diff options
| author | David S. Miller <davem@davemloft.net> | 2020-04-25 19:24:42 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-04-25 20:18:53 -0700 |
| commit | d483389678f9e03d53f226641ea39679debcbc81 (patch) | |
| tree | e33c9e59627e806ef97be9ef66c48afb1e4ab393 /arch/x86/kvm/svm/sev.c | |
| parent | 6033cebdfff9b10192eb254e8cc60fedd595ea7f (diff) | |
| parent | b2768df24ec400dd4f7fa79542f797e904812053 (diff) | |
| download | lwn-d483389678f9e03d53f226641ea39679debcbc81.tar.gz lwn-d483389678f9e03d53f226641ea39679debcbc81.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Simple overlapping changes to linux/vermagic.h
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/x86/kvm/svm/sev.c')
| -rw-r--r-- | arch/x86/kvm/svm/sev.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/x86/kvm/svm/sev.c b/arch/x86/kvm/svm/sev.c index 0e3fc311d7da..cf912b4aaba8 100644 --- a/arch/x86/kvm/svm/sev.c +++ b/arch/x86/kvm/svm/sev.c @@ -12,6 +12,7 @@ #include <linux/kernel.h> #include <linux/highmem.h> #include <linux/psp-sev.h> +#include <linux/pagemap.h> #include <linux/swap.h> #include "x86.h" @@ -1117,7 +1118,7 @@ int __init sev_hardware_setup(void) /* Maximum number of encrypted guests supported simultaneously */ max_sev_asid = cpuid_ecx(0x8000001F); - if (!max_sev_asid) + if (!svm_sev_enabled()) return 1; /* Minimum ASID value that should be used for SEV guest */ @@ -1156,6 +1157,9 @@ err: void sev_hardware_teardown(void) { + if (!svm_sev_enabled()) + return; + bitmap_free(sev_asid_bitmap); bitmap_free(sev_reclaim_asid_bitmap); |