Hello, I had this problem while compiling the last git revision: drivers/staging/comedi/drivers/serial2002.c: In function ‘tty_read’: drivers/staging/comedi/drivers/serial2002.c:201: error: implicit declaration of function ‘set_current_state’ drivers/staging/comedi/drivers/serial2002.c:201: error: ‘TASK_INTERRUPTIBLE’ undeclared (first use in this function) drivers/staging/comedi/drivers/serial2002.c:201: error: (Each undeclared identifier is reported only once drivers/staging/comedi/drivers/serial2002.c:201: error: for each function it appears in.) drivers/staging/comedi/drivers/serial2002.c:202: error: implicit declaration of function ‘schedule_timeout’ The following patch solves this problem. Cheers, Giuseppe Scrivano >From dd67bf8069af2860cdfe3ea7fe047d9c71fabccf Mon Sep 17 00:00:00 2001 From: Giuseppe Scrivano <gscrivano@xxxxxxx> Date: Tue, 6 Oct 2009 17:48:41 +0200 Subject: [PATCH] Add missing header Signed-off-by: Giuseppe Scrivano <gscrivano@xxxxxxx> --- drivers/staging/comedi/drivers/serial2002.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/drivers/staging/comedi/drivers/serial2002.c b/drivers/staging/comedi/drivers/serial2002.c index a219679..3b706ca 100644 --- a/drivers/staging/comedi/drivers/serial2002.c +++ b/drivers/staging/comedi/drivers/serial2002.c @@ -40,6 +40,7 @@ Status: in development #include <asm/ioctls.h> #include <linux/serial.h> #include <linux/poll.h> +#include <linux/sched.h> /* * Board descriptions for two imaginary boards. Describing the -- 1.6.3.3 _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/devel