Messages in this thread Patch in this message | | | From | "zhaoyang.huang" <> | Subject | [PATCH] mm: fix printk format within cma | Date | Tue, 18 Apr 2023 11:33:09 +0800 |
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From: Zhaoyang Huang <zhaoyang.huang@unisoc.com>
cma and page pointer printed via %p are hash value which make debug to be hard. change them to %px.
[63321.482751] [c7] cma: cma_alloc(): memory range at 000000000b5e462c is busy, retrying [63321.482786] [c7] cma: cma_alloc(): memory range at 000000000f7d6fae is busy, retrying [63321.482823] [c7] cma: cma_alloc(): memory range at 00000000e653b59b is busy, retrying [63322.378890] [c7] cma: cma_release(page 00000000dd53cf48) [63322.378913] [c7] cma: cma_release(page 00000000315f703d) [63322.378925] [c7] cma: cma_release(page 00000000791e3a5f)
Signed-off-by: Zhaoyang Huang <zhaoyang.huang@unisoc.com> --- mm/cma.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/mm/cma.c b/mm/cma.c index 4a978e0..dfe9813 100644 --- a/mm/cma.c +++ b/mm/cma.c @@ -435,7 +435,7 @@ struct page *cma_alloc(struct cma *cma, unsigned long count, if (!cma || !cma->count || !cma->bitmap) goto out; - pr_debug("%s(cma %p, count %lu, align %d)\n", __func__, (void *)cma, + pr_debug("%s(cma %px, count %lu, align %d)\n", __func__, (void *)cma, count, align); if (!count) @@ -534,7 +534,7 @@ bool cma_pages_valid(struct cma *cma, const struct page *pages, pfn = page_to_pfn(pages); if (pfn < cma->base_pfn || pfn >= cma->base_pfn + cma->count) { - pr_debug("%s(page %p, count %lu)\n", __func__, + pr_debug("%s(page %px, count %lu)\n", __func__, (void *)pages, count); return false; } @@ -560,7 +560,7 @@ bool cma_release(struct cma *cma, const struct page *pages, if (!cma_pages_valid(cma, pages, count)) return false; - pr_debug("%s(page %p, count %lu)\n", __func__, (void *)pages, count); + pr_debug("%s(page %px, count %lu)\n", __func__, (void *)pages, count); pfn = page_to_pfn(pages); -- 1.9.1
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