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| author | Claudio Imbrenda <imbrenda@linux.ibm.com> | 2026-08-03 14:40:34 +0200 |
|---|---|---|
| committer | Claudio Imbrenda <imbrenda@linux.ibm.com> | 2026-08-03 16:51:34 +0200 |
| commit | 4db7207052874f13dec1e9be384cca279c6693e8 (patch) | |
| tree | 47a463a2dd197211462901a4dcc67e558da3570b /tools/perf/scripts/python | |
| parent | d699986f11bf854bddecd6b1bfdf53e05ef945d6 (diff) | |
KVM: s390: Fix race in __do_essa()
An unlikely race between __do_essa() and kvm_s390_vm_start_migration(),
kvm_s390_vm_stop_migration(), or dat_get_cmma() was possible.
Fix by locking kvm->slots_arch_lock. Since this is not a hot path, the
overhead of an additional mutex is negligible.
Fixes: e38c884df921 ("KVM: s390: Switch to new gmap")
Signed-off-by: Claudio Imbrenda <imbrenda@linux.ibm.com>
Message-ID: <20260803124040.126471-8-imbrenda@linux.ibm.com>
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions