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    SubjectRe: [PATCH 0/3][RESEND] add support for never printing hashed addresses
    On Wed, Feb 10, 2021 at 10:33 AM Timur Tabi <> wrote:
    > [accidentally sent from the wrong email address, so resending]
    > [The list of email addresses on CC: is getting quite lengthy,
    > so I hope I've included everyone.]
    > Although hashing addresses printed via printk does make the
    > kernel more secure, it interferes with debugging, especially
    > with some functions like print_hex_dump() which always uses
    > hashed addresses.
    > To avoid having to choose between %p and %px, it's easier to
    > add a kernel command line that treats all %p as %px. This
    > encourages developers to use %p more without making debugging
    > more difficult.
    > Patches #1 and #2 upgrade the kselftest framework so that
    > it can report on tests that were skipped outright. This
    > is needed for the test_printf module which will now skip
    > %p hashing tests if hashing is disabled.
    > Patch #2 upgrades the printf library to check the command
    > line. It also updates test_printf().

    It's a bit hard in some mailers (like Gmail) to see the different
    versions of your patches.
    Can you use in the future
    - either `git format-patch -v<N> ...`, where <N> is a version
    - or `git format-patch --subject-prefix="PATCH vX / RESEND / etc" ...`

    With Best Regards,
    Andy Shevchenko

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