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| author | Kalesh Singh <[email protected]> | 2022-04-20 14:42:55 -0700 |
|---|---|---|
| committer | Marc Zyngier <[email protected]> | 2022-04-28 20:53:13 +0100 |
| commit | 1a919b17ef012ca0572bae759c27e5ea02bfb47f (patch) | |
| tree | ff35aed019fda798b598792bd0f4c8b496f174a1 /tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/Util.py | |
| parent | ce3354318a57875dc59f4bb841662e95bfba03db (diff) | |
KVM: arm64: Add guard pages for pKVM (protected nVHE) hypervisor stack
Map the stack pages in the flexible private VA range and allocate
guard pages below the stack as unbacked VA space. The stack is aligned
so that any valid stack address has PAGE_SHIFT bit as 1 - this is used
for overflow detection (implemented in a subsequent patch in the series)
Signed-off-by: Kalesh Singh <[email protected]>
Tested-by: Fuad Tabba <[email protected]>
Reviewed-by: Fuad Tabba <[email protected]>
Signed-off-by: Marc Zyngier <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Diffstat (limited to 'tools/perf/scripts/python/Perf-Trace-Util/lib/Perf/Trace/Util.py')
0 files changed, 0 insertions, 0 deletions