TononixOS/ubports_kernel_google_msm
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

[PATCH] USB: mark various usb tables const

Browse Source 
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
Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/usb/input/hid-input.c
View File

@@ -39,7 +39,7 @@
#define unk KEY_UNKNOWN
static unsigned char hid_keyboard[256] = {
static const unsigned char hid_keyboard[256] = {
0, 0, 0, 0, 30, 48, 46, 32, 18, 33, 34, 35, 23, 36, 37, 38,
50, 49, 24, 25, 16, 19, 31, 20, 22, 47, 17, 45, 21, 44, 2, 3,
4, 5, 6, 7, 8, 9, 10, 11, 28, 1, 14, 15, 57, 12, 13, 26,
@@ -58,7 +58,7 @@ static unsigned char hid_keyboard[256] = {
150,158,159,128,136,177,178,176,142,152,173,140,unk,unk,unk,unk
};
static struct {
static const struct {
__s32 x;
__s32 y;
} hid_hat_to_axis[] = {{ 0, 0}, { 0,-1}, { 1,-1}, { 1, 0}, { 1, 1}, { 0, 1}, {-1, 1}, {-1, 0}, {-1,-1}};