Hedi Berriche c87d8ef13b x86/platform/UV: Use efi_runtime_lock to serialise BIOS calls ...

commit f331e766c4 upstream.

Calls into UV firmware must be protected against concurrency, expose the
efi_runtime_lock to the UV platform, and use it to serialise UV BIOS
calls.

Signed-off-by: Hedi Berriche <hedi.berriche@hpe.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Russ Anderson <rja@hpe.com>
Reviewed-by: Dimitri Sivanich <sivanich@hpe.com>
Reviewed-by: Mike Travis <mike.travis@hpe.com>
Cc: Andy Shevchenko <andy@infradead.org>
Cc: Bhupesh Sharma <bhsharma@redhat.com>
Cc: Darren Hart <dvhart@infradead.org>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: linux-efi <linux-efi@vger.kernel.org>
Cc: platform-driver-x86@vger.kernel.org
Cc: stable@vger.kernel.org # v4.9+
Cc: Steve Wahl <steve.wahl@hpe.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: x86-ml <x86@kernel.org>
Link: https://lkml.kernel.org/r/20190213193413.25560-5-hedi.berriche@hpe.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2019-02-20 10:20:53 +01:00

..

broadcom

…

efi

x86/platform/UV: Use efi_runtime_lock to serialise BIOS calls

2019-02-20 10:20:53 +01:00

google

firmware: vpd: Fix section enabled flag on vpd_section_destroy

2018-09-19 22:43:40 +02:00

meson

firmware: meson-sm: Allow 0 as valid return value

2017-03-23 12:22:40 -07:00

tegra

firmware: tegra: set drvdata earlier

2017-08-17 13:08:08 +02:00

arm_scpi.c

Merge tag 'scpi-fixes-4.14' of git://git.kernel.org/pub/scm/linux/kernel/git/sudeep.holla/linux into next/drivers

2017-08-24 15:51:54 +02:00

dcdbas.c

firmware/dcdbas: Constify attribute_group structures

2017-08-21 09:43:51 +02:00

dcdbas.h

…

dell_rbu.c

…

dmi_scan.c

firmware: dmi_scan: Fix UUID length safety check

2018-05-30 07:52:22 +02:00

dmi-id.c

firmware: dmi: Fix permissions of product_family

2017-06-15 13:46:01 +02:00

dmi-sysfs.c

x86, mpparse, x86/acpi, x86/PCI, x86/dmi, SFI: Use memremap() for RAM mappings

2017-07-18 11:37:58 +02:00

edd.c

…

iscsi_ibft_find.c

…

iscsi_ibft.c

…

Kconfig

…

Makefile

License cleanup: add SPDX GPL-2.0 license identifier to files with no license

2017-11-02 11:10:55 +01:00

memmap.c

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pcdp.c

x86, mpparse, x86/acpi, x86/PCI, x86/dmi, SFI: Use memremap() for RAM mappings

2017-07-18 11:37:58 +02:00

pcdp.h

…

psci_checker.c

sched/headers: Prepare for new header dependencies before moving code to <uapi/linux/sched/types.h>

2017-03-02 08:42:27 +01:00

psci.c

firmware/psci: Expose SMCCC version through psci_ops

2018-02-16 20:22:56 +01:00

qcom_scm-32.c

firmware: qcom_scm: add two scm calls for iommu secure page table

2017-03-28 16:03:21 -05:00

qcom_scm-64.c

firmware: qcom_scm: add two scm calls for iommu secure page table

2017-03-28 16:03:21 -05:00

qcom_scm.c

firmware: qcom_scm: add two scm calls for iommu secure page table

2017-03-28 16:03:21 -05:00

qcom_scm.h

firmware: qcom_scm: add two scm calls for iommu secure page table

2017-03-28 16:03:21 -05:00

qemu_fw_cfg.c

fw_cfg: fix driver remove

2018-08-17 21:01:11 +02:00

raspberrypi.c

…

scpi_pm_domain.c

…

ti_sci.c

firmware: ti_sci: fix strncat length check

2017-05-19 10:31:36 +02:00

ti_sci.h

…