cvs commit: src/sys/kern tty.c

[Attilio Rao]

2006/12/19, Martin Blapp <mbr at freebsd.org>:
> mbr         2006-12-19 22:34:33 UTC
>
>  FreeBSD src repository
>
>  Modified files:
>    sys/kern             tty.c
>  Log:
>  Giant might have been temporarily dropped while waiting for proctree_lock, allowing for an
>  intervening tty_close() that cleared tp->t_session.

Since proctree_lock is a sx lock which uses 2 condition variables,
they alredy drop Giant (DROP_GIANT()) before sleeping. Are you secure
it is the right thing to do here?

Attilio


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