X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=drivers%2Fpci%2Fproc.c;h=27911b55c2a52295a01bf834cbb9eacb3f9455c3;hb=65eddedab816de48307965a579b572c3bd3cd9e2;hp=4aae016c79d011c475dfc9a739f05734d5ca3fb2;hpb=3051b1526aca9dc9262028a5dd443d1083364b95;p=firefly-linux-kernel-4.4.55.git

diff --git a/drivers/pci/proc.c b/drivers/pci/proc.c
index 4aae016c79d0..27911b55c2a5 100644
--- a/drivers/pci/proc.c
+++ b/drivers/pci/proc.c
@@ -10,7 +10,6 @@
 #include <linux/module.h>
 #include <linux/proc_fs.h>
 #include <linux/seq_file.h>
-#include <linux/smp_lock.h>
 #include <linux/capability.h>
 #include <asm/uaccess.h>
 #include <asm/byteorder.h>
@@ -212,8 +211,6 @@ static long proc_bus_pci_ioctl(struct file *file, unsigned int cmd,
 #endif /* HAVE_PCI_MMAP */
 	int ret = 0;
 
-	lock_kernel();
-
 	switch (cmd) {
 	case PCIIOC_CONTROLLER:
 		ret = pci_domain_nr(dev->bus);
@@ -242,7 +239,6 @@ static long proc_bus_pci_ioctl(struct file *file, unsigned int cmd,
 		break;
 	};
 
-	unlock_kernel();
 	return ret;
 }
 
@@ -306,6 +302,7 @@ static const struct file_operations proc_bus_pci_operations = {
 	.read		= proc_bus_pci_read,
 	.write		= proc_bus_pci_write,
 	.unlocked_ioctl	= proc_bus_pci_ioctl,
+	.compat_ioctl	= proc_bus_pci_ioctl,
 #ifdef HAVE_PCI_MMAP
 	.open		= proc_bus_pci_open,
 	.release	= proc_bus_pci_release,