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(parent: e51da3a) | patch
mm/rmap: fix comment in anon_vma_clone()
authorMa Wupeng <mawupeng1@huawei.com>
Fri, 14 Oct 2022 01:39:31 +0000 (09:39 +0800)
committerAndrew Morton <akpm@linux-foundation.org>
Wed, 9 Nov 2022 01:37:12 +0000 (17:37 -0800)
commitd8e454eb44473b2270e2675fb44a9d79dee36097
treee1945db5b9fa98952627dac9e495be7dc11310bbtree
parente51da3a9b6c2f67879880259a25c51dbda01c462commit | diff
mm/rmap: fix comment in anon_vma_clone()

Commit 2555283eb40d ("mm/rmap: Fix anon_vma->degree ambiguity leading to
double-reuse") use num_children and num_active_vmas to replace the origin
degree to fix anon_vma UAF problem.  Update the comment in anon_vma_clone
to fit this change.

Link: https://lkml.kernel.org/r/20221014013931.1565969-1-mawupeng1@huawei.com
Signed-off-by: Ma Wupeng <mawupeng1@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/rmap.c diff | blob | history
XArray, radix tree and IDR