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Thomas Gleixner authored
Adding FIFO functionality to the serial emulator to speed up the console handling. This also restricts sysrq functionality to the first serial port and fixes the sysrq injection, which was broken because nothing ever reset the BI status bit in the LSR. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Pekka Enberg <penberg@kernel.org>
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