diff options
| author | Gerhard Bertelsmann <info@gerhard-bertelsmann.de> | 2017-11-06 18:16:56 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-11-15 17:13:13 +0100 |
| commit | cdb5a2def61c959eaa5e651ff178702c75d51ecb (patch) | |
| tree | d1ee731f87ef35f87db43fa9f9e0533aef0de4c2 /kernel/locking/mutex-debug.h | |
| parent | 493cb19b2522a23f4056c405ef4c4aa0c90333b3 (diff) | |
can: sun4i: handle overrun in RX FIFO
commit 4dcf924c2eda0c47a5c53b7703e3dc65ddaa8920 upstream.
SUN4Is CAN IP has a 64 byte deep FIFO buffer. If the buffer is not
drained fast enough (overrun) it's getting mangled. Already received
frames are dropped - the data can't be restored.
Signed-off-by: Gerhard Bertelsmann <info@gerhard-bertelsmann.de>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'kernel/locking/mutex-debug.h')
0 files changed, 0 insertions, 0 deletions