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kfence: Remove mention of PG_slab

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Improve the documentation slightly, assuming I understood it correctly.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Acked-by: Harry Yoo <harry.yoo@oracle.com>
Link: https://patch.msgid.link/20250611155916.2579160-10-willy@infradead.org
Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
This commit is contained in:
Matthew Wilcox (Oracle) 2025-06-11 16:59:12 +01:00 committed by Vlastimil Babka
parent a39a6acc37
commit 97189f84a1
1 changed files with 2 additions and 2 deletions
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4
mm/kfence/core.c
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@ -605,8 +605,8 @@ static unsigned long kfence_init_pool(void)
pages = virt_to_page(__kfence_pool); pages = virt_to_page(__kfence_pool);
/* /*
* Set up object pages: they must have PG_slab set, to avoid freeing * Set up object pages: they must have PGTY_slab set to avoid freeing
* these as real pages. * them as real pages.
* *
* We also want to avoid inserting kfence_free() in the kfree() * We also want to avoid inserting kfence_free() in the kfree()
* fast-path in SLUB, and therefore need to ensure kfree() correctly * fast-path in SLUB, and therefore need to ensure kfree() correctly