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| author | Atish Patra <atish.patra@wdc.com> | 2021-09-27 17:10:12 +0530 |
|---|---|---|
| committer | Anup Patel <anup@brainfault.org> | 2021-10-04 16:08:23 +0530 |
| commit | 5de52d4a23ad3346c3cb24aae728ef6642d1a92e (patch) | |
| tree | 2e5e161bb93e0cecc740a8029a4d186ddb71ad27 /tools/perf/scripts/python/exported-sql-viewer.py | |
| parent | 3a9f66cb25e18a3eeca36c08d9f823a35b3ddc22 (diff) | |
RISC-V: KVM: FP lazy save/restore
This patch adds floating point (F and D extension) context save/restore
for guest VCPUs. The FP context is saved and restored lazily only when
kernel enter/exits the in-kernel run loop and not during the KVM world
switch. This way FP save/restore has minimal impact on KVM performance.
Signed-off-by: Atish Patra <atish.patra@wdc.com>
Signed-off-by: Anup Patel <anup.patel@wdc.com>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Alexander Graf <graf@amazon.com>
Acked-by: Palmer Dabbelt <palmerdabbelt@google.com>
Diffstat (limited to 'tools/perf/scripts/python/exported-sql-viewer.py')
0 files changed, 0 insertions, 0 deletions