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| author | Hao Liang <hliang1025@gmail.com> | 2015-03-26 09:13:24 (GMT) |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-03-26 15:10:10 (GMT) |
| commit | 1569039db0062c47c97ca0bf0c86210d26b8f412 (patch) | |
| tree | 23dd9b1536c02071f97d6756bfbbb95c48b8ff3b /drivers/tty/tty_io.c | |
| parent | da29169e769285e90bd1f8389c78b2da6e7fa910 (diff) | |
| download | linux-1569039db0062c47c97ca0bf0c86210d26b8f412.tar.xz | |
bfin uart: it will hang when read current y count if not disable dma irq
Add irq disable and enable in bfin_serial_rx_dma_timeout in case of
system hang.
This reverts part of commit 9642dbe73c8a ("serial: bfin-uart: avoid
dead lock in rx irq handler in smp kernel").
Signed-off-by: Hao Liang <hliang1025@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/tty_io.c')
0 files changed, 0 insertions, 0 deletions