Re: [PATCH 1/4] mm/huge_memory: add new_order and offset to split_huge_pages*() pr_debug.

On Tue, Aug 05, 2025 at 10:20:42PM -0400, Zi Yan wrote:

They are useful information for debugging split huge page tests.

Signed-off-by: Zi Yan ziy@nvidia.com

Seems reasonable, so:

Reviewed-by: Lorenzo Stoakes lorenzo.stoakes@oracle.com

---

mm/huge_memory.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/mm/huge_memory.c b/mm/huge_memory.c index 2b4ea5a2ce7d..8a11c2d402d4 100644 --- a/mm/huge_memory.c +++ b/mm/huge_memory.c @@ -4327,8 +4327,8 @@ static int split_huge_pages_pid(int pid, unsigned long vaddr_start, goto out; }

• pr_debug("Split huge pages in pid: %d, vaddr: [0x%lx - 0x%lx]\n",

•  pid, vaddr_start, vaddr_end);
  

• pr_debug("Split huge pages in pid: %d, vaddr: [0x%lx - 0x%lx], new_order: %u, in_folio_offset %ld\n",

•  pid, vaddr_start, vaddr_end, new_order, in_folio_offset);
  
  

  mmap_read_lock(mm); /*

-- 2.47.2