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| author |   Bin Gao <bin.gao@intel.com> | 2013-10-09 10:39:17 +0800 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-10-16 13:08:16 -0700 |
| commit | b6951b8a63e8764558c066369a6317bfe15dca55 (patch) | |
| tree | 326d50cf4fdbee33a3205424ea5d0b236f64aa27 /drivers/tty/serial/bfin_uart.c | |
| parent | serial: mrst_max3110: Check the irq number before enable/disabe irq in PM hooks (diff) | |
| download | linux-dev-b6951b8a63e8764558c066369a6317bfe15dca55.tar.xz linux-dev-b6951b8a63e8764558c066369a6317bfe15dca55.zip | |
serial: mrst_max3110: Fix race condition between spi transfers
There is a race between termios configuration and xmit that can cause the
intel_mid_ssp_spi driver to stall.
Serializing spi transactions fixes the problem.
Signed-off-by: Bin Gao <bin.gao@intel.com>
Signed-off-by: Feng Tang <feng.tang@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serial/bfin_uart.c')
0 files changed, 0 insertions, 0 deletions