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SubjectRe: [PATCH] arm64: ptdump: Allow dumping user page tables
On Fri, Oct 01, 2021 at 04:56:03PM +0200, Vincent Whitchurch wrote:
> Add a user_page_tables debugfs file (similar to kernel_page_tables) to
> dump out the userspace page tables for the current process. This
> provides details which are not available via pagemap (such as the memory
> type) and is useful when, for example, debugging ->mmap()
> implementations.
>
> Signed-off-by: Vincent Whitchurch <vincent.whitchurch@axis.com>
> ---
> arch/arm64/mm/ptdump.c | 15 ++++++++++++++-
> 1 file changed, 14 insertions(+), 1 deletion(-)

How does this serialise with things like task exit?

Will

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