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mm/page_owner/cma: show pfn in cma/page_owner with hex format

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cma: display pfn as well as pfn_to_page(pfn)

page_owner: display pfn in hex rather than decimal

Link: https://lkml.kernel.org/r/20230613092533.15449-1-quic_yingangl@quicinc.com
Signed-off-by: Kassey Li <quic_yingangl@quicinc.com>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Kassey Li
2023-06-13 17:25:33 +08:00
committed by Andrew Morton
parent 6d68f644b9
commit 399fd496c4
2 changed files with 3 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
mm/cma.c
View File

@@ -483,8 +483,8 @@ struct page *cma_alloc(struct cma *cma, unsigned long count,
if (ret != -EBUSY) if (ret != -EBUSY)
break; break;
pr_debug("%s(): memory range at %p is busy, retrying\n", pr_debug("%s(): memory range at pfn 0x%lx %p is busy, retrying\n",
__func__, pfn_to_page(pfn)); __func__, pfn, pfn_to_page(pfn));
trace_cma_alloc_busy_retry(cma->name, pfn, pfn_to_page(pfn), trace_cma_alloc_busy_retry(cma->name, pfn, pfn_to_page(pfn),
count, align); count, align);

2
mm/page_owner.c
View File

@@ -418,7 +418,7 @@ print_page_owner(char __user *buf, size_t count, unsigned long pfn,
pageblock_mt = get_pageblock_migratetype(page); pageblock_mt = get_pageblock_migratetype(page);
page_mt = gfp_migratetype(page_owner->gfp_mask); page_mt = gfp_migratetype(page_owner->gfp_mask);
ret += scnprintf(kbuf + ret, count - ret, ret += scnprintf(kbuf + ret, count - ret,
"PFN %lu type %s Block %lu type %s Flags %pGp\n", "PFN 0x%lx type %s Block %lu type %s Flags %pGp\n",
pfn, pfn,
migratetype_names[page_mt], migratetype_names[page_mt],
pfn >> pageblock_order, pfn >> pageblock_order,