diff options
| -rw-r--r-- | libglusterfs/src/fd.c | 40 |
1 files changed, 10 insertions, 30 deletions
diff --git a/libglusterfs/src/fd.c b/libglusterfs/src/fd.c index 39385fd7577..a5a63ebaadd 100644 --- a/libglusterfs/src/fd.c +++ b/libglusterfs/src/fd.c @@ -42,39 +42,19 @@ _fd_ref (fd_t *fd); static inline uint32_t gf_roundup_power_of_two (uint32_t nr) { - uint32_t result = nr; + uint32_t result = 1; - if (nr < 0) { - gf_log ("server-protocol/fd", - GF_LOG_ERROR, - "Negative number passed"); - return -1; - } - - switch (nr) { - case 0: - case 1: - result = 1; - break; - - default: - { - uint32_t cnt = 0, tmp = nr; - uint8_t remainder = 0; - while (tmp != 1){ - if (tmp % 2) - remainder = 1; - tmp /= 2; - cnt++; - } + if (nr < 0) { + gf_log ("server-protocol/fd", + GF_LOG_ERROR, + "Negative number passed"); + return -1; + } - if (remainder) - result = 0x1 << (cnt + 1); - break; - } - } + while (result <= nr) + result *= 2; - return result; + return result; } static int |