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| author | K. Y. Srinivasan | 2014-04-09 03:45:54 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman | 2014-05-04 01:24:26 +0200 |
| commit | 3a28fa35d6658703cd26f9c16aaea0eae06afd40 (patch) | |
| tree | bcc8f07bbd9365e0a270c85af0e50ce3e1682987 /drivers/hv/channel.c | |
| parent | Drivers: hv: Eliminate the channel spinlock in the callback path (diff) | |
| download | kernel-qcow2-linux-3a28fa35d6658703cd26f9c16aaea0eae06afd40.tar.gz kernel-qcow2-linux-3a28fa35d6658703cd26f9c16aaea0eae06afd40.tar.xz kernel-qcow2-linux-3a28fa35d6658703cd26f9c16aaea0eae06afd40.zip | |
Drivers: hv: vmbus: Implement per-CPU mapping of relid to channel
Currently the mapping of the relID to channel is done under the protection of a
single spin lock. Starting with ws2012, each channel is bound to a specific VCPU
in the guest. Use this binding to eliminate the spin lock by setting up
per-cpu state for mapping relId to the channel.
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Reviewed-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/hv/channel.c')
0 files changed, 0 insertions, 0 deletions