Date: Sat, 26 May 2012 05:29:53 +0000 (UTC) From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r236044 - head/sys/ufs/ufs Message-ID: <201205260529.q4Q5TrAU054531@svn.freebsd.org>
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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,
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