Re: [PATCH] console close race fix resend

From: Gordon Oliver (
Date: Mon Dec 10 2001 - 22:16:30 EST

On 2001.12.10 17:51 Robert Love wrote:
> Marcelo,
> [ Resend of previous patch, now against pre8. Note it (a) is a bug fix
> and (b) was in Alan's tree ]

and (c) appears to still have a race... You should extract
the value from the structure inside the lock, otherwise you
will still race with con_close (though perhaps a smaller race)
but since the call to acquire_console_sem() can sleep, the
vt handle you have may be stale.

> Please, for all that is righteous, apply.

please fix it better first...
(unless I am mistaken).

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This archive was generated by hypermail 2b29 : Sat Dec 15 2001 - 21:00:19 EST