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[PATCH] synclinkmp.c: add statistics clear 

Add ability to clear statistics.

Signed-off-by: Paul Fulghum <paulkf@microgate.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
hifive-unleashed-5.1
Paul Fulghum 2005-09-09 13:02:16 -07:00 committed by Linus Torvalds
parent 761a444d8d
commit 166692e4a0
1 changed files with 8 additions and 6 deletions
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14
drivers/char/synclinkmp.c
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@ -2748,6 +2748,8 @@ static int startup(SLMP_INFO * info)
info->pending_bh = 0;
memset(&info->icount, 0, sizeof(info->icount));
/* program hardware for current parameters */
reset_port(info);
@ -2951,12 +2953,12 @@ static int get_stats(SLMP_INFO * info, struct mgsl_icount __user *user_icount)
printk("%s(%d):%s get_params()\n",
__FILE__,__LINE__, info->device_name);
COPY_TO_USER(err,user_icount, &info->icount, sizeof(struct mgsl_icount));
if (err) {
if ( debug_level >= DEBUG_LEVEL_INFO )
printk( "%s(%d):%s get_stats() user buffer copy failed\n",
__FILE__,__LINE__,info->device_name);
return -EFAULT;
if (!user_icount) {
memset(&info->icount, 0, sizeof(info->icount));
} else {
COPY_TO_USER(err, user_icount, &info->icount, sizeof(struct mgsl_icount));
if (err)
return -EFAULT;
}
return 0;