[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/input/ati_remote.c b/drivers/usb/input/ati_remote.c
index 8948e5c..b78a4d8 100644
--- a/drivers/usb/input/ati_remote.c
+++ b/drivers/usb/input/ati_remote.c
@@ -146,7 +146,7 @@
static char init2[] = { 0x01, 0x00, 0x20, 0x14, 0x20, 0x20, 0x20 };
/* Acceleration curve for directional control pad */
-static char accel[] = { 1, 2, 4, 6, 9, 13, 20 };
+static const char accel[] = { 1, 2, 4, 6, 9, 13, 20 };
/* Duplicate event filtering time.
* Sequential, identical KIND_FILTERED inputs with less than
@@ -197,7 +197,7 @@
#define KIND_ACCEL 7 /* Directional keypad - left, right, up, down.*/
/* Translation table from hardware messages to input events. */
-static struct {
+static const struct {
short kind;
unsigned char data1, data2;
int type;