tty: Add a kref count

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Introduce a kref to the tty structure and use it to protect the tty->signal
tty references. For now we don't introduce it for anything else.

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

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Alan Cox 2008-10-13 10:37:26 +01:00 • committed by Linus Torvalds

parent 348eb12e55

commit 9c9f4ded90

4 changed files with 71 additions and 10 deletions

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5

kernel/fork.c

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4

kernel/sys.c

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