#include <linux/delay.h>
#include <linux/slab.h>
#include <linux/blkdev.h>
-#include <linux/smp_lock.h>
+#include <linux/mutex.h>
#include <linux/ata.h>
#include <linux/hdreg.h>
#include <linux/platform_device.h>
u16 cf_id[ATA_ID_WORDS];
};
+static DEFINE_MUTEX(xsysace_mutex);
static int ace_major;
/* ---------------------------------------------------------------------
dev_dbg(ace->dev, "ace_open() users=%i\n", ace->users + 1);
- lock_kernel();
+ mutex_lock(&xsysace_mutex);
spin_lock_irqsave(&ace->lock, flags);
ace->users++;
spin_unlock_irqrestore(&ace->lock, flags);
check_disk_change(bdev);
- unlock_kernel();
+ mutex_unlock(&xsysace_mutex);
return 0;
}
dev_dbg(ace->dev, "ace_release() users=%i\n", ace->users - 1);
- lock_kernel();
+ mutex_lock(&xsysace_mutex);
spin_lock_irqsave(&ace->lock, flags);
ace->users--;
if (ace->users == 0) {
ace_out(ace, ACE_CTRL, val & ~ACE_CTRL_LOCKREQ);
}
spin_unlock_irqrestore(&ace->lock, flags);
- unlock_kernel();
+ mutex_unlock(&xsysace_mutex);
return 0;
}