From: Ming Lei Date: Sun, 8 Jun 2008 08:13:03 +0000 (+0800) Subject: USB: host: mark const variable tables as "const" X-Git-Tag: v2.6.27-rc1~946^2~40 X-Git-Url: http://ftp.safe.ca/?a=commitdiff_plain;h=fe9b9034aa6f69dd7bf3bdca4288763ac2cd534a;p=safe%2Fjmp%2Flinux-2.6 USB: host: mark const variable tables as "const" Mark the tables as const so that they end up in .rodata section and don't cacheline share with things that get written to. Signed-off-by: Ming Lei Cc: Yoshihiro Shimoda Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/usb/host/r8a66597-hcd.c b/drivers/usb/host/r8a66597-hcd.c index 1666734..a93d80b 100644 --- a/drivers/usb/host/r8a66597-hcd.c +++ b/drivers/usb/host/r8a66597-hcd.c @@ -312,9 +312,9 @@ static void put_child_connect_map(struct r8a66597 *r8a66597, int address) static void set_pipe_reg_addr(struct r8a66597_pipe *pipe, u8 dma_ch) { u16 pipenum = pipe->info.pipenum; - unsigned long fifoaddr[] = {D0FIFO, D1FIFO, CFIFO}; - unsigned long fifosel[] = {D0FIFOSEL, D1FIFOSEL, CFIFOSEL}; - unsigned long fifoctr[] = {D0FIFOCTR, D1FIFOCTR, CFIFOCTR}; + const unsigned long fifoaddr[] = {D0FIFO, D1FIFO, CFIFO}; + const unsigned long fifosel[] = {D0FIFOSEL, D1FIFOSEL, CFIFOSEL}; + const unsigned long fifoctr[] = {D0FIFOCTR, D1FIFOCTR, CFIFOCTR}; if (dma_ch > R8A66597_PIPE_NO_DMA) /* dma fifo not use? */ dma_ch = R8A66597_PIPE_NO_DMA;