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    SubjectRe: [PATCH 3.16 23/99] tty/ldsem: Wake up readers after timed out down_write()
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    On Tue, 2019-04-02 at 15:22 +0100, Dmitry Safonov wrote:
    > Hi Ben,
    >
    > JFI: I haven't checked your tree, but the same patches set contains fixes
    > that are more important to my mind (looking at 4.9 stable tree):
    > - "tty: Drop tty->count on tty_reopen() failure" commit fe3241679009

    You marked this as applicable to 4.6+. Is it actually applicable to
    older versions as well?

    > - "tty: Hold tty_ldisc_lock() during tty_reopen()" commit 83d817f41070
    > with follow-up fixup "tty: Don't hold ldisc lock in tty_reopen() if
    > ldisc present"
    > commit d3736d82e816
    [...]

    I will include these in a later update, unless you think they are
    really urgent and should be added to this one.

    Ben.

    --
    Ben Hutchings
    Klipstein's 4th Law of Prototyping and Production:
    A fail-safe circuit will destroy others.


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