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| author |   Russell King <rmk@dyn-67.arm.linux.org.uk> | 2005-04-26 15:29:44 +0100 |
|---|---|---|
| committer | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2005-04-26 15:29:44 +0100 |
| commit | 45849282bfd7543253761cbf7db96151b05e5ed1 (patch) | |
| tree | 1e02a8874f487041795f27427d2ee22e8c236c8c /drivers/serial/s3c2410.c | |
| parent | [PATCH] kill gratitious includes of major.h under net/* (diff) | |
| download | linux-dev-45849282bfd7543253761cbf7db96151b05e5ed1.tar.xz linux-dev-45849282bfd7543253761cbf7db96151b05e5ed1.zip | |
[PATCH] Serial: Ensure error paths are marked with unlikely()
Ensure ARM serial driver error paths are marked with the
unlikely() compiler hint.
Signed-off-by: Russell King <rmk@arm.linux.org.uk>
Diffstat (limited to 'drivers/serial/s3c2410.c')
| -rw-r--r-- | drivers/serial/s3c2410.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/serial/s3c2410.c b/drivers/serial/s3c2410.c index bd6782aeb831..435750d40a47 100644 --- a/drivers/serial/s3c2410.c +++ b/drivers/serial/s3c2410.c @@ -364,7 +364,7 @@ s3c24xx_serial_rx_chars(int irq, void *dev_id, struct pt_regs *regs) flag = TTY_NORMAL; port->icount.rx++; - if (uerstat & S3C2410_UERSTAT_ANY) { + if (unlikely(uerstat & S3C2410_UERSTAT_ANY)) { dbg("rxerr: port ch=0x%02x, rxs=0x%08x\n", ch, uerstat); |