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| author | Ivan T. Ivanov <ivan.ivanov@linaro.org> | 2015-09-29 14:11:37 +0300 |
|---|---|---|
| committer | Ivan T. Ivanov <ivan.ivanov@linaro.org> | 2015-09-29 14:17:21 +0300 |
| commit | d3a8cef5d9a3eaa2b8e0f9f95e82354a40fac528 (patch) | |
| tree | 730ae3d59719cb30eb2324b6530f9182517f7b82 | |
| parent | 60fcf7c29441cb79fce2b69d97537397ef220a61 (diff) | |
tty: serial: msm: Unlock interrupts during SysRq processingubuntu-qcom-dragonboard410c-15.09
To succeed SysRq interrupts have to be enabled. Enable them.
Signed-off-by: Ivan T. Ivanov <ivan.ivanov@linaro.org>
| -rw-r--r-- | drivers/tty/serial/msm_serial.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/tty/serial/msm_serial.c b/drivers/tty/serial/msm_serial.c index 7fbb4b35d16e..2d779b1f010f 100644 --- a/drivers/tty/serial/msm_serial.c +++ b/drivers/tty/serial/msm_serial.c @@ -420,7 +420,9 @@ static void msm_complete_rx_dma(void *args) if (!(port->read_status_mask & UART_SR_RX_BREAK)) flag = TTY_NORMAL; + spin_unlock_irqrestore(&port->lock, flags); sysrq = uart_handle_sysrq_char(port, dma->virt[i]); + spin_lock_irqsave(&port->lock, flags); if (!sysrq) tty_insert_flip_char(tport, dma->virt[i], flag); } |