diff options
| author | Eric Dumazet <dada1@cosmosbay.com> | 2006-12-08 03:08:43 -0500 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-12-08 20:19:29 -0500 |
| commit | f0490980a152958d25ce9762bfb296d8fd4c5512 (patch) | |
| tree | b5f505b4bfbc770c1e15d7177fec4944e2df9c28 /include/linux/bio.h | |
| parent | 47bbec0282cce900f16a8dd6397260e076400edb (diff) | |
[NET]: Force a cache line split in hh_cache in SMP.
hh_lock was converted from rwlock to seqlock by Stephen.
To have a 100% benefit of this change, I suggest to place read mostly fields
of hh_cache in a separate cache line, because hh_refcnt may be changed quite
frequently on some busy machines.
Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/bio.h')
0 files changed, 0 insertions, 0 deletions