[PATCH v3 1/4] mm/huge_memory: add new_order and offset to split_huge_pages*() pr_debug.

Zi Yan posted 4 patches 1 month, 3 weeks ago
There is a newer version of this series
[PATCH v3 1/4] mm/huge_memory: add new_order and offset to split_huge_pages*() pr_debug.
Posted by Zi Yan 1 month, 3 weeks ago
They are useful information for debugging split huge page tests.

Signed-off-by: Zi Yan <ziy@nvidia.com>
Reviewed-by: Wei Yang <richard.weiyang@gmail.com>
Reviewed-by: Donet Tom <donettom@linux.ibm.com>
Reviewed-by: wang lian <lianux.mm@gmail.com>
Reviewed-by: Baolin Wang <baolin.wang@linux.alibaba.com>
Reviewed-by: Barry Song <baohua@kernel.org>
Acked-by: David Hildenbrand <david@redhat.com>
---
 mm/huge_memory.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index b8bb078a1a34..22dc727d1d27 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -4319,8 +4319,8 @@ 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);
 	/*
@@ -4430,8 +4430,8 @@ static int split_huge_pages_in_file(const char *file_path, pgoff_t off_start,
 	if (IS_ERR(candidate))
 		goto out;
 
-	pr_debug("split file-backed THPs in file: %s, page offset: [0x%lx - 0x%lx]\n",
-		 file_path, off_start, off_end);
+	pr_debug("split file-backed THPs in file: %s, page offset: [0x%lx - 0x%lx], new_order: %u, in_folio_offset: %ld\n",
+		 file_path, off_start, off_end, new_order, in_folio_offset);
 
 	mapping = candidate->f_mapping;
 	min_order = mapping_min_folio_order(mapping);
-- 
2.47.2