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Commit 9a8bd2f7 authored by Arnd Bergmann's avatar Arnd Bergmann Committed by Jonathan Corbet
Browse files

bf561-coreb: BKL pushdown 



Signed-off-by: default avatarArnd Bergmann <arnd@arndb.de>
parent 52e7c5e0

arch/blackfin/mach-bf561/coreb.c

+4 −0
Original line number Diff line number Diff line
@@ -32,6 +32,7 @@ 
#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>
@@ -196,6 +197,7 @@ static loff_t coreb_lseek(struct file *file, loff_t offset, int origin) 


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

{

	lock_kernel();

	spin_lock_irq(&coreb_lock);



	if (coreb_status & COREB_IS_OPEN)
@@ -204,10 +206,12 @@ 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;

}