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s2io: Using static const generally increases object text and decreases data size. It also generally decreases overall object size.

text	   data	    bss	    dec	    hex	filename
 109387	    389	  24432	 134208	  20c40	drivers/net/s2io.o.old
 109358	    389	  24432	 134179	  20c23	drivers/net/s2io.o.new

Signed-off-by: Joe Perches <joe@perches.com>
Acked-by: Jon Mason <jon.mason@exar.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Jon Mason 14 年之前
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共有 1 个文件被更改,包括 12 次插入8 次删除
  1. 12 8
      drivers/net/s2io.c

+ 12 - 8
drivers/net/s2io.c

@@ -3598,10 +3598,12 @@ static int s2io_set_swapper(struct s2io_nic *sp)
 	val64 = readq(&bar0->pif_rd_swapper_fb);
 	if (val64 != 0x0123456789ABCDEFULL) {
 		int i = 0;
-		u64 value[] = { 0xC30000C3C30000C3ULL,   /* FE=1, SE=1 */
-				0x8100008181000081ULL,  /* FE=1, SE=0 */
-				0x4200004242000042ULL,  /* FE=0, SE=1 */
-				0};                     /* FE=0, SE=0 */
+		static const u64 value[] = {
+			0xC30000C3C30000C3ULL,	/* FE=1, SE=1 */
+			0x8100008181000081ULL,	/* FE=1, SE=0 */
+			0x4200004242000042ULL,	/* FE=0, SE=1 */
+			0			/* FE=0, SE=0 */
+		};
 
 		while (i < 4) {
 			writeq(value[i], &bar0->swapper_ctrl);
@@ -3627,10 +3629,12 @@ static int s2io_set_swapper(struct s2io_nic *sp)
 
 	if (val64 != valt) {
 		int i = 0;
-		u64 value[] = { 0x00C3C30000C3C300ULL,  /* FE=1, SE=1 */
-				0x0081810000818100ULL,  /* FE=1, SE=0 */
-				0x0042420000424200ULL,  /* FE=0, SE=1 */
-				0};                     /* FE=0, SE=0 */
+		static const u64 value[] = {
+			0x00C3C30000C3C300ULL,	/* FE=1, SE=1 */
+			0x0081810000818100ULL,	/* FE=1, SE=0 */
+			0x0042420000424200ULL,	/* FE=0, SE=1 */
+			0			/* FE=0, SE=0 */
+		};
 
 		while (i < 4) {
 			writeq((value[i] | valr), &bar0->swapper_ctrl);