Date: Sat, 19 Jan 2013 06:27:40 +0000 (UTC) From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-9@freebsd.org Subject: svn commit: r245661 - in stable/9/sys: kern sys Message-ID: <201301190627.r0J6Re9R015838@svn.freebsd.org>
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Author: kib Date: Sat Jan 19 06:27:39 2013 New Revision: 245661 URL: http://svnweb.freebsd.org/changeset/base/245661 Log: MFC r245406: Add vfs_hash_index(). Modified: stable/9/sys/kern/vfs_hash.c stable/9/sys/sys/vnode.h Directory Properties: stable/9/sys/ (props changed) Modified: stable/9/sys/kern/vfs_hash.c ============================================================================== --- stable/9/sys/kern/vfs_hash.c Sat Jan 19 06:24:17 2013 (r245660) +++ stable/9/sys/kern/vfs_hash.c Sat Jan 19 06:27:39 2013 (r245661) @@ -54,6 +54,13 @@ vfs_hashinit(void *dummy __unused) /* Must be SI_ORDER_SECOND so desiredvnodes is available */ SYSINIT(vfs_hash, SI_SUB_VFS, SI_ORDER_SECOND, vfs_hashinit, NULL); +u_int +vfs_hash_index(struct vnode *vp) +{ + + return (vp->v_hash + vp->v_mount->mnt_hashseed); +} + static struct vfs_hash_head * vfs_hash_bucket(const struct mount *mp, u_int hash) { Modified: stable/9/sys/sys/vnode.h ============================================================================== --- stable/9/sys/sys/vnode.h Sat Jan 19 06:24:17 2013 (r245660) +++ stable/9/sys/sys/vnode.h Sat Jan 19 06:27:39 2013 (r245661) @@ -810,6 +810,7 @@ extern struct vop_vector default_vnodeop typedef int vfs_hash_cmp_t(struct vnode *vp, void *arg); int vfs_hash_get(const struct mount *mp, u_int hash, int flags, struct thread *td, struct vnode **vpp, vfs_hash_cmp_t *fn, void *arg); +u_int vfs_hash_index(struct vnode *vp); int vfs_hash_insert(struct vnode *vp, u_int hash, int flags, struct thread *td, struct vnode **vpp, vfs_hash_cmp_t *fn, void *arg); void vfs_hash_rehash(struct vnode *vp, u_int hash); void vfs_hash_remove(struct vnode *vp);
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