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| author | Akinobu Mita <akinobu.mita@gmail.com> | 2009-11-13 16:04:53 +0900 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2009-12-17 01:57:16 +0000 |
| commit | 13e79b462212ac46a046932af06117eaf7a9f77b (patch) | |
| tree | 711fe1984506c22d241a2bdccd9a7b9bd0b1778e /arch/mips/mm | |
| parent | a9e8641f4c252f93875cf30cb28c0f333539f0bf (diff) | |
| download | linux-13e79b462212ac46a046932af06117eaf7a9f77b.tar.bz2 | |
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/mm')
| -rw-r--r-- | arch/mips/mm/cerr-sb1.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/arch/mips/mm/cerr-sb1.c b/arch/mips/mm/cerr-sb1.c index 1bd1f18ac23c..3571090ba178 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); |