linux-kernel - [GIT PULL] x86/kaslr changes for v5.10

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Date:   Mon, 12 Oct 2020 19:11:58 +0200
From:   Ingo Molnar <mingo@...nel.org>
To:     Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     linux-kernel@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>,
        Borislav Petkov <bp@...en8.de>,
        Peter Zijlstra <a.p.zijlstra@...llo.nl>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Arvind Sankar <nivedita@...m.mit.edu>,
        Kees Cook <keescook@...omium.org>
Subject: [GIT PULL] x86/kaslr changes for v5.10

Linus,

Please pull the latest x86/kaslr git tree from:

   git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86-kaslr-2020-10-12

   # HEAD: 76167e5c5457aee8fba3edc5b8554183696fc94d x86/kaslr: Replace strlen() with strnlen()

This tree cleans up and simplifies the x86 KASLR code, and
also fixes some corner case bugs.

 Thanks,

	Ingo

------------------>
Arvind Sankar (22):
      x86/kaslr: Make command line handling safer
      x86/kaslr: Remove bogus warning and unnecessary goto
      x86/kaslr: Fix process_efi_entries comment
      x86/kaslr: Initialize mem_limit to the real maximum address
      x86/kaslr: Fix off-by-one error in __process_mem_region()
      x86/kaslr: Drop redundant cur_entry from __process_mem_region()
      x86/kaslr: Eliminate 'start_orig' local variable from __process_mem_region()
      x86/kaslr: Drop redundant variable in __process_mem_region()
      x86/kaslr: Drop some redundant checks from __process_mem_region()
      x86/kaslr: Fix off-by-one error in process_gb_huge_pages()
      x86/kaslr: Short-circuit gb_huge_pages on x86-32
      x86/kaslr: Simplify process_gb_huge_pages()
      x86/kaslr: Drop test for command-line parameters before parsing
      x86/kaslr: Make the type of number of slots/slot areas consistent
      x86/kaslr: Drop redundant check in store_slot_info()
      x86/kaslr: Drop unnecessary alignment in find_random_virt_addr()
      x86/kaslr: Small cleanup of find_random_phys_addr()
      x86/kaslr: Make minimum/image_size 'unsigned long'
      x86/kaslr: Replace 'unsigned long long' with 'u64'
      x86/kaslr: Make local variables 64-bit
      x86/kaslr: Add a check that the random address is in range
      x86/kaslr: Replace strlen() with strnlen()


 arch/x86/boot/compressed/kaslr.c | 238 +++++++++++++++++----------------------
 arch/x86/boot/compressed/misc.h  |   4 +-
 2 files changed, 107 insertions(+), 135 deletions(-)