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authormichael-west <michael.west@ettus.com>2014-07-15 15:18:47 -0700
committerBen Hilburn <ben.hilburn@ettus.com>2014-07-17 18:16:04 -0700
commit6e740108bf2c32632d8dc107270b49b6de3ba16d (patch)
treefa82de1df02094897b583d7cb361c573819947bb /host/lib/usrp
parent863953d972f19f38fb82eb17d1fe923a0337b0ed (diff)
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Fix for BUG #469
- Added mutex for write_uart()
Diffstat (limited to 'host/lib/usrp')
-rw-r--r--host/lib/usrp/x300/x300_fw_uart.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/host/lib/usrp/x300/x300_fw_uart.cpp b/host/lib/usrp/x300/x300_fw_uart.cpp
index d87b9ab9f..b0fae124d 100644
--- a/host/lib/usrp/x300/x300_fw_uart.cpp
+++ b/host/lib/usrp/x300/x300_fw_uart.cpp
@@ -56,6 +56,7 @@ struct x300_uart_iface : uart_iface
void write_uart(const std::string &buff)
{
+ boost::mutex::scoped_lock(_write_mutex);
BOOST_FOREACH(const char ch, buff)
{
if (ch == '\n') this->putchar('\r');
@@ -157,6 +158,7 @@ struct x300_uart_iface : uart_iface
std::vector<boost::uint32_t> _rxcache;
std::string _rxbuff;
boost::mutex _read_mutex;
+ boost::mutex _write_mutex;
};
uart_iface::sptr x300_make_uart_iface(wb_iface::sptr iface)