diff options
| author |   Jiri Slaby <jirislaby@gmail.com> | 2007-02-10 01:45:08 -0800 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-02-11 10:51:28 -0800 |
| commit | 30a063a900518926966f4d75333c1bfbde1658fa (patch) | |
| tree | 89e78ee73234c4e0a97a64f85bf93874490473b3 /drivers | |
| parent | [PATCH] Char: mxser_new, mark init functions (diff) | |
| download | linux-dev-30a063a900518926966f4d75333c1bfbde1658fa.tar.xz linux-dev-30a063a900518926966f4d75333c1bfbde1658fa.zip | |
[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 <jirislaby@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/char/mxser_new.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/char/mxser_new.c b/drivers/char/mxser_new.c index d385e791068b..13b9072a7729 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); |