android_kernel_samsung_a7y1.../drivers/acpi
James Morse 4479fb40d2 ACPI / APEI: Switch estatus pool to use vmalloc memory
[ Upstream commit 0ac234be1a9497498e57d958f4251f5257b116b4 ]

The ghes code is careful to parse and round firmware's advertised
memory requirements for CPER records, up to a maximum of 64K.
However when ghes_estatus_pool_expand() does its work, it splits
the requested size into PAGE_SIZE granules.

This means if firmware generates 5K of CPER records, and correctly
describes this in the table, __process_error() will silently fail as it
is unable to allocate more than PAGE_SIZE.

Switch the estatus pool to vmalloc() memory. On x86 vmalloc() memory
may fault and be fixed up by vmalloc_fault(). To prevent this call
vmalloc_sync_all() before an NMI handler could discover the memory.

Signed-off-by: James Morse <james.morse@arm.com>
Reviewed-by: Borislav Petkov <bp@suse.de>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2020-04-07 12:43:08 +02:00
..
acpica A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
apei ACPI / APEI: Switch estatus pool to use vmalloc memory 2020-04-07 12:43:08 +02:00
pmic A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
ac.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
acpi_apd.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
acpi_cmos_rtc.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
acpi_extlog.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
acpi_ipmi.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
acpi_lpat.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
acpi_lpss.c ACPI / LPSS: Ignore acpi_device_fix_up_power() return value 2020-04-07 12:41:18 +02:00
acpi_memhotplug.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
acpi_pad.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
acpi_platform.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
acpi_pnp.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
acpi_processor.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
acpi_video.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
battery.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
battery.h A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
bgrt.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
blacklist.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
bus.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
button.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
cm_sbs.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
container.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
cppc_acpi.c ACPI / CPPC: do not require the _PSD method 2020-04-07 07:38:54 +02:00
custom_method.c ACPI: custom_method: fix memory leaks 2020-04-07 07:38:59 +02:00
debugfs.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
device_pm.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
device_sysfs.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
dock.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
ec_sys.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
ec.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
event.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
fan.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
glue.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
gsi.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
hed.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
int340x_thermal.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
internal.h A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
ioapic.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
Kconfig A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
Makefile A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
nfit.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
nfit.h A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
numa.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
nvs.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
osl.c ACPI / SBS: Fix rare oops when removing modules 2020-04-07 12:32:57 +02:00
pci_irq.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
pci_link.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
pci_root.c PCI/ACPI: Correct error message for ASPM disabling 2020-04-07 12:28:27 +02:00
pci_slot.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
power.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
proc.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
processor_core.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
processor_driver.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
processor_idle.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
processor_pdc.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
processor_perflib.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
processor_thermal.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
processor_throttling.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
property.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
reboot.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
resource.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
sbs.c ACPI / SBS: Fix GPE storm on recent MacBookPro's 2020-04-06 15:20:26 +02:00
sbshc.c ACPI / SBS: Fix rare oops when removing modules 2020-04-07 12:32:57 +02:00
sbshc.h A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
scan.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
sleep.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
sleep.h A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
sysfs.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
tables.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
thermal.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
utils.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
video_detect.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30
wakeup.c A750FXXU4CTBC 2020-03-27 21:51:54 +05:30