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author | julian <julian@FreeBSD.org> | 2001-09-12 08:38:13 +0000 |
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committer | julian <julian@FreeBSD.org> | 2001-09-12 08:38:13 +0000 |
commit | 5596676e6c6c1e81e899cd0531f9b1c28a292669 (patch) | |
tree | b1a19fcdf05759281fab0d89efb13f0fdf42102e /sys/fs/nullfs/null_subr.c | |
parent | 83e00d4274950d2b531c24692cd123538ffbddb9 (diff) | |
download | FreeBSD-src-5596676e6c6c1e81e899cd0531f9b1c28a292669.zip FreeBSD-src-5596676e6c6c1e81e899cd0531f9b1c28a292669.tar.gz |
KSE Milestone 2
Note ALL MODULES MUST BE RECOMPILED
make the kernel aware that there are smaller units of scheduling than the
process. (but only allow one thread per process at this time).
This is functionally equivalent to teh previousl -current except
that there is a thread associated with each process.
Sorry john! (your next MFC will be a doosie!)
Reviewed by: peter@freebsd.org, dillon@freebsd.org
X-MFC after: ha ha ha ha
Diffstat (limited to 'sys/fs/nullfs/null_subr.c')
-rw-r--r-- | sys/fs/nullfs/null_subr.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/sys/fs/nullfs/null_subr.c b/sys/fs/nullfs/null_subr.c index 97aa492..add959e 100644 --- a/sys/fs/nullfs/null_subr.c +++ b/sys/fs/nullfs/null_subr.c @@ -110,7 +110,7 @@ null_node_find(mp, lowervp) struct mount *mp; struct vnode *lowervp; { - struct proc *p = curproc; /* XXX */ + struct thread *td = curthread; /* XXX */ struct null_node_hashhead *hd; struct null_node *a; struct vnode *vp; @@ -123,17 +123,17 @@ null_node_find(mp, lowervp) */ hd = NULL_NHASH(lowervp); loop: - lockmgr(&null_hashlock, LK_EXCLUSIVE, NULL, p); + lockmgr(&null_hashlock, LK_EXCLUSIVE, NULL, td); LIST_FOREACH(a, hd, null_hash) { if (a->null_lowervp == lowervp && NULLTOV(a)->v_mount == mp) { vp = NULLTOV(a); - lockmgr(&null_hashlock, LK_RELEASE, NULL, p); + lockmgr(&null_hashlock, LK_RELEASE, NULL, td); /* * We need vget for the VXLOCK * stuff, but we don't want to lock * the lower node. */ - if (vget(vp, LK_EXCLUSIVE | LK_CANRECURSE, p)) { + if (vget(vp, LK_EXCLUSIVE | LK_CANRECURSE, td)) { printf ("null_node_find: vget failed.\n"); goto loop; }; @@ -141,11 +141,11 @@ loop: * Now we got both vnodes locked, so release the * lower one. */ - VOP_UNLOCK(lowervp, 0, p); + VOP_UNLOCK(lowervp, 0, td); return (vp); } } - lockmgr(&null_hashlock, LK_RELEASE, NULL, p); + lockmgr(&null_hashlock, LK_RELEASE, NULL, td); return NULLVP; } @@ -162,7 +162,7 @@ null_node_alloc(mp, lowervp, vpp) struct vnode *lowervp; struct vnode **vpp; { - struct proc *p = curproc; /* XXX */ + struct thread *td = curthread; /* XXX */ struct null_node_hashhead *hd; struct null_node *xp; struct vnode *othervp, *vp; @@ -211,16 +211,16 @@ null_node_alloc(mp, lowervp, vpp) * NULL, then we copy that up and manually lock the new vnode. */ - lockmgr(&null_hashlock, LK_EXCLUSIVE, NULL, p); + lockmgr(&null_hashlock, LK_EXCLUSIVE, NULL, td); vp->v_vnlock = lowervp->v_vnlock; - error = VOP_LOCK(vp, LK_EXCLUSIVE | LK_THISLAYER, p); + error = VOP_LOCK(vp, LK_EXCLUSIVE | LK_THISLAYER, td); if (error) panic("null_node_alloc: can't lock new vnode\n"); VREF(lowervp); hd = NULL_NHASH(lowervp); LIST_INSERT_HEAD(hd, xp, null_hash); - lockmgr(&null_hashlock, LK_RELEASE, NULL, p); + lockmgr(&null_hashlock, LK_RELEASE, NULL, td); return 0; } |