[PATCH] mark struct file_operations const 3

Many struct file_operations in the kernel can be "const".  Marking them const
moves these to the .rodata section, which avoids false sharing with potential
dirty data.  In addition it'll catch accidental writes at compile time to
these shared resources.

Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/bluetooth/hci_vhci.c b/drivers/bluetooth/hci_vhci.c
index a278d98a9151..b71a5ccc587f 100644
--- a/drivers/bluetooth/hci_vhci.c
+++ b/drivers/bluetooth/hci_vhci.c
@@ -332,7 +332,7 @@ static int vhci_fasync(int fd, struct file *file, int on)
         return 0;
 }
 
-static struct file_operations vhci_fops = {
+static const struct file_operations vhci_fops = {
         .owner          = THIS_MODULE,
         .llseek         = vhci_llseek,
         .read           = vhci_read,