From: Kristen Carlson Accardi <kristen@linux.intel.com>
To: jarkko@kernel.org, dave.hansen@linux.kernel.org, tj@kernel.org,
linux-kernel@vger.kernel.org, linux-sgx@vger.kernel.org,
cgroups@vger.kernel.org, Zefan Li <lizefan.x@bytedance.com>,
Johannes Weiner <hannes@cmpxchg.org>
Cc: zhiquan1.li@intel.com, Kristen Carlson Accardi <kristen@linux.intel.com>
Subject: [PATCH 24/26] cgroup/misc: Add SGX EPC resource type
Date: Fri, 11 Nov 2022 10:35:29 -0800 [thread overview]
Message-ID: <20221111183532.3676646-25-kristen@linux.intel.com> (raw)
In-Reply-To: <20221111183532.3676646-1-kristen@linux.intel.com>
Allow SGX EPC memory to be a valid resource type for the misc
controller.
Signed-off-by: Kristen Carlson Accardi <kristen@linux.intel.com>
---
include/linux/misc_cgroup.h | 4 ++++
kernel/cgroup/misc.c | 4 ++++
2 files changed, 8 insertions(+)
diff --git a/include/linux/misc_cgroup.h b/include/linux/misc_cgroup.h
index cee848205715..aeaf4acf22af 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 642879ad136f..e73a034adca3 100644
--- a/kernel/cgroup/misc.c
+++ b/kernel/cgroup/misc.c
@@ -25,6 +25,10 @@ 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 */
--
2.37.3
next prev parent reply other threads:[~2022-11-11 18:37 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-11 18:35 [PATCH 00/26] Add Cgroup support for SGX EPC memory Kristen Carlson Accardi
2022-11-11 18:35 ` [PATCH 01/26] x86/sgx: Call cond_resched() at the end of sgx_reclaim_pages() Kristen Carlson Accardi
2022-11-15 23:27 ` Jarkko Sakkinen
2022-11-16 1:00 ` Reinette Chatre
2022-11-11 18:35 ` [PATCH 02/26] x86/sgx: Store struct sgx_encl when allocating new va pages Kristen Carlson Accardi
2022-11-15 23:31 ` Jarkko Sakkinen
2022-11-11 18:35 ` [PATCH 03/26] x86/sgx: Add 'struct sgx_epc_lru' to encapsulate lru list(s) Kristen Carlson Accardi
2022-11-15 23:35 ` Jarkko Sakkinen
2022-11-11 18:35 ` [PATCH 04/26] x86/sgx: Use sgx_epc_lru for existing active page list Kristen Carlson Accardi
2022-11-11 18:35 ` [PATCH 05/26] x86/sgx: Track epc pages on reclaimable or unreclaimable lists Kristen Carlson Accardi
2022-11-11 18:35 ` [PATCH 06/26] x86/sgx: Introduce RECLAIM_IN_PROGRESS flag for EPC pages Kristen Carlson Accardi
2022-11-15 23:42 ` Jarkko Sakkinen
2022-11-11 18:35 ` [PATCH 07/26] x86/sgx: Use a list to track to-be-reclaimed pages during reclaim Kristen Carlson Accardi
2022-11-11 18:35 ` [PATCH 08/26] x86/sgx: Add EPC page flags to identify type of page Kristen Carlson Accardi
2022-11-11 18:35 ` [PATCH 09/26] x86/sgx: Allow reclaiming up to 32 pages, but scan 16 by default Kristen Carlson Accardi
2022-11-11 18:35 ` [PATCH 10/26] x86/sgx: Return the number of EPC pages that were successfully reclaimed Kristen Carlson Accardi
2022-11-11 18:35 ` [PATCH 11/26] x86/sgx: Add option to ignore age of page during EPC reclaim Kristen Carlson Accardi
2022-11-11 18:35 ` [PATCH 12/26] x86/sgx: Add helper to retrieve SGX EPC LRU given an EPC page Kristen Carlson Accardi
2022-11-11 18:35 ` [PATCH 13/26] x86/sgx: Prepare for multiple LRUs Kristen Carlson Accardi
2022-11-11 18:35 ` [PATCH 14/26] x86/sgx: Expose sgx_reclaim_pages() for use by EPC cgroup Kristen Carlson Accardi
2022-11-11 18:35 ` [PATCH 15/26] x86/sgx: Add helper to grab pages from an arbitrary EPC LRU Kristen Carlson Accardi
2022-11-11 18:35 ` [PATCH 16/26] x86/sgx: Add EPC OOM path to forcefully reclaim EPC Kristen Carlson Accardi
2022-11-11 18:35 ` [PATCH 17/26] cgroup/misc: Add notifier block list support for css events Kristen Carlson Accardi
2022-11-14 22:42 ` Tejun Heo
2022-11-14 23:10 ` Kristen Carlson Accardi
2022-11-14 23:11 ` Tejun Heo
2022-11-14 23:17 ` Kristen Carlson Accardi
2022-11-11 18:35 ` [PATCH 18/26] cgroup/misc: Expose root_misc Kristen Carlson Accardi
2022-11-14 22:19 ` Tejun Heo
2022-11-11 18:35 ` [PATCH 19/26] cgroup/misc: Expose parent_misc() Kristen Carlson Accardi
2022-11-14 22:30 ` Tejun Heo
2022-11-11 18:35 ` [PATCH 20/26] cgroup/misc: allow users of misc cgroup to read specific cgroup usage Kristen Carlson Accardi
2022-11-14 22:31 ` Tejun Heo
2022-11-11 18:35 ` [PATCH 21/26] cgroup/misc: allow misc cgroup consumers to read the max value Kristen Carlson Accardi
2022-11-14 22:33 ` Tejun Heo
2022-11-11 18:35 ` [PATCH 22/26] cgroup/misc: Add private per cgroup data to struct misc_cg Kristen Carlson Accardi
2022-11-14 22:34 ` Tejun Heo
2022-11-11 18:35 ` [PATCH 23/26] cgroup/misc: Add tryget functionality for misc controller Kristen Carlson Accardi
2022-11-11 18:35 ` Kristen Carlson Accardi [this message]
2022-11-11 18:35 ` [PATCH 25/26] x86/sgx: Add support for misc cgroup controller Kristen Carlson Accardi
2022-11-14 22:38 ` Tejun Heo
2022-11-11 18:35 ` [PATCH 26/26] Docs/x86/sgx: Add description for cgroup support Kristen Carlson Accardi
2022-11-12 9:28 ` Bagas Sanjaya
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