diff mbox series

[v6,03/12] cgroup/misc: Add SGX EPC resource type

Message ID 20231030182013.40086-4-haitao.huang@linux.intel.com (mailing list archive)
State New, archived
Headers show
Series Add Cgroup support for SGX EPC memory | expand

Commit Message

Haitao Huang Oct. 30, 2023, 6:20 p.m. UTC 
From: Kristen Carlson Accardi <kristen@linux.intel.com>

Add SGX EPC memory, MISC_CG_RES_SGX_EPC, to be a valid resource type
for the misc controller.

Signed-off-by: Kristen Carlson Accardi <kristen@linux.intel.com>
Co-developed-by: Haitao Huang <haitao.huang@linux.intel.com>
Signed-off-by: Haitao Huang <haitao.huang@linux.intel.com>
---
V6:
- Split the original patch into this and the preceding one (Kai)
---
 include/linux/misc_cgroup.h | 4 ++++
 kernel/cgroup/misc.c        | 4 ++++
 2 files changed, 8 insertions(+)
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Patch

diff --git a/include/linux/misc_cgroup.h b/include/linux/misc_cgroup.h
index 2a3b1f8dc669..368f6c5fccae 100644
--- a/include/linux/misc_cgroup.h
+++ b/include/linux/misc_cgroup.h
@@ -17,6 +17,10 @@  enum misc_res_type {
 	MISC_CG_RES_SEV,
 	/* AMD SEV-ES ASIDs resource */
 	MISC_CG_RES_SEV_ES,
+#endif
+#ifdef CONFIG_CGROUP_SGX_EPC
+	/* SGX EPC memory resource */
+	MISC_CG_RES_SGX_EPC,
 #endif
 	MISC_CG_RES_TYPES
 };
diff --git a/kernel/cgroup/misc.c b/kernel/cgroup/misc.c
index fa464324ccf8..a22500851fe8 100644
--- a/kernel/cgroup/misc.c
+++ b/kernel/cgroup/misc.c
@@ -24,6 +24,10 @@  static const char *const misc_res_name[] = {
 	/* AMD SEV-ES ASIDs resource */
 	"sev_es",
 #endif
+#ifdef CONFIG_CGROUP_SGX_EPC
+	/* Intel SGX EPC memory bytes */
+	"sgx_epc",
+#endif
 };
 
 /* Root misc cgroup */