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authorAkinobu Mita <akinobu.mita@gmail.com>2009-11-13 16:04:53 +0900
committerRalf Baechle <ralf@linux-mips.org>2009-12-17 01:57:16 +0000
commit13e79b462212ac46a046932af06117eaf7a9f77b (patch)
tree711fe1984506c22d241a2bdccd9a7b9bd0b1778e /arch/mips
parenta9e8641f4c252f93875cf30cb28c0f333539f0bf (diff)
downloadvexpress-lsk-13e79b462212ac46a046932af06117eaf7a9f77b.tar.gz
MIPS: Sibyte: Use hweight8 instead of counting bits
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Cc: linux-mips@linux-mips.org Patchwork: http://patchwork.linux-mips.org/patch/637/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips')
-rw-r--r--arch/mips/mm/cerr-sb1.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/arch/mips/mm/cerr-sb1.c b/arch/mips/mm/cerr-sb1.c
index 1bd1f18ac23..3571090ba17 100644
--- a/arch/mips/mm/cerr-sb1.c
+++ b/arch/mips/mm/cerr-sb1.c
@@ -567,13 +567,10 @@ static uint32_t extract_dc(unsigned short addr, int data)
datalo = ((unsigned long long)datalohi << 32) | datalolo;
ecc = dc_ecc(datalo);
if (ecc != datahi) {
- int bits = 0;
+ int bits;
bad_ecc |= 1 << (3-offset);
ecc ^= datahi;
- while (ecc) {
- if (ecc & 1) bits++;
- ecc >>= 1;
- }
+ bits = hweight8(ecc);
res |= (bits == 1) ? CP0_CERRD_DATA_SBE : CP0_CERRD_DATA_DBE;
}
printk(" %02X-%016llX", datahi, datalo);