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author | Peter Hurley | 2014-11-05 19:11:42 +0100 |
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committer | Greg Kroah-Hartman | 2014-11-06 23:57:27 +0100 |
commit | db1b9dfcd622604b268234e01c539927093abce7 (patch) | |
tree | e9a4520f2af1b528ea865bf36f0fa2c93d7bfa6d /scripts | |
parent | tty: Allow safe access to termios for set_ldisc() handlers (diff) | |
download | kernel-qcow2-linux-db1b9dfcd622604b268234e01c539927093abce7.tar.gz kernel-qcow2-linux-db1b9dfcd622604b268234e01c539927093abce7.tar.xz kernel-qcow2-linux-db1b9dfcd622604b268234e01c539927093abce7.zip |
serial: core: Claim port mutex for set_ldisc()
Three UART drivers (8250, atmel & amba-pl010) enable modem status
interrupts if the line discipline is changed to N_PPS. However,
the uart port flags may only be safely modified while holding the
port mutex.
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'scripts')
0 files changed, 0 insertions, 0 deletions