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authorK. Y. Srinivasan <kys@microsoft.com>2016-04-03 03:59:47 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-05-01 00:00:19 +0300
commitd45faaeedb762a3965a0246cf831e55045dd6ef8 (patch)
treed33ec75e96196b925c1ba72933f5e73016c73ddb /drivers/scsi/a100u2w.c
parenta6341f000024cdf1ec14dc26743a409a17378db5 (diff)
downloadlinux-d45faaeedb762a3965a0246cf831e55045dd6ef8.tar.xz
Drivers: hv: vmbus: Use READ_ONCE() to read variables that are volatile
Use the READ_ONCE macro to access variabes that can change asynchronously. This is the recommended mechanism for dealing with "unsafe" compiler optimizations. Signed-off-by: K. Y. Srinivasan <kys@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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