Re: [PATCH v4 4/7] hugetlb: pass *next_nid_to_alloc directly to for_each_node_mask_to_alloc

[Muchun Song <muchun.song@linux.dev>]

> On Jan 18, 2024, at 20:39, Gang Li <gang.li@linux.dev> wrote:
> 
> With parallelization of hugetlb allocation across different threads, each
> thread works on a differnet node to allocate pages from, instead of all
> allocating from a common node h->next_nid_to_alloc.  To address this, it's
> necessary to assign a separate next_nid_to_alloc for each thread.
> 
> Consequently, the hstate_next_node_to_alloc and for_each_node_mask_to_alloc
> have been modified to directly accept a *next_nid_to_alloc parameter,
> ensuring thread-specific allocation and avoiding concurrent access issues.
> 
> Signed-off-by: Gang Li <gang.li@linux.dev>
> Tested-by: David Rientjes <rientjes@google.com>

Reviewed-by: Muchun Song <muchun.song@linux.dev>

Thanks.