diff options
| author | K. Y. Srinivasan <kys@microsoft.com> | 2013-03-29 14:30:38 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-04-01 12:29:52 -0700 |
| commit | 288fa3e022eb85fa151e0f9bcd15caeb81679af6 (patch) | |
| tree | 18936a4994cce2e1a0c8a45577e45611077a9e45 /mm/bootmem.c | |
| parent | 945480b159aa0869bf5dadc07fdbae964882820b (diff) | |
Drivers: hv: vmbus: Fix a bug in hv_need_to_signal()
As part of updating the vmbus protocol, the function hv_need_to_signal()
was introduced. This functions helps optimize signalling from guest to
host. The newly added memory barrier is needed to ensure that we correctly
decide when to signal the host.
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Reviewed-by: Haiyang Zhang <haiyangz@microsoft.com>
Reported-by: Olaf Hering <olh@suse.de>
Cc: Stable <stable@vger.kernel.org> (V3.8+)
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'mm/bootmem.c')
0 files changed, 0 insertions, 0 deletions