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From: Matt Fleming <matt@codeblueprint.co.uk>
To: Kees Cook <keescook@chromium.org>
Cc: Yinghai Lu <yinghai@kernel.org>, "H. Peter Anvin" <hpa@zytor.com>,
	Baoquan He <bhe@redhat.com>, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 28/42] x86, boot: Allow 64bit EFI kernel to be loaded above 4G
Date: Wed, 8 Jul 2015 19:00:20 +0100	[thread overview]
Message-ID: <20150708180020.GC5598@codeblueprint.co.uk> (raw)
In-Reply-To: <CAGXu5jKGj7YZWUgMcLxBe76PuU07LhkY2SQ8OGrTn55rHKtMjQ@mail.gmail.com>

On Tue, 07 Jul, at 04:12:26PM, Kees Cook wrote:
> > @@ -301,7 +301,7 @@ _start:
> >         # Part 2 of the header, from the old setup.S
> >
> >                 .ascii  "HdrS"          # header signature
> > -               .word   0x020d          # header version number (>= 0x0105)
> > +               .word   0x020e          # header version number (>= 0x0105)
> >                                         # or else old loadlin-1.5 will fail)
> >                 .globl realmode_swtch
> >  realmode_swtch:        .word   0, 0            # default_switch, SETUPSEG
> > @@ -478,6 +478,7 @@ pref_address:               .quad LOAD_PHYSICAL_ADDR        # preferred load addr
> >  #endif
> >  init_size:             .long INIT_SIZE         # kernel initialization size
> >  handover_offset:       .long 0                 # Filled in by build.c
> > +ext_code32_start:      .long 0                 # werid one!
> 
> Comment is a typo?
 
Yeah, this was one of the things I pointed out the last time this patch
was sent and it's disheartening to see it wasn't fixed (as trivial as it
may be),

  https://lkml.kernel.org/r/20150224215501.GB9758@codeblueprint.co.uk

-- 
Matt Fleming, Intel Open Source Technology Center

  reply	other threads:[~2015-07-08 18:00 UTC|newest]

Thread overview: 74+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-07-07 20:19 [PATCH 00/42] x86: updated patches for kaslr and setup_data etc for v4.3 Yinghai Lu
2015-07-07 20:19 ` [PATCH 01/42] x86, kasl: Remove not needed parameter for choose_kernel_location Yinghai Lu
2015-07-07 20:57   ` Kees Cook
2015-07-07 20:19 ` [PATCH 02/42] x86, boot: Move compressed kernel to end of buffer before decompressing Yinghai Lu
2015-07-07 21:22   ` Kees Cook
2015-07-07 20:19 ` [PATCH 03/42] x86, boot: Fix run_size calculation Yinghai Lu
2015-07-07 22:15   ` Kees Cook
2015-07-07 20:19 ` [PATCH 04/42] x86, kaslr: Kill not needed and wrong run_size calculation code Yinghai Lu
2015-07-07 22:18   ` Kees Cook
2015-07-07 20:19 ` [PATCH 05/42] x86, kaslr: rename output_size to output_run_size Yinghai Lu
2015-07-07 20:19 ` [PATCH 06/42] x86, kaslr: Consolidate mem_avoid array filling Yinghai Lu
2015-07-07 22:36   ` Kees Cook
2015-07-07 20:19 ` [PATCH 07/42] x86, boot: Move z_extract_offset calculation to header.S Yinghai Lu
2015-07-07 20:19 ` [PATCH 08/42] x86, kaslr: Get correct max_addr for relocs pointer Yinghai Lu
2015-07-07 22:40   ` Kees Cook
2015-07-07 20:19 ` [PATCH 09/42] x86, boot: Split kernel_ident_mapping_init to another file Yinghai Lu
2015-07-07 20:19 ` [PATCH 10/42] x86, 64bit: Set ident_mapping for kaslr Yinghai Lu
2015-07-07 20:19 ` [PATCH 11/42] x86, boot: Add checking for memcpy Yinghai Lu
2015-07-07 20:19 ` [PATCH 12/42] x86, kaslr: Fix a bug that relocation can not be handled when kernel is loaded above 2G Yinghai Lu
2015-07-07 22:42   ` Kees Cook
2015-07-07 20:19 ` [PATCH 13/42] x86, kaslr: Introduce struct slot_area to manage randomization slot info Yinghai Lu
2015-07-07 20:20 ` [PATCH 14/42] x86, kaslr: Add two functions which will be used later Yinghai Lu
2015-07-07 20:20 ` [PATCH 15/42] x86, kaslr: Introduce fetch_random_virt_offset to randomize the kernel text mapping address Yinghai Lu
2015-07-07 20:20 ` [PATCH 16/42] x86, kaslr: Randomize physical and virtual address of kernel separately Yinghai Lu
2015-07-07 20:20 ` [PATCH 17/42] x86, kaslr: Add support of kernel physical address randomization above 4G Yinghai Lu
2015-07-07 20:20 ` [PATCH 18/42] x86, kaslr: Remove useless codes Yinghai Lu
2015-07-07 20:20 ` [PATCH 19/42] x86, kaslr: Allow random address could be below loaded address Yinghai Lu
2015-07-07 20:20 ` [PATCH 20/42] x86, boot: Add printf support for early console in compressed/misc.c Yinghai Lu
2015-07-07 20:20 ` [PATCH 21/42] x86, boot: Add more debug printout " Yinghai Lu
2015-07-07 20:20 ` [PATCH 22/42] x86, setup: Check early serial console per string instead of one char Yinghai Lu
2015-07-07 22:59   ` Kees Cook
2015-07-07 20:20 ` [PATCH 23/42] x86, setup: Use puts() instead of printf() in edd code Yinghai Lu
2015-07-07 20:20 ` [PATCH 24/42] x86: Setup early console as early as possible in x86_start_kernel() Yinghai Lu
2015-07-07 20:20 ` [PATCH 25/42] x86, boot: print compression suffix in decompress stage Yinghai Lu
2015-07-07 23:13   ` Kees Cook
2015-07-07 20:20 ` [PATCH 26/42] x86: remove not needed clear_page calling Yinghai Lu
2015-07-07 23:14   ` Kees Cook
2015-07-07 20:20 ` [PATCH 27/42] x86: restore end_of_ram to E820_RAM Yinghai Lu
2015-07-08 17:44   ` Matt Fleming
2015-07-09  1:41     ` Dan Williams
2015-07-09  7:45     ` Christoph Hellwig
2015-07-09 11:17       ` Matt Fleming
2015-07-07 20:20 ` [PATCH 28/42] x86, boot: Allow 64bit EFI kernel to be loaded above 4G Yinghai Lu
2015-07-07 23:12   ` Kees Cook
2015-07-08 18:00     ` Matt Fleming [this message]
2015-07-07 20:20 ` [PATCH 29/42] x86: Find correct 64 bit ramdisk address for microcode early update Yinghai Lu
2015-07-07 23:08   ` Kees Cook
2015-07-07 20:20 ` [PATCH 30/42] x86: Kill E820_RESERVED_KERN Yinghai Lu
2015-07-07 20:20 ` [PATCH 31/42] x86, efi: Copy SETUP_EFI data and access directly Yinghai Lu
2015-07-22 10:58   ` Matt Fleming
2015-07-24  2:07   ` Dave Young
2015-07-07 20:20 ` [PATCH 32/42] x86, of: Let add_dtb reserve setup_data locally Yinghai Lu
2015-07-07 20:20 ` [PATCH 33/42] x86, boot: Add add_pci handler for SETUP_PCI Yinghai Lu
2015-07-14 22:30   ` Bjorn Helgaas
2015-07-07 20:20 ` [PATCH 34/42] x86: Kill not used setup_data handling code Yinghai Lu
2015-07-07 20:20 ` [PATCH 35/42] x86, boot, PCI: Convert SETUP_PCI data to list Yinghai Lu
2015-07-14 22:35   ` Bjorn Helgaas
2015-07-15  1:57     ` Yinghai Lu
2015-07-07 20:20 ` [PATCH 36/42] x86, boot, PCI: Copy SETUP_PCI rom to kernel space Yinghai Lu
2015-07-07 20:20 ` [PATCH 37/42] x86, boot, PCI: Export SETUP_PCI data via sysfs Yinghai Lu
2015-07-07 20:20 ` [PATCH 38/42] x86: Fix typo in mark_rodata_ro Yinghai Lu
2015-07-07 23:05   ` Kees Cook
2015-07-07 20:20 ` [PATCH 39/42] x86, 64bit: add pfn_range_is_highmapped() Yinghai Lu
2015-07-07 20:20 ` [PATCH 40/42] x86, 64bit: remove highmap for not needed ranges Yinghai Lu
2015-07-07 23:17   ` Kees Cook
2015-07-07 20:20 ` [PATCH 41/42] x86, 64bit: Add __pa_high/__va_high Yinghai Lu
2015-07-07 20:20 ` [PATCH 42/42] x86: fix msr print again Yinghai Lu
2015-07-07 23:21 ` [PATCH 00/42] x86: updated patches for kaslr and setup_data etc for v4.3 Kees Cook
2015-10-02 20:16   ` Kees Cook
2016-02-06 11:50     ` Baoquan He
2016-02-09  4:31       ` Kees Cook
2016-02-15  7:29         ` Baoquan He
2016-02-16 23:50           ` Kees Cook
2015-07-08 10:51 ` Ingo Molnar

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