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authorDavid Howells <dhowells@redhat.com>2017-06-14 17:56:50 +0100
committerDavid S. Miller <davem@davemloft.net>2017-06-14 15:42:45 -0400
commitf7aec129a356ad049edddcb7e77b04a474fcf41f (patch)
tree103d3fb8a7c99b6c9ebaeaf20d2c891174d72f48 /arch/arm64/net
parentliquidio: fix VF driver off-by-one bug when setting ethtool -C ethX rx-frames (diff)
downloadlinux-dev-f7aec129a356ad049edddcb7e77b04a474fcf41f.tar.xz
linux-dev-f7aec129a356ad049edddcb7e77b04a474fcf41f.zip
rxrpc: Cache the congestion window setting
Cache the congestion window setting that was determined during a call's transmission phase when it finishes so that it can be used by the next call to the same peer, thereby shortcutting the slow-start algorithm. The value is stored in the rxrpc_peer struct and is accessed without locking. Each call takes the value that happens to be there when it starts and just overwrites the value when it finishes. Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/arm64/net')
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