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Altix serial: fix
authorroel kluin <roel.kluin@gmail.com>
Sun, 19 Oct 2008 03:27:46 +0000 (20:27 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Mon, 20 Oct 2008 15:52:36 +0000 (08:52 -0700)
In function sn_sal_switch_to_asynch(): drivers/serial/sn_console.c:713:

HZ * SN_SAL_UART_FIFO_DEPTH / SN_SAL_UART_FIFO_SPEED_CPS;

After preprocessing (see defines in patch) this becomes HZ * 16 / 9600 / 10
(associativity from left to right), not equivalent to HZ * 16 / 960.

Looks-obviously-right-to: Tony Luck <tony.luck@intel.com>
Cc: Jes Sorensen <jes@sgi.com>
Acked-by: Pat Gefre <pfg@sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
drivers/serial/sn_console.c patch | blob | blame | history

diff --git a/drivers/serial/sn_console.c b/drivers/serial/sn_console.c
index b73e3c0056cd77531248a89dc2925809e61faae6..d5276c012f78f529348af32a4d227c2d969ff879 100644 (file)
--- a/drivers/serial/sn_console.c
+++ b/drivers/serial/sn_console.c
@@ -61,7 +61,7 @@
 #define SN_SAL_BUFFER_SIZE (64 * (1 << 10))
 
 #define SN_SAL_UART_FIFO_DEPTH 16
-#define SN_SAL_UART_FIFO_SPEED_CPS 9600/10
+#define SN_SAL_UART_FIFO_SPEED_CPS (9600/10)
 
 /* sn_transmit_chars() calling args */
 #define TRANSMIT_BUFFERED      0