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authorGerrit Renker <gerrit@erg.abdn.ac.uk>2007-03-20 12:00:26 -0400
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-26 01:26:44 -0400
commitd52de17b8cf36d43a9d6977e7861a9f415541c6b (patch)
tree9746b89deb8b48b043a2de4016145c97f45765ad /net/dccp/dccp.h
parent0aec51c86986f61de26dd04913667af544a8b8eb (diff)
[DCCP]: Make `before' relation unambiguous
Problem:
Diffstat (limited to 'net/dccp/dccp.h')
-rw-r--r--net/dccp/dccp.h7
1 files changed, 2 insertions, 5 deletions
diff --git a/net/dccp/dccp.h b/net/dccp/dccp.h
index afb313ff216e..1615986a8d92 100644
--- a/net/dccp/dccp.h
+++ b/net/dccp/dccp.h
@@ -124,14 +124,11 @@ static inline s64 dccp_delta_seqno(const u64 seqno1, const u64 seqno2)
124/* is seq1 < seq2 ? */ 124/* is seq1 < seq2 ? */
125static inline int before48(const u64 seq1, const u64 seq2) 125static inline int before48(const u64 seq1, const u64 seq2)
126{ 126{
127 return (s64)((seq1 << 16) - (seq2 << 16)) < 0; 127 return (s64)((seq2 << 16) - (seq1 << 16)) > 0;
128} 128}
129 129
130/* is seq1 > seq2 ? */ 130/* is seq1 > seq2 ? */
131static inline int after48(const u64 seq1, const u64 seq2) 131#define after48(seq1, seq2) before48(seq2, seq1)
132{
133 return (s64)((seq2 << 16) - (seq1 << 16)) < 0;
134}
135 132
136/* is seq2 <= seq1 <= seq3 ? */ 133/* is seq2 <= seq1 <= seq3 ? */
137static inline int between48(const u64 seq1, const u64 seq2, const u64 seq3) 134static inline int between48(const u64 seq1, const u64 seq2, const u64 seq3)