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[PATCH] USB: mark various usb tables const

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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>
This commit is contained in:
Arjan van de Ven 2005-11-29 09:43:42 +01:00 • committed by Greg Kroah-Hartman
parent 9fe6fcd8cc
commit 4c4c9432a6
23 changed files with 43 additions and 43 deletions
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4
drivers/usb/class/cdc-acm.c
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@ -658,7 +658,7 @@ static int acm_tty_ioctl(struct tty_struct *tty, struct file *file, unsigned int
return -ENOIOCTLCMD;
}
static __u32 acm_tty_speed[] = {
static const __u32 acm_tty_speed[] = {
0, 50, 75, 110, 134, 150, 200, 300, 600,
1200, 1800, 2400, 4800, 9600, 19200, 38400,
57600, 115200, 230400, 460800, 500000, 576000,
@ -666,7 +666,7 @@ static __u32 acm_tty_speed[] = {
2500000, 3000000, 3500000, 4000000
};
static __u8 acm_tty_size[] = {
static const __u8 acm_tty_size[] = {
5, 6, 7, 8
};