Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > linux.kernel > #1616091

Re: [PATCH] mm: Add additional consistency check

From Christoph Lameter <cl@linux.com>
Newsgroups linux.kernel
Subject Re: [PATCH] mm: Add additional consistency check
Date 2017-04-04 17:10 +0200
Message-ID <tsyfM-6vk-23@gated-at.bofh.it> (permalink)
References <tr7Um-76y-13@gated-at.bofh.it> <tsuYy-4fH-13@gated-at.bofh.it>
Organization linux.* mail to news gateway

Show all headers | View raw

On Tue, 4 Apr 2017, Michal Hocko wrote:

> NAK without a proper changelog. Seriously, we do not blindly apply
> changes from other projects without a deep understanding of all
> consequences.

Functionalitywise this is trivial. A page must be a slab page in order to
be able to determine the slab cache of an object. Its definitely not ok if
the page is not a slab page.

The main issue that may exist here is the adding of overhead to a critical
code path like kfree().

Back to linux.kernel | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

[PATCH] mm: Add additional consistency check Kees Cook <keescook@chromium.org> - 2017-03-31 18:50 +0200
  Re: [PATCH] mm: Add additional consistency check Andrew Morton <akpm@linux-foundation.org> - 2017-03-31 23:40 +0200
    Re: [PATCH] mm: Add additional consistency check Kees Cook <keescook@chromium.org> - 2017-04-01 02:10 +0200
      Re: [PATCH] mm: Add additional consistency check Michael Ellerman <mpe@ellerman.id.au> - 2017-04-03 05:50 +0200
        Re: [PATCH] mm: Add additional consistency check Christoph Lameter <cl@linux.com> - 2017-04-03 16:20 +0200
          Re: [PATCH] mm: Add additional consistency check Matthew Wilcox <willy@infradead.org> - 2017-04-03 17:00 +0200
  Re: [PATCH] mm: Add additional consistency check Michal Hocko <mhocko@kernel.org> - 2017-04-04 13:40 +0200
    Re: [PATCH] mm: Add additional consistency check Christoph Lameter <cl@linux.com> - 2017-04-04 17:10 +0200
      Re: [PATCH] mm: Add additional consistency check Michal Hocko <mhocko@kernel.org> - 2017-04-04 17:20 +0200
        Re: [PATCH] mm: Add additional consistency check Kees Cook <keescook@chromium.org> - 2017-04-04 17:50 +0200
          Re: [PATCH] mm: Add additional consistency check Michal Hocko <mhocko@kernel.org> - 2017-04-04 18:00 +0200
            Re: [PATCH] mm: Add additional consistency check Kees Cook <keescook@chromium.org> - 2017-04-04 18:10 +0200
        Re: [PATCH] mm: Add additional consistency check Christoph Lameter <cl@linux.com> - 2017-04-04 21:20 +0200
          Re: [PATCH] mm: Add additional consistency check Michal Hocko <mhocko@kernel.org> - 2017-04-04 21:50 +0200
            Re: [PATCH] mm: Add additional consistency check Christoph Lameter <cl@linux.com> - 2017-04-04 22:00 +0200
              Re: [PATCH] mm: Add additional consistency check Michal Hocko <mhocko@kernel.org> - 2017-04-04 22:20 +0200

csiph-web