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Merge 5.10.123 into android12-5.10-lts

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Changes in 5.10.123
	Documentation: Add documentation for Processor MMIO Stale Data
	x86/speculation/mmio: Enumerate Processor MMIO Stale Data bug
	x86/speculation: Add a common function for MD_CLEAR mitigation update
	x86/speculation/mmio: Add mitigation for Processor MMIO Stale Data
	x86/bugs: Group MDS, TAA & Processor MMIO Stale Data mitigations
	x86/speculation/mmio: Enable CPU Fill buffer clearing on idle
	x86/speculation/mmio: Add sysfs reporting for Processor MMIO Stale Data
	x86/speculation/srbds: Update SRBDS mitigation selection
	x86/speculation/mmio: Reuse SRBDS mitigation for SBDS
	KVM: x86/speculation: Disable Fill buffer clear within guests
	x86/speculation/mmio: Print SMT warning
	Linux 5.10.123

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: If8739c564ffa42d263237934dd8258c8e7d3ec59
This commit is contained in:
Greg Kroah-Hartman
2022-07-28 15:51:41 +02:00
parent 8a8eb074ed 2a59239b22
commit fa431a5707
17 changed files with 675 additions and 40 deletions
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3
include/linux/cpu.h
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@@ -65,6 +65,9 @@ extern ssize_t cpu_show_tsx_async_abort(struct device *dev,
extern ssize_t cpu_show_itlb_multihit(struct device *dev,
struct device_attribute *attr, char *buf);
extern ssize_t cpu_show_srbds(struct device *dev, struct device_attribute *attr, char *buf);
extern ssize_t cpu_show_mmio_stale_data(struct device *dev,
struct device_attribute *attr,
char *buf);
extern __printf(4, 5)
struct device *cpu_device_create(struct device *parent, void *drvdata,