[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/char/watchdog/omap_wdt.c b/drivers/char/watchdog/omap_wdt.c
index 6c6f97332dbb..84074a697dce 100644
--- a/drivers/char/watchdog/omap_wdt.c
+++ b/drivers/char/watchdog/omap_wdt.c
@@ -230,7 +230,7 @@ omap_wdt_ioctl(struct inode *inode, struct file *file,
         }
 }
 
-static struct file_operations omap_wdt_fops = {
+static const struct file_operations omap_wdt_fops = {
         .owner = THIS_MODULE,
         .write = omap_wdt_write,
         .ioctl = omap_wdt_ioctl,