diff options
Diffstat (limited to 'net/ipv4/tcp_cubic.c')
-rw-r--r-- | net/ipv4/tcp_cubic.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/ipv4/tcp_cubic.c b/net/ipv4/tcp_cubic.c index eb5b9854c8c7..4a1221e5e8ee 100644 --- a/net/ipv4/tcp_cubic.c +++ b/net/ipv4/tcp_cubic.c | |||
@@ -15,8 +15,8 @@ | |||
15 | 15 | ||
16 | #include <linux/mm.h> | 16 | #include <linux/mm.h> |
17 | #include <linux/module.h> | 17 | #include <linux/module.h> |
18 | #include <linux/math64.h> | ||
18 | #include <net/tcp.h> | 19 | #include <net/tcp.h> |
19 | #include <asm/div64.h> | ||
20 | 20 | ||
21 | #define BICTCP_BETA_SCALE 1024 /* Scale factor beta calculation | 21 | #define BICTCP_BETA_SCALE 1024 /* Scale factor beta calculation |
22 | * max_cwnd = snd_cwnd * beta | 22 | * max_cwnd = snd_cwnd * beta |
@@ -128,7 +128,7 @@ static u32 cubic_root(u64 a) | |||
128 | * x = ( 2 * x + a / x ) / 3 | 128 | * x = ( 2 * x + a / x ) / 3 |
129 | * k+1 k k | 129 | * k+1 k k |
130 | */ | 130 | */ |
131 | x = (2 * x + (u32)div64_64(a, (u64)x * (u64)(x - 1))); | 131 | x = (2 * x + (u32)div64_u64(a, (u64)x * (u64)(x - 1))); |
132 | x = ((x * 341) >> 10); | 132 | x = ((x * 341) >> 10); |
133 | return x; | 133 | return x; |
134 | } | 134 | } |