On 11/12/2018 02:13 PM, Hans Verkuil wrote: > On 11/12/2018 03:41 AM, Anshuman Khandual wrote: >> At present there are multiple places where invalid node number is encoded >> as -1. Even though implicitly understood it is always better to have macros >> in there. Replace these open encodings for an invalid node number with the >> global macro NUMA_NO_NODE. This helps remove NUMA related assumptions like >> 'invalid node' from various places redirecting them to a common definition. >> >> Signed-off-by: Anshuman Khandual <anshuman.khandual@xxxxxxx> >> --- >> Build tested this with multiple cross compiler options like alpha, sparc, >> arm64, x86, powerpc64le etc with their default config which might not have >> compiled tested all driver related changes. I will appreciate folks giving >> this a test in their respective build environment. >> >> All these places for replacement were found by running the following grep >> patterns on the entire kernel code. Please let me know if this might have >> missed some instances. This might also have replaced some false positives. >> I will appreciate suggestions, inputs and review. > The 'node' in the drivers/media and the drivers/video sources has nothing to > do with numa. It's an index for a framebuffer instead (i.e. the X in /dev/fbX). Thanks for the input. Will drop the changes there.