodeopv_desc zfs_sfsop_opv_desc;
static const struct vnodeopv_desc * const zfs_vnodeop_descs[] = {
&zfs_vnodeop_opv_desc,
+ &zfs_specop_opv_desc,
+ &zfs_fifoop_opv_desc,
&zfs_sfsop_opv_desc,
NULL,
};
diff -r 121c9025b3e7 -r 85375f1f7de4 external/cddl/osnet/dist/uts/common/fs/zfs/zfs_vnops.c
--- a/external/cddl/osnet/dist/uts/common/fs/zfs/zfs_vnops.c Mon Apr 15 10:53:17 2019 +0000
+++ b/external/cddl/osnet/dist/uts/common/fs/zfs/zfs_vnops.c Mon Apr 15 12:59:38 2019 +0000
@@ -81,6 +81,7 @@
#ifdef __NetBSD__
#include <dev/mm.h>
+#include <miscfs/fifofs/fifo.h>
#include <miscfs/genfs/genfs.h>
#include <miscfs/genfs/genfs_node.h>
#include <uvm/uvm_extern.h>
@@ -5072,16 +5073,39 @@
zfs_netbsd_read(void *v)
{
struct vop_read_args *ap = v;
-
- return (zfs_read(ap->a_vp, ap->a_uio, ioflags(ap->a_ioflag), ap->a_cred, NULL));
+ vnode_t *vp = ap->a_vp;
+ znode_t *zp = VTOZ(vp);
+
+ switch (vp->v_type) {
+ case VBLK:
+ case VCHR:
+ ZFS_ACCESSTIME_STAMP(zp->z_zfsvfs, zp);
+ return (VOCALL(spec_vnodeop_p, VOFFSET(vop_read), ap));
+ case VFIFO:
+ ZFS_ACCESSTIME_STAMP(zp->z_zfsvfs, zp);
+ return (VOCALL(fifo_vnodeop_p, VOFFSET(vop_read), ap));
+ }
+
+ return (zfs_read(vp, ap->a_uio, ioflags(ap->a_ioflag), ap->a_cred, NULL));
}
static int
zfs_netbsd_write(void *v)
{
struct vop_write_args *ap = v;
-
- return (zfs_write(ap->a_vp, ap->a_uio, ioflags(ap->a_ioflag), ap->a_cred, NULL));
+ vnode_t *vp = ap->a_vp;
+
+ switch (vp->v_type) {
+ case VBLK:
+ case VCHR:
+ GOP_MARKUPDATE(vp, GOP_UPDATE_MODIFIED);
+ return (VOCALL(spec_vnodeop_p, VOFFSET(vop_write), ap));
+ case VFIFO:
+ GOP_MARKUPDATE(vp, GOP_UPDATE_MODIFIED);
+ return (VOCALL(fifo_vnodeop_p, VOFFSET(vop_write), ap));
+ }
+
+ return (zfs_write(vp, ap->a_uio, ioflags(ap->a_ioflag), ap->a_cred, NULL));
}
static int
@@ -5278,6 +5302,44 @@
}
static int
+zfs_netbsd_mknod(void *v)
+{
+ struct vop_mknod_v3_args /* {
+ struct vnode *a_dvp;
+ struct vnode **a_vpp;
+ struct componentname *a_cnp;
+ struct vattr *a_vap;
+ } */ *ap = v;
+ struct vnode *dvp = ap->a_dvp;
+ struct vnode **vpp = ap->a_vpp;
+ struct componentname *cnp = ap->a_cnp;
+ struct vattr *vap = ap->a_vap;
+ char *nm;
+ int mode;
+ int error;
+
+ KASSERT(VOP_ISLOCKED(dvp) == LK_EXCLUSIVE);
+
+ vattr_init_mask(vap);
+ mode = vap->va_mode & ALLPERMS;
+
+ /* ZFS wants a null-terminated name. */
+ nm = PNBUF_GET();
+ (void)strlcpy(nm, cnp->cn_nameptr, cnp->cn_namelen + 1);
+
+ /* XXX !EXCL is wrong here... */
+ error = zfs_create(dvp, nm, vap, !EXCL, mode, vpp, cnp->cn_cred, NULL);
+
+ PNBUF_PUT(nm);
+
+ KASSERT((error == 0) == (*vpp != NULL));
+ KASSERT(VOP_ISLOCKED(dvp) == LK_EXCLUSIVE);
+ VOP_UNLOCK(*vpp, 0);
+
+ return (error);
+}
+
+static int
zfs_netbsd_remove(void *v)
{
struct vop_remove_v2_args /* {
@@ -6149,6 +6211,7 @@
{ &vop_default_desc, vn_default_error },
{ &vop_lookup_desc, zfs_netbsd_lookup },
{ &vop_create_desc, zfs_netbsd_create },
+ { &vop_mknod_desc, zfs_netbsd_mknod },
{ &vop_open_desc, zfs_netbsd_open },
{ &vop_close_desc, zfs_netbsd_close },
{ &vop_access_desc, zfs_netbsd_access },
@@ -6185,4 +6248,87 @@
const struct vnodeopv_desc zfs_vnodeop_opv_desc =
{ &zfs_vnodeop_p, zfs_vnodeop_entries };
+int (**zfs_specop_p)(void *);
+const struct vnodeopv_entry_desc zfs_specop_entries[] = {
+ { &vop_default_desc, vn_default_error },
+ { &vop_lookup_desc, spec_lookup },
+ { &vop_create_desc, spec_create },
+ { &vop_mknod_desc, spec_mknod },
+ { &vop_open_desc, spec_open },
+ { &vop_close_desc, spec_close },
+ { &vop_access_desc, zfs_netbsd_access },
+ { &vop_getattr_desc, zfs_netbsd_getattr },
+ { &vop_setattr_desc, zfs_netbsd_setattr },
+ { &vop_read_desc, /**/zfs_netbsd_read },
+ { &vop_write_desc, /**/zfs_netbsd_write },
+ { &vop_ioctl_desc, spec_ioctl },
+ { &vop_fsync_desc, zfs_netbsd_fsync },
+ { &vop_remove_desc, spec_remove },
+ { &vop_link_desc, spec_link },
+ { &vop_lock_desc, zfs_netbsd_lock },
+ { &vop_unlock_desc, zfs_netbsd_unlock },
+ { &vop_rename_desc, spec_rename },
+ { &vop_mkdir_desc, spec_mkdir },
+ { &vop_rmdir_desc, spec_rmdir },
+ { &vop_symlink_desc, spec_symlink },
+ { &vop_readdir_desc, spec_readdir },
+ { &vop_readlink_desc, spec_readlink },
+ { &vop_inactive_desc, zfs_netbsd_inactive },
+ { &vop_reclaim_desc, zfs_netbsd_reclaim },
+ { &vop_pathconf_desc, spec_pathconf },
+ { &vop_seek_desc, spec_seek },
+ { &vop_getpages_desc, spec_getpages },
+ { &vop_putpages_desc, spec_putpages },
+ { &vop_mmap_desc, spec_mmap },
+ { &vop_islocked_desc, zfs_netbsd_islocked },
+ { &vop_advlock_desc, spec_advlock },
+ { &vop_print_desc, zfs_netbsd_print },
+ { &vop_fcntl_desc, zfs_netbsd_fcntl },
+ { NULL, NULL }
+};
+
+const struct vnodeopv_desc zfs_specop_opv_desc =
+ { &zfs_specop_p, zfs_specop_entries };
+
+int (**zfs_fifoop_p)(void *);
+const struct vnodeopv_entry_desc zfs_fifoop_entries[] = {
+ { &vop_default_desc, vn_default_error },
+ { &vop_lookup_desc, vn_fifo_bypass },
+ { &vop_create_desc, vn_fifo_bypass },
+ { &vop_mknod_desc, vn_fifo_bypass },
+ { &vop_open_desc, vn_fifo_bypass },
+ { &vop_close_desc, vn_fifo_bypass },
+ { &vop_access_desc, zfs_netbsd_access },
+ { &vop_getattr_desc, zfs_netbsd_getattr },
+ { &vop_setattr_desc, zfs_netbsd_setattr },
+ { &vop_read_desc, /**/zfs_netbsd_read },
+ { &vop_write_desc, /**/zfs_netbsd_write },
+ { &vop_ioctl_desc, vn_fifo_bypass },
+ { &vop_fsync_desc, zfs_netbsd_fsync },
+ { &vop_remove_desc, vn_fifo_bypass },
+ { &vop_link_desc, vn_fifo_bypass },
+ { &vop_lock_desc, zfs_netbsd_lock },
+ { &vop_unlock_desc, zfs_netbsd_unlock },
+ { &vop_rename_desc, vn_fifo_bypass },
+ { &vop_mkdir_desc, vn_fifo_bypass },
+ { &vop_rmdir_desc, vn_fifo_bypass },
+ { &vop_symlink_desc, vn_fifo_bypass },
+ { &vop_readdir_desc, vn_fifo_bypass },
+ { &vop_readlink_desc, vn_fifo_bypass },
+ { &vop_inactive_desc, zfs_netbsd_inactive },
+ { &vop_reclaim_desc, zfs_netbsd_reclaim },
+ { &vop_pathconf_desc, vn_fifo_bypass },
+ { &vop_seek_desc, vn_fifo_bypass },
+ { &vop_putpages_desc, vn_fifo_bypass },
+ { &vop_mmap_desc, vn_fifo_bypass },
+ { &vop_islocked_desc, zfs_netbsd_islocked },
+ { &vop_advlock_desc, vn_fifo_bypass },
+ { &vop_print_desc, zfs_netbsd_print },
+ { &vop_fcntl_desc, zfs_netbsd_fcntl },
+ { NULL, NULL }
+};
+
+const struct vnodeopv_desc zfs_fifoop_opv_desc =
+ { &zfs_fifoop_p, zfs_fifoop_entries };
+
#endif /* __NetBSD__ */
diff -r 121c9025b3e7 -r 85375f1f7de4 external/cddl/osnet/dist/uts/common/fs/zfs/zfs_znode.c
--- a/external/cddl/osnet/dist/uts/common/fs/zfs/zfs_znode.c Mon Apr 15 10:53:17 2019 +0000
+++ b/external/cddl/osnet/dist/uts/common/fs/zfs/zfs_znode.c Mon Apr 15 12:59:38 2019 +0000
@@ -727,6 +727,7 @@
#ifdef illumos
vp->v_rdev = zfs_cmpldev(rdev);
#else
+ vp->v_op = zfs_specop_p;
spec_node_init(vp, zfs_cmpldev(rdev));
#endif
}
@@ -734,7 +735,7 @@
#endif
case VFIFO:
#ifdef __NetBSD__
- /* XXX NetBSD vp->v_op = zfs_fifoop_p; */
+ vp->v_op = zfs_fifoop_p;
break;
#else /* __NetBSD__ */
#ifdef illumos
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