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sllin: protection against sllin_write_wakeup and sllin_send_tx_buff concurrency.
authorPavel Pisa <pisa@cmp.felk.cvut.cz>
Sun, 5 Feb 2012 23:27:43 +0000 (00:27 +0100)
committerPavel Pisa <pisa@cmp.felk.cvut.cz>
Sun, 5 Feb 2012 23:27:43 +0000 (00:27 +0100)
The lock-less mutual exclusion protect code against
theoretical possibility of concurrent execution attempt.
That scenario can appear only on UART with FIFO shorter
than 10 characters and likely impossible even in such
cases.

Signed-off-by: Pavel Pisa <pisa@cmp.felk.cvut.cz>

No differences found
Linux LIN bus drivers and tools