From 30a063a900518926966f4d75333c1bfbde1658fa Mon Sep 17 00:00:00 2001 From: Jiri Slaby Date: Sat, 10 Feb 2007 01:45:08 -0800 Subject: [PATCH] [PATCH] Char: mxser_new, remove useless spinlock gm_lock is useless, since ISA is configured at init time and there it's serialized. Signed-off-by: Jiri Slaby Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/char/mxser_new.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/drivers/char/mxser_new.c b/drivers/char/mxser_new.c index d385e79106..13b9072a77 100644 --- a/drivers/char/mxser_new.c +++ b/drivers/char/mxser_new.c @@ -313,7 +313,6 @@ static int mxvar_diagflag; static unsigned char mxser_msr[MXSER_PORTS + 1]; static struct mxser_mon_ext mon_data_ext; static int mxser_set_baud_method[MXSER_PORTS + 1]; -static spinlock_t gm_lock; #ifdef CONFIG_PCI static int __devinit CheckIsMoxaMust(int io) @@ -1377,7 +1376,6 @@ static int __init mxser_program_mode(int port) { int id, i, j, n; - spin_lock(&gm_lock); outb(0, port); outb(0, port); outb(0, port); @@ -1385,7 +1383,6 @@ static int __init mxser_program_mode(int port) (void)inb(port); outb(0, port); (void)inb(port); - spin_unlock(&gm_lock); id = inb(port + 1) & 0x1F; if ((id != C168_ASIC_ID) && @@ -2684,7 +2681,6 @@ static int __init mxser_module_init(void) mxvar_sdriver = alloc_tty_driver(MXSER_PORTS + 1); if (!mxvar_sdriver) return -ENOMEM; - spin_lock_init(&gm_lock); printk(KERN_INFO "MOXA Smartio/Industio family driver version %s\n", MXSER_VERSION); -- 2.39.5