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SubjectRe: [PATCH 3/3] mm/kmemleak: fix print format of pointer in pr_debug()
On Wed, Sep 27, 2023 at 11:59:23AM +0800, Liu Shixin wrote:
> With 0x%p, the pointer will be hashed and print (____ptrval____) instead.
> And with 0x%pa, the pointer can be successfully printed but with duplicate
> prefixes, which looks like:
>
> kmemleak: kmemleak_free(0x(____ptrval____))
> kmemleak: kmemleak_free_part_phys(0x0x0000000a1af86000)
>
> Use %pa instead of 0x%p or 0x%pa to print the pointer, and use 0x%px for
> __percpu pointer to prevent crash. Then the print will be like:

Why not %px in all cases?

--
Catalin

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