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Annotate that this giant acqusition is dependent on tty locking.

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This commit is contained in:
kris 2007-03-26 21:56:46 +00:00
parent 85b6f9c7d1
commit 2ddeaf9203
1 changed files with 2 additions and 2 deletions
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4
sys/fs/devfs/devfs_vnops.c
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@ -502,7 +502,7 @@ devfs_ioctl_f(struct file *fp, u_long com, void *data, struct ucred *cred, struc
return (0);
}
mtx_lock(&Giant);
mtx_lock(&Giant); /* XXX TTY */
vpold = td->td_proc->p_session->s_ttyvp;
VREF(vp);
@ -515,7 +515,7 @@ devfs_ioctl_f(struct file *fp, u_long com, void *data, struct ucred *cred, struc
/* Get rid of reference to old control tty */
if (vpold)
vrele(vpold);
mtx_unlock(&Giant);
mtx_unlock(&Giant); /* XXX TTY */
}
return (error);
}