mirror of https://gitee.com/openkylin/linux.git
8469ba39a6
This patch adds DCA cache warming for systems that support DCA. The code uses cpu affinity notification to react to an affinity change from a user mode program like irqbalance and (re-)program the chip accordingly. This notification avoids reading the current cpu on every interrupt. Reviewed-by: Dean Luick <dean.luick@intel.com> Signed-off-by: Mike Marciniszyn <mike.marciniszyn@intel.com> [ Add Kconfig dependency on SMP && GENERIC_HARDIRQS to avoid failure to build due to undefined struct irq_affinity_notify. - Roland ] Signed-off-by: Roland Dreier <roland@purestorage.com> |
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| ehca | ||
| ipath | ||
| mlx4 | ||
| mthca | ||
| nes | ||
| ocrdma | ||
| qib | ||