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The Linux kernel configuration item CONFIG_IXGBE_DCA
has multiple definitions:
drivers/net/ethernet/intel/Kconfig
The configuration item CONFIG_IXGBE_DCA:
CONFIG_IXGBE && CONFIG_DCA && !( CONFIG_IXGBE = CONFIG_y && CONFIG_DCA = CONFIG_m )
Say Y here if you want to use Direct Cache Access (DCA) in the driver. DCA is a method for warming the CPU cache before data is used, with the intent of lessening the impact of cache misses.
drivers/net/Kconfig
The configuration item CONFIG_IXGBE_DCA:
CONFIG_IXGBE && CONFIG_DCA && !( CONFIG_IXGBE = CONFIG_y && CONFIG_DCA = CONFIG_m )
Say Y here if you want to use Direct Cache Access (DCA) in the driver. DCA is a method for warming the CPU cache before data is used, with the intent of lessening the impact of cache misses.
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