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SubjectRe: [TTY] exclusive mode question

--- Frederik Deweerdt <dev.deweerdt@laposte.net> a écrit :

> I've just greped and I found :
>
> if (!retval && test_bit(TTY_EXCLUSIVE, &tty->flags) &&
> !capable(CAP_SYS_ADMIN))
> retval = -EBUSY;
> in drivers/char/tty_io.c:tty_open
>
> Which sources are you looking at?
>

same source code but if another process has previously open the tty, how does
this source code detect it ?

Francis





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