[PATCH] USB: mark various usb tables const
patch below marks various USB tables and variables as const so that they
end up in .rodata section and don't cacheline share with things that get
written to. For the non-array variables it also allows gcc to optimize
more.
Signed-off-by: Arjan van de Ven <arjan@infradead.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/usb/media/stv680.h b/drivers/usb/media/stv680.h
index 4459406..b0551cd 100644
--- a/drivers/usb/media/stv680.h
+++ b/drivers/usb/media/stv680.h
@@ -151,7 +151,7 @@
};
-static unsigned char red[256] = {
+static const unsigned char red[256] = {
0, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18,
18, 18, 18, 18, 18, 18, 18, 25, 30, 35, 38, 42,
44, 47, 50, 53, 54, 57, 59, 61, 63, 65, 67, 69,
@@ -176,7 +176,7 @@
220, 220, 221, 221
};
-static unsigned char green[256] = {
+static const unsigned char green[256] = {
0, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21,
21, 21, 21, 21, 21, 21, 21, 28, 34, 39, 43, 47,
50, 53, 56, 59, 61, 64, 66, 68, 71, 73, 75, 77,
@@ -201,7 +201,7 @@
245, 245, 246, 246
};
-static unsigned char blue[256] = {
+static const unsigned char blue[256] = {
0, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23, 23,
23, 23, 23, 23, 23, 23, 23, 30, 37, 42, 47, 51,
55, 58, 61, 64, 67, 70, 72, 74, 78, 80, 82, 84,