Author: kib
Date: Sat May 26 05:29:53 2012
New Revision: 236044
URL: http://svn.freebsd.org/changeset/base/236044
Log:
Implement SEEK_HOLE/SEEK_DATA for UFS.
MFC after: 2 weeks
Modified:
head/sys/ufs/ufs/ufs_vnops.c
Modified: head/sys/ufs/ufs/ufs_vnops.c
==============================================================================
--- head/sys/ufs/ufs/ufs_vnops.c Sat May 26 05:28:47 2012
(r236043)
+++ head/sys/ufs/ufs/ufs_vnops.c Sat May 26 05:29:53 2012
(r236044)
@@ -48,6 +48,7 @@ __FBSDID("$FreeBSD$");
#include <sys/namei.h>
#include <sys/kernel.h>
#include <sys/fcntl.h>
+#include <sys/filio.h>
#include <sys/stat.h>
#include <sys/bio.h>
#include <sys/buf.h>
@@ -102,6 +103,7 @@ static int ufs_chown(struct vnode *, uid
static vop_close_t ufs_close;
static vop_create_t ufs_create;
static vop_getattr_t ufs_getattr;
+static vop_ioctl_t ufs_ioctl;
static vop_link_t ufs_link;
static int ufs_makeinode(int mode, struct vnode *, struct vnode **, struct
componentname *);
static vop_markatime_t ufs_markatime;
@@ -2504,6 +2506,9 @@ ufs_pathconf(ap)
*ap->a_retval = 0;
#endif
break;
+ case _PC_MIN_HOLE_SIZE:
+ *ap->a_retval = ap->a_vp->v_mount->mnt_stat.f_iosize;
+ break;
case _PC_ASYNC_IO:
/* _PC_ASYNC_IO should have been handled by upper layers. */
KASSERT(0, ("_PC_ASYNC_IO should not get here"));
@@ -2737,6 +2742,20 @@ bad:
return (error);
}
+static int
+ufs_ioctl(struct vop_ioctl_args *ap)
+{
+
+ switch (ap->a_command) {
+ case FIOSEEKDATA:
+ case FIOSEEKHOLE:
+ return (vn_bmap_seekhole(ap->a_vp, ap->a_command,
+ (off_t *)ap->a_data, ap->a_cred));
+ default:
+ return (ENOTTY);
+ }
+}
+
/* Global vfs data structures for ufs. */
struct vop_vector ufs_vnodeops = {
.vop_default = &default_vnodeops,
@@ -2751,6 +2770,7 @@ struct vop_vector ufs_vnodeops = {
.vop_create = ufs_create,
.vop_getattr = ufs_getattr,
.vop_inactive = ufs_inactive,
+ .vop_ioctl = ufs_ioctl,
.vop_link = ufs_link,
.vop_lookup = vfs_cache_lookup,
.vop_markatime = ufs_markatime,
_______________________________________________
svn-src-head@freebsd.org mailing list
http://lists.freebsd.org/mailman/listinfo/svn-src-head
To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"
