diff options
Diffstat (limited to 'sys/nfsclient/nfs_vnops.c')
| -rw-r--r-- | sys/nfsclient/nfs_vnops.c | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/sys/nfsclient/nfs_vnops.c b/sys/nfsclient/nfs_vnops.c index 575997cc39ce..f3323f960759 100644 --- a/sys/nfsclient/nfs_vnops.c +++ b/sys/nfsclient/nfs_vnops.c @@ -538,15 +538,6 @@ nfs_open(struct vop_open_args *ap) np->n_mtime = vattr.va_mtime; mtx_unlock(&np->n_mtx); } else { - struct thread *td = curthread; - - if (np->n_ac_ts_syscalls != td->td_syscalls || - np->n_ac_ts_tid != td->td_tid || - td->td_proc == NULL || - np->n_ac_ts_pid != td->td_proc->p_pid) { - np->n_attrstamp = 0; - KDTRACE_NFS_ATTRCACHE_FLUSH_DONE(vp); - } mtx_unlock(&np->n_mtx); error = VOP_GETATTR(vp, &vattr, ap->a_cred); if (error) @@ -1123,6 +1114,20 @@ nfs_lookup(struct vop_lookup_args *ap) return (error); } newvp = NFSTOV(np); + + /* + * Flush the attribute cache when opening a leaf node + * to ensure that fresh attributes are fetched in + * nfs_open() if we are unable to fetch attributes + * from the LOOKUP reply. + */ + if ((flags & (ISLASTCN | ISOPEN)) == (ISLASTCN | ISOPEN) && + !(np->n_flag & NMODIFIED)) { + mtx_lock(&np->n_mtx); + np->n_attrstamp = 0; + KDTRACE_NFS_ATTRCACHE_FLUSH_DONE(newvp); + mtx_unlock(&np->n_mtx); + } } if (v3) { nfsm_postop_attr(newvp, attrflag); |