diff options
| author | Vipin Sharma <vipinsh@google.com> | 2021-03-29 21:42:06 -0700 |
|---|---|---|
| committer | Tejun Heo <tj@kernel.org> | 2021-04-04 13:34:46 -0400 |
| commit | 7aef27f0b2a8a58c28578d3e0caf3f27e1a1c39c (patch) | |
| tree | f34bad270dc8bfb86bf0bd8b1fdc2666237832ce /kernel | |
| parent | 25259fc914a1d06ba47263383612777a509281e9 (diff) | |
svm/sev: Register SEV and SEV-ES ASIDs to the misc controller
Secure Encrypted Virtualization (SEV) and Secure Encrypted
Virtualization - Encrypted State (SEV-ES) ASIDs are used to encrypt KVMs
on AMD platform. These ASIDs are available in the limited quantities on
a host.
Register their capacity and usage to the misc controller for tracking
via cgroups.
Signed-off-by: Vipin Sharma <vipinsh@google.com>
Reviewed-by: David Rientjes <rientjes@google.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/cgroup/misc.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/cgroup/misc.c b/kernel/cgroup/misc.c index 4352bc4a3bd5..ec02d963cad1 100644 --- a/kernel/cgroup/misc.c +++ b/kernel/cgroup/misc.c @@ -18,6 +18,12 @@ /* Miscellaneous res name, keep it in sync with enum misc_res_type */ static const char *const misc_res_name[] = { +#ifdef CONFIG_KVM_AMD_SEV + /* AMD SEV ASIDs resource */ + "sev", + /* AMD SEV-ES ASIDs resource */ + "sev_es", +#endif }; /* Root misc cgroup */ |