[PATCH] mark struct file_operations const 4
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.
[akpm@sdl.org: dvb fix]
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>
diff --git a/drivers/media/video/cpia.c b/drivers/media/video/cpia.c
index 3b31a0d..7e8d5ef 100644
--- a/drivers/media/video/cpia.c
+++ b/drivers/media/video/cpia.c
@@ -3791,7 +3791,7 @@
return 0;
}
-static struct file_operations cpia_fops = {
+static const struct file_operations cpia_fops = {
.owner = THIS_MODULE,
.open = cpia_open,
.release = cpia_close,