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authorIngo Molnar <mingo@kernel.org>2017-11-29 09:11:24 +0300
committerIngo Molnar <mingo@kernel.org>2017-11-29 09:11:24 +0300
commit4fc31ba13d052c2933bf91095c063cf9a39effd0 (patch)
treebeabb73c2fe245e6541126732895da62e55bc8ee /include/linux/percpu-defs.h
parent0e18dd12064e07519f7cbff4149ca7fff620cbed (diff)
parentb29c6ef7bb1257853c1e31616d84f55e561cf631 (diff)
downloadlinux-4fc31ba13d052c2933bf91095c063cf9a39effd0.tar.xz
Merge branch 'linus' into perf/urgent, to pick up dependent commits
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux/percpu-defs.h')
-rw-r--r--include/linux/percpu-defs.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/include/linux/percpu-defs.h b/include/linux/percpu-defs.h
index 8f16299ca068..2d2096ba1cfe 100644
--- a/include/linux/percpu-defs.h
+++ b/include/linux/percpu-defs.h
@@ -173,6 +173,21 @@
DEFINE_PER_CPU_SECTION(type, name, "..read_mostly")
/*
+ * Declaration/definition used for per-CPU variables that should be accessed
+ * as decrypted when memory encryption is enabled in the guest.
+ */
+#if defined(CONFIG_VIRTUALIZATION) && defined(CONFIG_AMD_MEM_ENCRYPT)
+
+#define DECLARE_PER_CPU_DECRYPTED(type, name) \
+ DECLARE_PER_CPU_SECTION(type, name, "..decrypted")
+
+#define DEFINE_PER_CPU_DECRYPTED(type, name) \
+ DEFINE_PER_CPU_SECTION(type, name, "..decrypted")
+#else
+#define DEFINE_PER_CPU_DECRYPTED(type, name) DEFINE_PER_CPU(type, name)
+#endif
+
+/*
* Intermodule exports for per-CPU variables. sparse forgets about
* address space across EXPORT_SYMBOL(), change EXPORT_SYMBOL() to
* noop if __CHECKER__.