diff options
| author | Arjan van de Ven <arjan@infradead.org> | 2005-11-29 09:43:42 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2006-01-04 13:51:40 -0800 |
| commit | 4c4c9432a6c916729c7296c47fe93b053a73e20c (patch) | |
| tree | 7f02f456359259da8bae5e3d32fc4411311ee135 /drivers/usb/input/fixp-arith.h | |
| parent | 9fe6fcd8ccb2c8c661dfd1e07e3122aef31a67d4 (diff) | |
[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>
Diffstat (limited to 'drivers/usb/input/fixp-arith.h')
| -rw-r--r-- | drivers/usb/input/fixp-arith.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/input/fixp-arith.h b/drivers/usb/input/fixp-arith.h index 26ca5b890a6..b44d398de07 100644 --- a/drivers/usb/input/fixp-arith.h +++ b/drivers/usb/input/fixp-arith.h @@ -38,7 +38,7 @@ typedef s16 fixp_t; #define FRAC_MASK ((1<<FRAC_N)-1) // Not to be used directly. Use fixp_{cos,sin} -static fixp_t cos_table[45] = { +static const fixp_t cos_table[45] = { 0x0100, 0x00FF, 0x00FF, 0x00FE, 0x00FD, 0x00FC, 0x00FA, 0x00F8, 0x00F6, 0x00F3, 0x00F0, 0x00ED, 0x00E9, 0x00E6, 0x00E2, 0x00DD, 0x00D9, 0x00D4, 0x00CF, 0x00C9, 0x00C4, 0x00BE, 0x00B8, 0x00B1, |