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Commit 57debdda authored by Jonathan Corbet's avatar Jonathan Corbet
Browse files

bf561-coreb: BKL unneeded for open() 

According to Mike Frysinger:

	http://permalink.gmane.org/gmane.linux.kernel/699279

open() does not need the BKL, so take it back out.
parent a238b790

arch/blackfin/mach-bf561/coreb.c

+1 −4
Original line number Diff line number Diff line
@@ -32,7 +32,6 @@ 
#include <linux/device.h>

#include <linux/ioport.h>

#include <linux/module.h>

#include <linux/smp_lock.h>

#include <linux/uaccess.h>

#include <linux/fs.h>

#include <asm/dma.h>
@@ -195,9 +194,9 @@ static loff_t coreb_lseek(struct file *file, loff_t offset, int origin) 
	return ret;

}



/* No BKL needed here */

static int coreb_open(struct inode *inode, struct file *file)

{

	lock_kernel();

	spin_lock_irq(&coreb_lock);



	if (coreb_status & COREB_IS_OPEN)
@@ -206,12 +205,10 @@ static int coreb_open(struct inode *inode, struct file *file) 
	coreb_status |= COREB_IS_OPEN;



	spin_unlock_irq(&coreb_lock);

	unlock_kernel();

	return 0;



 out_busy:

	spin_unlock_irq(&coreb_lock);

	unlock_kernel();

	return -EBUSY;

}