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(parent: d393b91) | patch
ixgbe: protect ring accesses with READ- and WRITE_ONCE
authorCiara Loftus <ciara.loftus@intel.com>
Tue, 9 Jun 2020 13:19:43 +0000 (13:19 +0000)
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>
Fri, 19 Jun 2020 05:30:04 +0000 (22:30 -0700)
commitc6a262d3d127a34a4cd43619dd98249cae5319c4
treef44c113db08ef954f7a0fa52b94a172fb9fbdf3ctree | snapshot
parentd393b91f5e13dfc559dc671b927162c1fc9025a0commit | diff
ixgbe: protect ring accesses with READ- and WRITE_ONCE

READ_ONCE should be used when reading rings prior to accessing the
statistics pointer. Introduce this as well as the corresponding WRITE_ONCE
usage when allocating and freeing the rings, to ensure protected access.

Signed-off-by: Ciara Loftus <ciara.loftus@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
drivers/net/ethernet/intel/ixgbe/ixgbe_lib.c diff | blob | history
drivers/net/ethernet/intel/ixgbe/ixgbe_main.c diff | blob | history
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