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| author |   Alexey Dobriyan <adobriyan@gmail.com> | 2024-08-02 18:42:52 +0300 |
|---|---|---|
| committer |   Juergen Gross <jgross@suse.com> | 2024-09-12 08:25:12 +0200 |
| commit | 416a33c9afcef24d8b48e414d08d4ae4472aa669 (patch) | |
| tree | 7e110e891366473155eb5bac442b5d0c6fe1a51f /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | xen, pvh: fix unbootable VMs (PVH + KASAN - AMD_MEM_ENCRYPT) (diff) | |
| download | wireguard-linux-416a33c9afcef24d8b48e414d08d4ae4472aa669.tar.xz wireguard-linux-416a33c9afcef24d8b48e414d08d4ae4472aa669.zip | |
x86/cpu: fix unbootable VMs by inlining memcmp() in hypervisor_cpuid_base()
If this memcmp() is not inlined then PVH early boot code can call
into KASAN-instrumented memcmp() which results in unbootable VMs:
pvh_start_xen
xen_prepare_pvh
xen_cpuid_base
hypervisor_cpuid_base
memcmp
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Acked-by: Juergen Gross <jgross@suse.com>
Message-ID: <20240802154253.482658-2-adobriyan@gmail.com>
Signed-off-by: Juergen Gross <jgross@suse.com>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions