Re: [PATCH 14/15] x86/numa: remove redundant iteration over memblock.reserved

Ingo Molnar
2020-07-28T10:44:51Z

* Mike Rapoport <rppt@kernel.org> wrote:

> From: Mike Rapoport <rppt@linux.ibm.com>
>
> numa_clear_kernel_node_hotplug() function first traverses numa_meminfo
> regions to set node ID in memblock.reserved and than traverses
> memblock.reserved to update reserved_nodemask to include node IDs that were
> set in the first loop.
>
> Remove redundant traversal over memblock.reserved and update
> reserved_nodemask while iterating over numa_meminfo.
>
> Signed-off-by: Mike Rapoport <rppt@linux.ibm.com>
> ---
> arch/x86/mm/numa.c | 26 ++++++++++----------------
> 1 file changed, 10 insertions(+), 16 deletions(-)

I suspect you'd like to carry this in the -mm tree?

Acked-by: Ingo Molnar <mingo@kernel.org>

Thanks,

Ingo