coding style cleanups for drivers/md/mktables.c

Signed-off-by: Oliver Pinter <oliver.pntr@gmail.com>
Cc: Neil Brown <neilb@suse.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/drivers/md/mktables.c b/drivers/md/mktables.c
index adef299908cf79b8323de234882730fc4a82b220..339afd0e1b155948640ea8ad7a90541069242f60 100644 (file)
--- a/drivers/md/mktables.c
+++ b/drivers/md/mktables.c
@@ -26,100 +26,104 @@
 
 static uint8_t gfmul(uint8_t a, uint8_t b)
 {
-  uint8_t v = 0;
-
-  while ( b ) {
-    if ( b & 1 ) v ^= a;
-    a = (a << 1) ^ (a & 0x80 ? 0x1d : 0);
-    b >>= 1;
-  }
-  return v;
+       uint8_t v = 0;
+
+       while (b) {
+               if (b & 1)
+                       v ^= a;
+               a = (a << 1) ^ (a & 0x80 ? 0x1d : 0);
+               b >>= 1;
+       }
+
+       return v;
 }
 
 static uint8_t gfpow(uint8_t a, int b)
 {
-  uint8_t v = 1;
-
-  b %= 255;
-  if ( b < 0 )
-    b += 255;
-
-  while ( b ) {
-    if ( b & 1 ) v = gfmul(v,a);
-    a = gfmul(a,a);
-    b >>= 1;
-  }
-  return v;
+       uint8_t v = 1;
+
+       b %= 255;
+       if (b < 0)
+               b += 255;
+
+       while (b) {
+               if (b & 1)
+                       v = gfmul(v, a);
+               a = gfmul(a, a);
+               b >>= 1;
+       }
+
+       return v;
 }
 
 int main(int argc, char *argv[])
 {
-  int i, j, k;
-  uint8_t v;
-  uint8_t exptbl[256], invtbl[256];
-
-  printf("#include \"raid6.h\"\n");
-
-  /* Compute multiplication table */
-  printf("\nconst u8  __attribute__((aligned(256)))\n"
-        "raid6_gfmul[256][256] =\n"
-        "{\n");
-  for ( i = 0 ; i < 256 ; i++ ) {
-    printf("\t{\n");
-    for ( j = 0 ; j < 256 ; j += 8 ) {
-      printf("\t\t");
-      for ( k = 0 ; k < 8 ; k++ ) {
-       printf("0x%02x, ", gfmul(i,j+k));
-      }
-      printf("\n");
-    }
-    printf("\t},\n");
-  }
-  printf("};\n");
-
-  /* Compute power-of-2 table (exponent) */
-  v = 1;
-  printf("\nconst u8 __attribute__((aligned(256)))\n"
-        "raid6_gfexp[256] =\n"
-        "{\n");
-  for ( i = 0 ; i < 256 ; i += 8 ) {
-    printf("\t");
-    for ( j = 0 ; j < 8 ; j++ ) {
-      exptbl[i+j] = v;
-      printf("0x%02x, ", v);
-      v = gfmul(v,2);
-      if ( v == 1 ) v = 0;     /* For entry 255, not a real entry */
-    }
-    printf("\n");
-  }
-  printf("};\n");
-
-  /* Compute inverse table x^-1 == x^254 */
-  printf("\nconst u8 __attribute__((aligned(256)))\n"
-        "raid6_gfinv[256] =\n"
-        "{\n");
-  for ( i = 0 ; i < 256 ; i += 8 ) {
-    printf("\t");
-    for ( j = 0 ; j < 8 ; j++ ) {
-      invtbl[i+j] = v = gfpow(i+j,254);
-      printf("0x%02x, ", v);
-    }
-    printf("\n");
-  }
-  printf("};\n");
-
-  /* Compute inv(2^x + 1) (exponent-xor-inverse) table */
-  printf("\nconst u8 __attribute__((aligned(256)))\n"
-        "raid6_gfexi[256] =\n"
-        "{\n");
-  for ( i = 0 ; i < 256 ; i += 8 ) {
-    printf("\t");
-    for ( j = 0 ; j < 8 ; j++ ) {
-      printf("0x%02x, ", invtbl[exptbl[i+j]^1]);
-    }
-    printf("\n");
-  }
-  printf("};\n\n");
-
-  return 0;
+       int i, j, k;
+       uint8_t v;
+       uint8_t exptbl[256], invtbl[256];
+
+       printf("#include \"raid6.h\"\n");
+
+       /* Compute multiplication table */
+       printf("\nconst u8  __attribute__((aligned(256)))\n"
+               "raid6_gfmul[256][256] =\n"
+               "{\n");
+       for (i = 0; i < 256; i++) {
+               printf("\t{\n");
+               for (j = 0; j < 256; j += 8) {
+                       printf("\t\t");
+                       for (k = 0; k < 8; k++)
+                               printf("0x%02x, ", gfmul(i, j+k));
+                       printf("\n");
+               }
+               printf("\t},\n");
+       }
+       printf("};\n");
+
+       /* Compute power-of-2 table (exponent) */
+       v = 1;
+       printf("\nconst u8 __attribute__((aligned(256)))\n"
+               "raid6_gfexp[256] =\n"
+               "{\n");
+       for (i = 0; i < 256; i += 8) {
+               printf("\t");
+               for (j = 0; j < 8; j++) {
+                       exptbl[i+j] = v;
+                       printf("0x%02x, ", v);
+                       v = gfmul(v, 2);
+                       if (v == 1)
+                               v = 0;  /* For entry 255, not a real entry */
+               }
+               printf("\n");
+       }
+       printf("};\n");
+
+       /* Compute inverse table x^-1 == x^254 */
+       printf("\nconst u8 __attribute__((aligned(256)))\n"
+               "raid6_gfinv[256] =\n"
+               "{\n");
+       for (i = 0; i < 256; i += 8) {
+               printf("\t");
+               for (j = 0; j < 8; j++) {
+                       v = gfpow(i+j, 254);
+                       invtbl[i+j] = v;
+                       printf("0x%02x, ", v);
+               }
+               printf("\n");
+       }
+       printf("};\n");
+
+       /* Compute inv(2^x + 1) (exponent-xor-inverse) table */
+       printf("\nconst u8 __attribute__((aligned(256)))\n"
+               "raid6_gfexi[256] =\n"
+               "{\n");
+       for (i = 0; i < 256; i += 8) {
+               printf("\t");
+               for (j = 0; j < 8; j++)
+                       printf("0x%02x, ", invtbl[exptbl[i+j]^1]);
+               printf("\n");
+       }
+       printf("};\n\n");
+
+       return 0;
 }