Messages in this thread | ![/](/images/icornerl.gif) | | Date | Wed, 21 May 2003 15:23:14 +0530 | From | Dipankar Sarma <> | Subject | Re: [patch 1/2] vfsmount_lock |
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On Wed, May 21, 2003 at 02:35:23AM -0700, Andrew Morton wrote: > Maneesh Soni <maneesh@in.ibm.com> wrote: > > > > struct vfsmount *lookup_mnt(struct vfsmount *mnt, struct dentry *dentry) > > { > > + spin_lock(&vfsmount_lock); > > for (;;) { > > tmp = tmp->next; > > p = NULL; > > if (tmp == head) > > break; > > p = list_entry(tmp, struct vfsmount, mnt_hash); > > - if (p->mnt_parent == mnt && p->mnt_mountpoint == dentry) > > + if (p->mnt_parent == mnt && p->mnt_mountpoint == dentry) { > > + found = mntget(p); > > break; > > + } > > } > > - return p; > > + spin_lock(&vfsmount_lock); > > + return found; > > } > > err, how many times do you want to spin that lock?
None, if you apply the second patch ;-)
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