[PATCH] mark struct file_operations const 5

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>

drivers/pnp/isapnp/proc.c

@@ -85,7 +85,7 @@ static ssize_t isapnp_proc_bus_read(struct file *file, char __user *buf, size_t
 	return nbytes;
 }
 
-static struct file_operations isapnp_proc_bus_file_operations =
+static const struct file_operations isapnp_proc_bus_file_operations =
 {
 	.llseek		= isapnp_proc_bus_lseek,
 	.read		= isapnp_proc_bus_read,