Messages in this thread | | | Subject | Re: [PATCH v4 3/3] vsprintf: dump full information of page flags in pGp | From | David Hildenbrand <> | Date | Tue, 9 Feb 2021 12:00:28 +0100 |
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On 09.02.21 11:56, Yafang Shao wrote: > Currently the pGp only shows the names of page flags, rather than > the full information including section, node, zone, last cpupid and > kasan tag. While it is not easy to parse these information manually > because there're so many flavors. Let's interpret them in pGp as well. > > To be compitable with the existed format of pGp, the new introduced ones > also use '|' as the separator, then the user tools parsing pGp won't > need to make change, suggested by Matthew. The new information is > tracked onto the end of the existed one. > > On example of the output in mm/slub.c as follows, > - Before the patch, > [ 6343.396602] Slab 0x000000004382e02b objects=33 used=3 fp=0x000000009ae06ffc flags=0x17ffffc0010200(slab|head) > > - After the patch, > [ 8838.835456] Slab 0x000000002828b78a objects=33 used=3 fp=0x00000000d04efc88 flags=0x17ffffc0010200(slab|head|node=0|zone=2|lastcpupid=0x1fffff)
Did not review in detail, but LGTM.
Thanks, this will be very helpful!
-- Thanks,
David / dhildenb
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