On Thu, 2014-09-25 at 16:41 +0200, Ingo Molnar wrote:
> * Matt Fleming <matt@xxxxxxxxxxxxxxxxx> wrote:
>
> > Folks,
> >
> > Please consider pulling the following fixes.
> >
> > The first two are releated to the bug report I got from Linus and Josh
> > Boyer, whereby Fedora20 + grub2 systems were no longer booting. Linus
> > reverted the offending commit that broke grub2 boot, but that left us in
> > a state where Macbooks still didn't boot with EFI. This is fixed with
> > the below revert and I'm dropping a noisey boot time efi_printk() based
> > on Josh's request and Linus' OK.
> >
> > The third patch fixes a 32-bit EFI boot stub bug where garbled text is
> > displayed on the screen if any of the efi_printk() statements run.
> >
> > The following changes since commit 3eddc69ffeba092d288c386646bfa5ec0fce25fd:
> >
> > x86 early_ioremap: Increase FIX_BTMAPS_SLOTS to 8 (2014-09-14 15:24:31 +0100)
> >
> > are available in the git repository at:
> >
> > git://git.kernel.org/pub/scm/linux/kernel/git/mfleming/efi.git tags/efi-urgent
> >
> > for you to fetch changes up to 115c6628a59044958c205f8468a1b3ba3d539e61:
> >
> > x86/efi: Truncate 64-bit values when calling 32-bit OutputString() (2014-09-24 21:56:46 +0100)
> >
> > ----------------------------------------------------------------
> > * Revert the static library changes from the merge window since they're
> > causing issues for Macbooks and Fedora + Grub2 - Matt Fleming
> >
> > * Delete the misleading "setup_efi_pci() failed!" message which some
> > people are seeing when booting EFI - Matt Fleming
> >
> > * Fix printing strings from the 32-bit EFI boot stub by only passing
> > 32-bit addresses to the firmware - Matt Fleming
> >
> > ----------------------------------------------------------------
> > Matt Fleming (3):
> > Revert "efi/x86: efistub: Move shared dependencies to <asm/efi.h>"
> > x86/efi: Delete misleading efi_printk() error message
> > x86/efi: Truncate 64-bit values when calling 32-bit OutputString()
> >
> > arch/x86/boot/compressed/Makefile | 3 +--
> > arch/x86/boot/compressed/eboot.c | 44 +++++++++++++++++++++++----------------
> > arch/x86/boot/compressed/eboot.h | 16 ++++++++++++++
> > arch/x86/include/asm/efi.h | 24 ---------------------
> > drivers/firmware/efi/Makefile | 2 +-
This Makefile was changed in the first patch. That became 84be880560fb
("Revert "efi/x86: efistub: Move shared dependencies to <asm/efi.h>""),
which just landed in next-20140926.
It appears to have introduced a typo, because:
CONFIG_EFI_ARM_STUB
should probably have been:
CONFIG_EFI_ARMSTUB
> > 5 files changed, 44 insertions(+), 45 deletions(-)
> >
> > --
> > Matt Fleming, Intel Open Source Technology Center
>
> Pulled, thanks Matt!
>
> I'll give it some testing and then send it to Linus with other
> x86 fixes.
Paul Bolle
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