linux/include
Ard Biesheuvel eff8962888 efi/arm: Defer persistent reservations until after paging_init()
The new memory EFI reservation feature we introduced to allow memory
reservations to persist across kexec may trigger an unbounded number
of calls to memblock_reserve(). The memblock subsystem can deal with
this fine, but not before memblock resizing is enabled, which we can
only do after paging_init(), when the memory we reallocate the array
into is actually mapped.

So break out the memreserve table processing into a separate routine
and call it after paging_init() on arm64. On ARM, because of limited
reviewing bandwidth of the maintainer, we cannot currently fix this,
so instead, disable the EFI persistent memreserve entirely on ARM so
we can fix it later.

Tested-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-efi@vger.kernel.org
Link: http://lkml.kernel.org/r/20181114175544.12860-5-ard.biesheuvel@linaro.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2018-11-15 10:04:46 +01:00
..
acpi pci-v4.20-changes 2018-10-25 06:50:48 -07:00
asm-generic s390 updates for 4.20-rc2 2018-11-09 06:30:44 -06:00
clocksource
crypto KEYS: asym_tpm: extract key size & public key [ver #2] 2018-10-26 09:30:46 +01:00
drm drm, i915, amdgpu, bridge + core quirk 2018-11-02 10:58:20 -07:00
dt-bindings This time it looks like a quieter release cycle in the clk tree. I guess that's 2018-10-31 11:08:30 -07:00
keys KEYS: Move trusted.h to include/keys [ver #2] 2018-10-26 09:30:47 +01:00
kvm
linux efi/arm: Defer persistent reservations until after paging_init() 2018-11-15 10:04:46 +01:00
math-emu
media media updates for v4.20-rc1 2018-10-31 10:53:29 -07:00
memory
misc
net Merge git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf 2018-11-05 17:19:25 -08:00
pcmcia
ras
rdma First merge window pull request 2018-10-26 07:38:19 -07:00
scsi
soc ARM: SoC driver updates for 4.17 2018-10-29 15:16:01 -07:00
sound ASoC: Updates for v5.0/v4.20 2018-10-22 23:26:37 +02:00
target scsi: target/core: Remove the SCF_COMPARE_AND_WRITE_POST flag 2018-10-16 01:13:35 -04:00
trace Merge branch 'work.afs' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs 2018-11-01 19:58:52 -07:00
uapi drm: i915, amdgpu, sun4i, exynos and etnaviv fixes 2018-11-10 13:29:47 -06:00
video udlfb: handle unplug properly 2018-10-08 12:57:34 +02:00
xen CONFIG_XEN_PV breaks xen_create_contiguous_region on ARM 2018-11-02 17:18:34 +01:00