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| author | julian <julian@FreeBSD.org> | 2001-09-12 08:38:13 +0000 |
|---|---|---|
| committer | julian <julian@FreeBSD.org> | 2001-09-12 08:38:13 +0000 |
| commit | 5596676e6c6c1e81e899cd0531f9b1c28a292669 (patch) | |
| tree | b1a19fcdf05759281fab0d89efb13f0fdf42102e /sys/kern/vfs_cache.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/kern/vfs_cache.c')
| -rw-r--r-- | sys/kern/vfs_cache.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/sys/kern/vfs_cache.c b/sys/kern/vfs_cache.c index af3035a..9483b9b 100644 --- a/sys/kern/vfs_cache.c +++ b/sys/kern/vfs_cache.c @@ -575,7 +575,7 @@ vfs_cache_lookup(ap) struct componentname *cnp = ap->a_cnp; struct ucred *cred = cnp->cn_cred; int flags = cnp->cn_flags; - struct proc *p = cnp->cn_proc; + struct thread *td = cnp->cn_thread; u_long vpid; /* capability number of vnode */ *vpp = NULL; @@ -589,7 +589,7 @@ vfs_cache_lookup(ap) (cnp->cn_nameiop == DELETE || cnp->cn_nameiop == RENAME)) return (EROFS); - error = VOP_ACCESS(dvp, VEXEC, cred, p); + error = VOP_ACCESS(dvp, VEXEC, cred, td); if (error) return (error); @@ -609,17 +609,17 @@ vfs_cache_lookup(ap) VREF(vp); error = 0; } else if (flags & ISDOTDOT) { - VOP_UNLOCK(dvp, 0, p); + VOP_UNLOCK(dvp, 0, td); cnp->cn_flags |= PDIRUNLOCK; - error = vget(vp, LK_EXCLUSIVE, p); + error = vget(vp, LK_EXCLUSIVE, td); if (!error && lockparent && (flags & ISLASTCN)) { - if ((error = vn_lock(dvp, LK_EXCLUSIVE, p)) == 0) + if ((error = vn_lock(dvp, LK_EXCLUSIVE, td)) == 0) cnp->cn_flags &= ~PDIRUNLOCK; } } else { - error = vget(vp, LK_EXCLUSIVE, p); + error = vget(vp, LK_EXCLUSIVE, td); if (!lockparent || error || !(flags & ISLASTCN)) { - VOP_UNLOCK(dvp, 0, p); + VOP_UNLOCK(dvp, 0, td); cnp->cn_flags |= PDIRUNLOCK; } } @@ -632,12 +632,12 @@ vfs_cache_lookup(ap) return (0); vput(vp); if (lockparent && dvp != vp && (flags & ISLASTCN)) { - VOP_UNLOCK(dvp, 0, p); + VOP_UNLOCK(dvp, 0, td); cnp->cn_flags |= PDIRUNLOCK; } } if (cnp->cn_flags & PDIRUNLOCK) { - error = vn_lock(dvp, LK_EXCLUSIVE, p); + error = vn_lock(dvp, LK_EXCLUSIVE, td); if (error) return (error); cnp->cn_flags &= ~PDIRUNLOCK; @@ -663,8 +663,8 @@ static u_long numcwdfail3; STATNODE(CTLFLAG_RD, numcwdfail3, &numcwdfail3); static u_long numcwdfail4; STATNODE(CTLFLAG_RD, numcwdfail4, &numcwdfail4); static u_long numcwdfound; STATNODE(CTLFLAG_RD, numcwdfound, &numcwdfound); int -__getcwd(p, uap) - struct proc *p; +__getcwd(td, uap) + struct thread *td; struct __getcwd_args *uap; { char *bp, *buf; @@ -683,7 +683,7 @@ __getcwd(p, uap) buf = bp = malloc(uap->buflen, M_TEMP, M_WAITOK); bp += uap->buflen - 1; *bp = '\0'; - fdp = p->p_fd; + fdp = td->td_proc->p_fd; slash_prefixed = 0; for (vp = fdp->fd_cdir; vp != fdp->fd_rdir && vp != rootvnode;) { if (vp->v_flag & VROOT) { |
