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| author | Eliezer Tamir <[email protected]> | 2013-08-25 07:23:46 +0000 |
|---|---|---|
| committer | David S. Miller <[email protected]> | 2013-08-28 21:45:48 +0000 |
| commit | 3046e2f5b79a86044ac0a29c69610d6ac6a4b882 (patch) | |
| tree | 92148960b1400fb5e5c30192530103f5cddd82d0 /net/ipv4/tcp_output.c | |
| parent | net: stmmac: fixed the pbl setting with DT (diff) | |
| download | kernel-3046e2f5b79a86044ac0a29c69610d6ac6a4b882.tar.gz kernel-3046e2f5b79a86044ac0a29c69610d6ac6a4b882.zip | |
net: add cpu_relax to busy poll loop
Add a cpu_relaxt to sk_busy_loop.
Julie Cummings reported performance issues when hyperthreading is on.
Arjan van de Ven observed that we should have a cpu_relax() in the
busy poll loop.
Reported-by: Julie Cummings <[email protected]>
Signed-off-by: Eliezer Tamir <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
Diffstat (limited to 'net/ipv4/tcp_output.c')
0 files changed, 0 insertions, 0 deletions