On Wed, 29 Jul 2020 at 04:51, Masami Hiramatsu wrote:
>
> On Tue, 28 Jul 2020 20:51:08 +0300
> Ard Biesheuvel wrote:
>
> > On Tue, 28 Jul 2020 at 16:35, Masami Hiramatsu wrote:
> > >
> > > On Tue, 28 Jul 2020 13:56:43 +0300
> > > Ard Biesheuvel wrot
On Tue, 28 Jul 2020 at 16:35, Masami Hiramatsu wrote:
>
> On Tue, 28 Jul 2020 13:56:43 +0300
> Ard Biesheuvel wrote:
>
> > On Tue, 28 Jul 2020 at 11:17, Masami Hiramatsu wrote:
> > > > Masami or Peter should correct me if I am wrong, but it seems to me
>
On Tue, 28 Jul 2020 at 11:17, Masami Hiramatsu wrote:
>
> On Sun, 26 Jul 2020 19:06:20 +0300
> Ard Biesheuvel wrote:
>
> > On Sun, 26 Jul 2020 at 11:14, Mike Rapoport wrote:
> > >
> > > On Sat, Jul 25, 2020 at 06:16:48AM +0300, Jarkko Sakkinen wrote:
> &
On Sun, 26 Jul 2020 at 11:14, Mike Rapoport wrote:
>
> On Sat, Jul 25, 2020 at 06:16:48AM +0300, Jarkko Sakkinen wrote:
> > On Fri, Jul 24, 2020 at 11:27:46AM +0200, Ingo Molnar wrote:
> > >
> > > * Jarkko Sakkinen wrote:
> > >
> > > > Use text_alloc() and text_free() instead of module_alloc()
On Sat, 25 Jul 2020 at 13:26, Ingo Molnar wrote:
>
>
> * Ard Biesheuvel wrote:
>
> > Ping again?
>
> Sorry about the delay - sending it to Linus now.
>
Thanks Ingo
On Sat, 18 Jul 2020 at 11:18, Ard Biesheuvel wrote:
>
> On Fri, 3 Jul 2020 at 02:04, Ard Biesheuvel wrote:
> >
> > On Thu, 2 Jul 2020 at 20:21, Ard Biesheuvel wrote:
> > >
> > > On Thu, 2 Jul 2020 at 19:50, Eric Biggers wrote:
> > > >
>
On Fri, 24 Jul 2020 at 12:27, Ingo Molnar wrote:
>
>
> * Jarkko Sakkinen wrote:
>
> > Use text_alloc() and text_free() instead of module_alloc() and
> > module_memfree() when an arch provides them.
> >
> > Cc: linux...@kvack.org
> > Cc: Andi Kleen
> > Cc: Masami Hiramatsu
> > Cc: Peter
The following commit has been merged into the efi/urgent branch of tip:
Commit-ID: f88814cc2578c121e6edef686365036db72af0ed
Gitweb:
https://git.kernel.org/tip/f88814cc2578c121e6edef686365036db72af0ed
Author:Ard Biesheuvel
AuthorDate:Wed, 08 Jul 2020 13:01:57 +03:00
The following commit has been merged into the efi/urgent branch of tip:
Commit-ID: 769e0fe1171e95d90ea5a2d6d0b2bdc7d5d2e7b2
Gitweb:
https://git.kernel.org/tip/769e0fe1171e95d90ea5a2d6d0b2bdc7d5d2e7b2
Author:Ard Biesheuvel
AuthorDate:Thu, 09 Jul 2020 09:59:57 +03:00
On Tue, 21 Jul 2020 at 11:57, Arnd Bergmann wrote:
>
> On Tue, Jul 21, 2020 at 6:18 AM Atish Patra wrote:
> > On Sat, Jul 18, 2020 at 2:24 AM Arnd Bergmann wrote:
> > > On Sat, Jul 18, 2020 at 3:05 AM Atish Patra wrote:
> > > > That's what the original code was doing. A fixmap entry was added
On Sat, 18 Jul 2020 at 08:54, Ard Biesheuvel wrote:
>
> On Thu, 9 Jul 2020 at 16:28, Ard Biesheuvel wrote:
> >
> > The following changes since commit 2a55280a3675203496d302463b941834228b9875:
> >
> > efi/libstub: arm: Print CPU boot mode and MMU state at boot (
On Sun, 19 Jul 2020 at 07:45, Palmer Dabbelt wrote:
>
> On Tue, 07 Jul 2020 22:43:54 PDT (-0700), maoche...@eswin.com wrote:
> > Enable ARCH_HAS_FAST_MULTIPLIER and ARCH_SUPPORTS_INT128 for better
> > code generation.
> > These 2 configurations works fine on GCC-9.3 and GCC-10.1
> >
> >
On Sun, 19 Jul 2020 at 19:29, Alexander A. Klimov
wrote:
>
> Rationale:
> Reduces attack surface on kernel devs opening the links for MITM
> as HTTPS traffic is much harder to manipulate.
>
> Deterministic algorithm:
> For each file:
> If not .svg:
> For each line:
> If doesn't
On Fri, 3 Jul 2020 at 02:04, Ard Biesheuvel wrote:
>
> On Thu, 2 Jul 2020 at 20:21, Ard Biesheuvel wrote:
> >
> > On Thu, 2 Jul 2020 at 19:50, Eric Biggers wrote:
> > >
> > > [+linux-wireless, Marcel Holtmann, and Denis Kenzior]
> > >
> &
On Thu, 9 Jul 2020 at 16:28, Ard Biesheuvel wrote:
>
> The following changes since commit 2a55280a3675203496d302463b941834228b9875:
>
> efi/libstub: arm: Print CPU boot mode and MMU state at boot (2020-06-17
> 15:29:11 +0200)
>
> are available in the Git rep
On Fri, 17 Jul 2020 at 21:17, Nick Desaulniers wrote:
>
> On Fri, Jul 17, 2020 at 6:46 AM Arvind Sankar wrote:
> >
> > On Tue, Jul 14, 2020 at 08:41:26PM -0400, Arvind Sankar wrote:
> > > The compressed kernel currently contains bogus run-time relocations in
> > > the startup code in
On Fri, 17 Jul 2020 at 08:21, Herbert Xu wrote:
>
> On Thu, Jul 16, 2020 at 06:56:30PM +0300, Ard Biesheuvel wrote:
> > On Thu, 16 Jul 2020 at 18:29, Colin King wrote:
> > >
> > > From: Colin Ian King
> > >
> > > There is a memcpy that perfor
On Thu, 16 Jul 2020 at 18:29, Colin King wrote:
>
> From: Colin Ian King
>
> There is a memcpy that performs a potential overlapped memory copy
> from source b to destination b + 1. Fix this by using the safer
> memmove instead.
>
> Addresses-Coverity: ("Overlapping buffer in memory copy")
>
ted-by is inappropriate here.
>
> > [1] https://sourceware.org/bugzilla/show_bug.cgi?id=25754
> >
> > Reviewed-by: Kees Cook
> > Reviewed-by: Ard Biesheuvel
> > Reviewed-by: Fangrui Song
> > Signed-off-by: Arvind Sankar
> > ---
> > arch/x8
On Mon, 13 Jul 2020 at 16:06, Christoph Hellwig wrote:
>
> On Fri, Jul 10, 2020 at 08:55:42PM -0700, Palmer Dabbelt wrote:
> > +ssize_t copy_oldmem_page(unsigned long pfn, char *buf,
> > + size_t csize, unsigned long offset,
> > + int userbuf)
> > +{
> >
into efi-obj-y.
>
> [0] See scripts/Makefile.build near the end:
> # Create directories for object files if they do not exist
>
> Signed-off-by: Arvind Sankar
Acked-by: Ard Biesheuvel
> ---
> arch/x86/boot/compressed/Makefile | 4 ++--
> 1 file changed, 2
On Tue, 14 Jul 2020 at 12:21, Sedat Dilek wrote:
>
> On Mon, Jun 29, 2020 at 4:09 PM Arvind Sankar wrote:
> >
> > From: Ard Biesheuvel
> >
> > Eliminate all GOT entries in the decompressor binary, by forcing hidden
> > visibility for all symbol re
On Sat, 11 Jul 2020 at 19:03, Arnd Bergmann wrote:
>
> On Sat, Jul 11, 2020 at 5:00 PM Ard Biesheuvel wrote:
> > On Sat, 11 Jul 2020 at 15:30, Russell King - ARM Linux admin
> > wrote:
> > >
> > > I doubt anyone is going to fix this; it's an XIP kerne
(+ Arnd)
On Sat, 11 Jul 2020 at 15:30, Russell King - ARM Linux admin
wrote:
>
> I doubt anyone is going to fix this; it's an XIP kernel, and it looks
> like the .data and .rodata sections are correctly placed as per the
> configuration, but for some reason the .text (and sections that follow)
>
ixes: 38ac0287b7f4 ("fbdev/efifb: Honour UEFI memory map attributes when
> mapping the FB")
> Signed-off-by: Juergen Gross
Acked-by: Ard Biesheuvel
> ---
> drivers/video/fbdev/efifb.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/
On Fri, 10 Jul 2020 at 16:38, Jürgen Groß wrote:
>
> On 10.07.20 15:27, Ard Biesheuvel wrote:
> > On Fri, 10 Jul 2020 at 13:17, Bartlomiej Zolnierkiewicz
> > wrote:
> >>
> >>
> >> [ added EFI Maintainer & ML to Cc: ]
> >>
On Fri, 10 Jul 2020 at 13:17, Bartlomiej Zolnierkiewicz
wrote:
>
>
> [ added EFI Maintainer & ML to Cc: ]
>
> Hi,
>
> On 7/9/20 11:17 AM, Jürgen Groß wrote:
> > On 28.06.20 10:50, Jürgen Groß wrote:
> >> Ping?
> >>
> >> On 10.06.20 16:10, Juergen Gross wrote:
> >>> efifb_probe() will issue an
anups from Arvind
--------
Ard Biesheuvel (2):
efi/efivars: Expose RT service availability via efivars abstraction
efi: Revert "efi/x86: Fix build with gcc 4"
Arvind Sankar (2):
efi/x86: Remove unused variables
efi
On Thu, 9 Jul 2020 at 09:50, 彭浩(Richard) wrote:
>
> On Wed, 8 Jul 2020 at 13:03, 彭浩(Richard) wrote:
> >>
> >>
> >> On Tue, Jul 07, 2020 at 07:46:08AM -0400, Peng Hao wrote:
> >> >> If plt_max_entries is 0, a warning is triggered.
> >> >> WARNING: CPU: 200 PID: 3000 at
On Thu, 25 Jun 2020 at 19:11, Ard Biesheuvel wrote:
>
> On Tue, 23 Jun 2020 at 17:09, Geert Uytterhoeven
> wrote:
> >
> > EFI_GENERIC_STUB_INITRD_CMDLINE_LOADER is deprecated, so it should not
> > be enabled by default.
> >
> > In light of commit 4da0b2b7e6
pported, and so we'll need to provide a separate module
> that take this into account.
>
> Signed-off-by: Ard Biesheuvel
> Signed-off-by: Masahisa Kojima
Hello Masahisa,
This looks fine to me, but I won't be able to test it any time soon,
unfortunately.
One suggestion: cou
On Wed, 8 Jul 2020 at 13:03, 彭浩(Richard) wrote:
>
>
> On Tue, Jul 07, 2020 at 07:46:08AM -0400, Peng Hao wrote:
> >> If plt_max_entries is 0, a warning is triggered.
> >> WARNING: CPU: 200 PID: 3000 at arch/arm64/kernel/module-plts.c:97
> >> module_emit_plt_entry+0xa4/0x150
> >
> > Which kernel
On Wed, 8 Jul 2020 at 11:25, Will Deacon wrote:
>
> [+Ard]
>
> On Tue, Jul 07, 2020 at 07:46:08AM -0400, Peng Hao wrote:
> > If plt_max_entries is 0, a warning is triggered.
> > WARNING: CPU: 200 PID: 3000 at arch/arm64/kernel/module-plts.c:97
> > module_emit_plt_entry+0xa4/0x150
>
> Which
On Mon, 6 Jul 2020 at 20:26, Atish Patra wrote:
>
> This series adds UEFI support for RISC-V.
>
> Linux kernel: 5.8-rc4
> U-Boot: master
> OpenSBI: master
>
> Patch 1-6 are preparatory patches that fixes some of the geric efi and riscv
> issues.
>
> Patch 7-9 adds the efi stub support for RISC-V
On Sat, 4 Jul 2020 at 14:09, Will Deacon wrote:
>
> On Fri, Jul 03, 2020 at 05:47:24PM -0700, Saravana Kannan wrote:
> > On Thu, Jul 2, 2020 at 8:30 AM Ard Biesheuvel wrote:
> > > On Tue, 23 Jun 2020 at 03:27, Saravana Kannan
> > > wrote:
> > > > di
On Thu, 2 Jul 2020 at 20:21, Ard Biesheuvel wrote:
>
> On Thu, 2 Jul 2020 at 19:50, Eric Biggers wrote:
> >
> > [+linux-wireless, Marcel Holtmann, and Denis Kenzior]
> >
> > On Thu, Jul 02, 2020 at 12:19:44PM +0200, Ard Biesheuvel wrote:
> > > Remov
On Thu, 2 Jul 2020 at 19:50, Eric Biggers wrote:
>
> [+linux-wireless, Marcel Holtmann, and Denis Kenzior]
>
> On Thu, Jul 02, 2020 at 12:19:44PM +0200, Ard Biesheuvel wrote:
> > Remove the generic ecb(arc4) skcipher, which is slightly cumbersome from
> > a maintenance pe
40
> IPA 809763
> audio 460616
> gpu 652720
>
> Total time to load all these modules: 247
>
> Time saved during boot for just these 6 modules: 390 ms
>
Switch to the ARC4 library interface, to remove the pointless
dependency on the skcipher API, from which we will hopefully be
able to drop ecb(arc4) skcipher support.
Signed-off-by: Ard Biesheuvel
---
drivers/staging/rtl8192u/Kconfig | 1 +
drivers/staging/rtl8192u
verdev.osuosl.org
Cc: linux-...@vger.kernel.org
Ard Biesheuvel (7):
staging/rtl8192e: switch to RC4 library interface
staging/rtl8192u: switch to RC4 library interface
SUNRPC: remove RC4-HMAC-MD5 support from KerberosV
crypto: remove ARC4 support from the skcipher API
crypto: n2 - remo
Switch to the ARC4 library interface, to remove the pointless
dependency on the skcipher API, from which we will hopefully be
able to drop ecb(arc4) skcipher support.
Signed-off-by: Ard Biesheuvel
---
drivers/staging/rtl8192e/Kconfig | 4 +-
drivers/staging/rtl8192e
Signed-off-by: Ard Biesheuvel
---
crypto/tcrypt.c | 21 +--
crypto/testmgr.c | 7 ---
crypto/testmgr.h | 62
3 files changed, 1 insertion(+), 89 deletions(-)
diff --git a/crypto/tcrypt.c b/crypto/tcrypt.c
index ba0b7702f2e9..72828c4acd3a 100644
--- a/crypto/tcrypt.c
Signed-off-by: Ard Biesheuvel
---
drivers/crypto/bcm/cipher.c | 96 +---
drivers/crypto/bcm/cipher.h | 1 -
drivers/crypto/bcm/spu.c| 23 +
drivers/crypto/bcm/spu.h| 1 -
drivers/crypto/bcm/spu2.c | 12 +--
drivers/crypto/bcm/spu2.h | 1 -
6 files changed, 6
we have in the tree, we can safely drop this code now
it no longer has any users.
Signed-off-by: Ard Biesheuvel
---
crypto/Kconfig | 12
crypto/Makefile | 1 -
crypto/arc4.c| 76
Signed-off-by: Ard Biesheuvel
---
drivers/crypto/n2_core.c | 46
1 file changed, 46 deletions(-)
diff --git a/drivers/crypto/n2_core.c b/drivers/crypto/n2_core.c
index 6a828bbecea4..c347e58cd9a1 100644
--- a/drivers/crypto/n2_core.c
+++ b/drivers/crypto/n2_core.c
@@ -662,7
interoperability with Windows NT/2000 systems that have
not received any updates since 2008 (but are connected to a network
nonetheless)
[0] https://tools.ietf.org/html/rfc4757
[1] https://tools.ietf.org/html/rfc8429
Signed-off-by: Ard Biesheuvel
---
include/linux/sunrpc/gss_krb5.h | 11
On Wed, 1 Jul 2020 at 16:18, wrote:
>
> With UV1 support removed, EFI_UV1_MEMMAP is no longer used.
>
> Signed-off-by: Steve Wahl
Reviewed-by: Ard Biesheuvel
> ---
> arch/x86/include/asm/efi.h | 20 ++--
> 1 file changed, 2 insertions(+), 18 deletions(
On Wed, 1 Jul 2020 at 16:18, wrote:
>
> With UV1 removed, EFI_UV1_MEMMAP is not used. Remove code used by it
> in arch/x86/platform/uv/bios_uv.c and turn off code in
> arch/x86/platform/efi/efi.c that referenced this code.
>
> Signed-off-by: Steve Wahl
Reviewed-
On Wed, 1 Jul 2020 at 16:18, wrote:
>
> In removing UV1 support, efi_have_uv1_memmap is no longer used.
>
> Signed-off-by: Steve Wahl
Reviewed-by: Ard Biesheuvel
> ---
> arch/x86/kernel/kexec-bzimage64.c |9 -
> arch/x86/platform/efi/efi.c | 14 +++--
On Wed, 1 Jul 2020 at 16:18, wrote:
>
> As a part of UV1 platform removal, don't try to recognize the platform
> through DMI to set the EFI_UV1_MEMMAP bit.
>
> Signed-off-by: Steve Wahl
Reviewed-by: Ard Biesheuvel
> ---
> arch/x86/platform/efi/quirks.c | 23 ---
On Wed, 1 Jul 2020 at 16:18, wrote:
>
> As a part of UV1 platform removal, delete the efi=old_map option,
> which should no longer be needed.
>
> Signed-off-by: Steve Wahl
Noting that the diffstat does not reflect the patch, but this is
explained in the cover letter.
Acked-by:
On Wed, 1 Jul 2020 at 01:28, Arvind Sankar wrote:
>
> On Tue, Jun 30, 2020 at 03:00:43PM -0700, Fangrui Song wrote:
> > * Ard Biesheuvel
> > > On Tue, 30 Jun 2020 at 01:34, Fangrui Song wrote:
> >
> > If the executable is purely static, it does not need to hav
On Tue, 30 Jun 2020 at 20:53, Peter Jones wrote:
>
> On Tue, Jun 16, 2020 at 11:08:38AM +0200, Ard Biesheuvel wrote:
> > (cc Matthew and Peter)
> >
> > On Tue, 16 Jun 2020 at 01:28, Tyler Hicks
> > wrote:
> > >
> > > Require that the TCG
On Tue, 30 Jun 2020 at 01:34, Fangrui Song wrote:
>
> On 2020-06-29, Ard Biesheuvel wrote:
> >On Mon, 29 Jun 2020 at 19:37, Fangrui Song wrote:
> >>
> >> On 2020-06-29, Arvind Sankar wrote:
> >> >On Mon, Jun 29, 2020 at 09:20:31AM -0700, Kees Cook wr
On Mon, 29 Jun 2020 at 17:06, Kees Cook wrote:
>
> On Mon, Jun 29, 2020 at 10:15:47AM +0200, Ard Biesheuvel wrote:
> > On Mon, 29 Jun 2020 at 08:18, Kees Cook wrote:
> > >
> > > In preparation for building efi/libstub with -mbranch-protection=none
> > >
t files without code[2].
>
> [1]
> https://lore.kernel.org/lkml/CAMj1kXHck12juGi=E=p4hwp_8vqhq+-x3vbmc3tgerwdq-x...@mail.gmail.com
> [2] https://bugs.llvm.org/show_bug.cgi?id=46480
>
> Cc: Ard Biesheuvel
> Cc: Will Deacon
> Cc: Dave Martin
> Cc: clang-built-li...@g
On Mon, 29 Jun 2020 at 19:37, Fangrui Song wrote:
>
> On 2020-06-29, Arvind Sankar wrote:
> >On Mon, Jun 29, 2020 at 09:20:31AM -0700, Kees Cook wrote:
> >> On Mon, Jun 29, 2020 at 06:11:59PM +0200, Ard Biesheuvel wrote:
> >> > On Mon, 29 Ju
On Mon, 29 Jun 2020 at 17:50, Arvind Sankar wrote:
>
> On Mon, Jun 29, 2020 at 08:48:05AM -0700, Kees Cook wrote:
> > On Mon, Jun 29, 2020 at 10:09:22AM -0400, Arvind Sankar wrote:
> >
> > This is also being done on arm64, and the section was specified slightly
> > differently (with INFO) which
ions in the object files.
> >
> > Drop the tests for -fPIE compiler option and -pie linker option, as they
> > are available in all supported gcc and binutils versions (as well as
> > clang and lld).
> >
> > Signed-off-by: Arvind Sankar
> > Reviewed-by: Ar
On Sun, 28 Jun 2020 at 20:57, Linus Torvalds
wrote:
>
> On Sun, Jun 28, 2020 at 11:26 AM Ingo Molnar wrote:
> >
> > - Fix build regression on v4.8 and older
>
> Interesting.
>
> It's perhaps yet another reason to just skip gcc-4.8 too, since
> apparently 4.9 works.
>
+1
> gcc-4.9 really has a
On Sat, 27 Jun 2020 at 00:03, Ard Biesheuvel wrote:
>
> On Fri, 26 Jun 2020 at 23:56, Atish Patra wrote:
> >
> > On Thu, Jun 25, 2020 at 7:43 PM Heinrich Schuchardt
> > wrote:
> > >
> > > On 6/26/20 1:45 AM, Atish Patra wrote:
> > > > 32b
On Sat, 27 Jun 2020 at 09:57, Christoph Hellwig wrote:
>
> On Sat, Jun 27, 2020 at 09:34:42AM +0200, Ard Biesheuvel wrote:
> > > + return __vmalloc_node_range(PAGE_SIZE, 1, VMALLOC_START,
> > > VMALLOC_END,
> > > + GFP_KERNEL, PAGE
ile adds -fno-stack-protector twice, first
> unconditionally, and second conditionally. I removed the second one.
>
> Signed-off-by: Masahiro Yamada
Acked-by: Ard Biesheuvel
> ---
>
> Documentation/kbuild/kconfig-language.rst | 4 ++--
> Makefile
compilers know -ffreestanding.
>
> I confirmed GCC 4.8 and Clang manuals document this option.
>
> Get rid of cc-option from -ffreestanding.
>
> Signed-off-by: Masahiro Yamada
Acked-by: Ard Biesheuvel
> ---
>
> arch/s390/Makefile| 2 +-
> arch/x8
On Thu, 18 Jun 2020 at 08:44, Christoph Hellwig wrote:
>
> Use PAGE_KERNEL_ROX directly instead of allocating RWX and setting the
> page read-only just after the allocation.
>
> Signed-off-by: Christoph Hellwig
> ---
> arch/arm64/kernel/probes/kprobes.c | 12 +++-
> 1 file changed, 3
On Fri, 26 Jun 2020 at 23:56, Atish Patra wrote:
>
> On Thu, Jun 25, 2020 at 7:43 PM Heinrich Schuchardt
> wrote:
> >
> > On 6/26/20 1:45 AM, Atish Patra wrote:
> > > 32bit gcc doesn't support modulo operation on 64 bit data. It results in
> > > a __umoddi3 error while building EFI for 32 bit.
On Thu, 25 Jun 2020 at 10:16, Marc Zyngier wrote:
>
> On 2020-06-25 06:03, kernel test robot wrote:
> > Hi David,
> >
> > Thank you for the patch! Perhaps something to improve:
> >
> > [auto build test WARNING on linus/master]
> > [also build test WARNING on v5.8-rc2 next-20200624]
> > [cannot
On Tue, 23 Jun 2020 at 17:09, Geert Uytterhoeven
wrote:
>
> EFI_GENERIC_STUB_INITRD_CMDLINE_LOADER is deprecated, so it should not
> be enabled by default.
>
> In light of commit 4da0b2b7e67524cc ("efi/libstub: Re-enable command
> line initrd loading for x86"), keep the default for X86.
>
>
On Wed, 24 Jun 2020 at 20:23, Ard Biesheuvel wrote:
>
> On Wed, 24 Jun 2020 at 19:16, Dave Martin wrote:
> >
> > On Wed, Jun 24, 2020 at 06:40:48PM +0200, Ard Biesheuvel wrote:
> > > On Wed, 24 Jun 2020 at 18:29, Dave Martin wrote:
> > > >
> > >
On Wed, 24 Jun 2020 at 19:16, Dave Martin wrote:
>
> On Wed, Jun 24, 2020 at 06:40:48PM +0200, Ard Biesheuvel wrote:
> > On Wed, 24 Jun 2020 at 18:29, Dave Martin wrote:
> > >
> > > On Wed, Jun 24, 2020 at 05:48:41PM +0200, Ard Biesheuvel wrote:
> > > &g
On Wed, 24 Jun 2020 at 18:29, Dave Martin wrote:
>
> On Wed, Jun 24, 2020 at 05:48:41PM +0200, Ard Biesheuvel wrote:
> > On Wed, 24 Jun 2020 at 17:45, Kees Cook wrote:
> > >
> > > On Wed, Jun 24, 2020 at 05:31:06PM +0200, Ard Biesheuvel wrote:
> > > &g
On Wed, 24 Jun 2020 at 17:45, Kees Cook wrote:
>
> On Wed, Jun 24, 2020 at 05:31:06PM +0200, Ard Biesheuvel wrote:
> > On Wed, 24 Jun 2020 at 17:21, Kees Cook wrote:
> > >
> > > On Wed, Jun 24, 2020 at 12:46:32PM +0200, Ard Biesheuvel wrote:
> > > > I'm
On Wed, 24 Jun 2020 at 17:21, Kees Cook wrote:
>
> On Wed, Jun 24, 2020 at 12:46:32PM +0200, Ard Biesheuvel wrote:
> > I'm not sure if there is a point to having PAC and/or BTI in the EFI
> > stub, given that it runs under the control of the firmware, with its
> >
On Wed, 24 Jun 2020 at 12:44, Will Deacon wrote:
>
> On Tue, Jun 23, 2020 at 09:44:11PM -0700, Kees Cook wrote:
> > On Tue, Jun 23, 2020 at 08:31:42PM -0700, 'Fangrui Song' via Clang Built
> > Linux wrote:
> > > On 2020-06-23, Kees Cook wrote:
> > > > In preparation for adding
On Tue, 23 Jun 2020 at 23:06, Kees Cook wrote:
>
> On Tue, Jun 23, 2020 at 04:59:39PM +0200, Ard Biesheuvel wrote:
> > On Tue, 23 Jun 2020 at 16:52, Will Deacon wrote:
> > >
> > > On Mon, Jun 22, 2020 at 01:58:15PM -0700, Kees Cook wrote:
> > > > We d
On Tue, 23 Jun 2020 at 16:52, Will Deacon wrote:
>
> On Mon, Jun 22, 2020 at 01:58:15PM -0700, Kees Cook wrote:
> > We don't want to depend on the linker's orphan section placement
> > heuristics as these can vary between linkers, and may change between
> > versions. All sections need to be
The following commit has been merged into the efi/urgent branch of tip:
Commit-ID: 2a55280a3675203496d302463b941834228b9875
Gitweb:
https://git.kernel.org/tip/2a55280a3675203496d302463b941834228b9875
Author:Ard Biesheuvel
AuthorDate:Sun, 07 Jun 2020 15:41:35 +02:00
The following commit has been merged into the efi/urgent branch of tip:
Commit-ID: 62956be8f95b93e9f91ffe2e5aa9c0e411af5a14
Gitweb:
https://git.kernel.org/tip/62956be8f95b93e9f91ffe2e5aa9c0e411af5a14
Author:Ard Biesheuvel
AuthorDate:Tue, 16 Jun 2020 12:53:30 +02:00
The following commit has been merged into the efi/urgent branch of tip:
Commit-ID: 24552d10339f13d2174e013002da3ed90e26adda
Gitweb:
https://git.kernel.org/tip/24552d10339f13d2174e013002da3ed90e26adda
Author:Ard Biesheuvel
AuthorDate:Mon, 15 Jun 2020 12:31:14 +02:00
introduced stub routines
- Allow support for SSDT overrides via EFI variables to be disabled
- Report CPU mode and MMU state upon entry for 32-bit ARM
- Use the correct stack pointer alignment when entering from mixed mode
Ard Biesheuvel (3
On Tue, 16 Jun 2020 at 00:47, Ard Biesheuvel wrote:
>
> On Mon, 15 Jun 2020 at 22:24, Peter Jones wrote:
> >
> > In most cases, such as CONFIG_ACPI_CUSTOM_DSDT and
> > CONFIG_ACPI_TABLE_UPGRADE, boot-time modifications to firmware tables
> > are tied to specif
On Wed, 17 Jun 2020 at 00:21, Jason A. Donenfeld wrote:
>
> Hi Rafael, Len,
>
> Looks like I should have CC'd you on this patch. This is probably
> something we should get into 5.8-rc2, so that it can then get put into
> stable kernels, as some people think this is security sensitive.
> Bigger
ept from
__init code.
Signed-off-by: Ard Biesheuvel
---
drivers/acpi/tables.c | 8
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/acpi/tables.c b/drivers/acpi/tables.c
index 0e905c3d1645..ada36bc40c2b 100644
--- a/drivers/acpi/tables.c
+++ b/drivers/acpi/table
boot time are we talking about here? It would be interesting to
> know if there are bigger potential savings elsewhere.
>
Also, 'some module' vs 'some other module' doesn't really say
anything. Please explain which modules and their sizes.
> > This commit also disables the sorting
(cc Matthew and Peter)
On Tue, 16 Jun 2020 at 01:28, Tyler Hicks wrote:
>
> Require that the TCG_PCR_EVENT2.digests.count value strictly matches the
> value of TCG_EfiSpecIdEvent.numberOfAlgorithms in the event field of the
> TCG_PCClientPCREvent event log header. Also require that
>
UEFI Support
> UEFI stub library functions
>
> Signed-off-by: Heinrich Schuchardt
Acked-by: Ard Biesheuvel
> ---
> Documentation/driver-api/firmware/efi/index.rst | 4
> 1 file changed, 4 insertions(+)
>
> diff --git a/Documentation/driver-api/fir
On Tue, 16 Jun 2020 at 01:42, Heinrich Schuchardt wrote:
>
> Provide missing descriptions for EFI stub helper functions.
> Adjust formatting of existing descriptions to kernel style.
>
> Signed-off-by: Heinrich Schuchardt
Queued as a fix, thanks.
> ---
>
On Mon, 15 Jun 2020 at 22:24, Peter Jones wrote:
>
> In most cases, such as CONFIG_ACPI_CUSTOM_DSDT and
> CONFIG_ACPI_TABLE_UPGRADE, boot-time modifications to firmware tables
> are tied to specific Kconfig options. Currently this is not the case
> for modifying the ACPI SSDT via the efivar_ssdt
On Mon, 15 Jun 2020 at 16:15, Masahiro Yamada wrote:
>
> On Mon, Jun 15, 2020 at 7:41 PM Ard Biesheuvel wrote:
> >
> > On Mon, 15 Jun 2020 at 12:26, Ard Biesheuvel wrote:
> > >
> > > On Thu, 4 Jun 2020 at 04:20, Masahiro Yamada wrote:
> > > >
On Mon, 15 Jun 2020 at 12:26, Ard Biesheuvel wrote:
>
> On Thu, 4 Jun 2020 at 04:20, Masahiro Yamada wrote:
> >
> > Documentation/kbuild/makefiles.rst says:
> >
> > Use of lib-y is normally restricted to `lib/` and `arch/*/lib`.
> >
> > Thi
On Thu, 4 Jun 2020 at 04:20, Masahiro Yamada wrote:
>
> Documentation/kbuild/makefiles.rst says:
>
> Use of lib-y is normally restricted to `lib/` and `arch/*/lib`.
>
> This is because lib-y is inteded to be hooked to KBUILD_VMLINUX_LIBS,
> which is passed down to scripts/link-vmlinux.sh.
>
>
On Fri, 29 May 2020 at 19:32, Gustavo A. R. Silva wrote:
>
> On Fri, May 29, 2020 at 01:31:54AM -0700, Kees Cook wrote:
> > On Wed, May 27, 2020 at 12:14:25PM -0500, Gustavo A. R. Silva wrote:
> > > The current codebase makes use of the zero-length array language
> > > extension to the C90
On Thu, 28 May 2020 at 21:49, Tony Luck wrote:
>
> 1) Some apps want to monitor changes in EFI variables, but reading the
>file and comparing is inefficient. Just have Linnux update the
>modification time when a file is written
>
> 2) A rate limited read can return -EINTR ... very
uct esre_entry *entry = to_entry(kobj);
>list_del(>list);
>kfree(entry);
> }
>
> In this case, if we call both kobject_put() and kfree(), a double-free will
> be introduced.
>
Thanks for the explanation
Queued in efi/urgent.
> On Fri, May 29, 2020
On Wed, 10 Jun 2020 at 10:59, Nathan Chancellor
wrote:
>
> On Wed, Jun 10, 2020 at 03:14:46PM +0800, Zhenzhong Duan wrote:
> > Got below error during build:
> >
> > In file included from drivers/firmware/efi/libstub/efi-stub-helper.c:16:0:
> > drivers/firmware/efi/libstub/efi-stub-helper.c:
On Wed, 10 Jun 2020 at 09:58, Will Deacon wrote:
>
> On Thu, Jun 04, 2020 at 11:20:30AM +0900, Masahiro Yamada wrote:
> > Since commit 799c43415442 ("kbuild: thin archives make default for
> > all archs"), core-y is passed to the linker with --whole-archive.
> > Hence, the whole of stub library
On Wed, 3 Jun 2020 at 13:23, Masahiro Yamada wrote:
>
> On Wed, Jun 3, 2020 at 6:16 PM Ard Biesheuvel wrote:
> >
> > On Wed, 3 Jun 2020 at 11:15, Masahiro Yamada wrote:
> > >
> > > On Wed, Jun 3, 2020 at 6:02 PM Ard Biesheuvel wrote:
> > > >
>
On Wed, 3 Jun 2020 at 14:20, Stephen Rothwell wrote:
>
> Hi all,
>
> Just resending to get past the infradead.org mail filters (hopefully).
>
> On Wed, 3 Jun 2020 22:13:41 +1000 Stephen Rothwell
> wrote:
> >
> > Hi John,
> >
> > On Wed, 3 Jun 2020 12:45:18 +0100 John Garry wrote:
> > >
> > >
On Wed, 3 Jun 2020 at 14:31, Naresh Kamboju wrote:
>
> arm64 build failed on Linux-next 20200603.
>
> make -sk KBUILD_BUILD_USER=TuxBuild -C/linux -j16 ARCH=arm64
> CROSS_COMPILE=aarch64-linux-gnu- HOSTCC=gcc CC="sccache
> aarch64-linux-gnu-gcc" O=build Image
> #
> aarch64-linux-gnu-ld: cannot
On Wed, 3 Jun 2020 at 11:15, Masahiro Yamada wrote:
>
> On Wed, Jun 3, 2020 at 6:02 PM Ard Biesheuvel wrote:
> >
> > On Wed, 3 Jun 2020 at 10:59, Masahiro Yamada wrote:
> > >
> > > On Wed, Jun 3, 2020 at 5:45 PM Ard Biesheuvel wrote:
> > > >
>
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