From: Anshuman Khandual <anshuman.khandual@arm.com>
To: linux-mm@kvack.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Cc: suzuki.poulose@arm.com, punit.agrawal@arm.com,
will.deacon@arm.com, Steven.Price@arm.com,
catalin.marinas@arm.com, mhocko@kernel.org,
mike.kravetz@oracle.com, n-horiguchi@ah.jp.nec.com
Subject: [PATCH 3/4] arm64/mm: Enable HugeTLB migration
Date: Tue, 2 Oct 2018 17:45:30 +0530 [thread overview]
Message-ID: <1538482531-26883-4-git-send-email-anshuman.khandual@arm.com> (raw)
In-Reply-To: <1538482531-26883-1-git-send-email-anshuman.khandual@arm.com>
Let arm64 subscribe to generic HugeTLB page migration framework. Right now
this only works on the following PMD and PUD level HugeTLB page sizes with
various kernel base page size combinations.
CONT PTE PMD CONT PMD PUD
-------- --- -------- ---
4K: NA 2M NA 1G
16K: NA 32M NA
64K: NA 512M NA
Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com>
---
arch/arm64/Kconfig | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index 1b1a0e9..e54350f 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -1305,6 +1305,10 @@ config SYSVIPC_COMPAT
def_bool y
depends on COMPAT && SYSVIPC
+config ARCH_ENABLE_HUGEPAGE_MIGRATION
+ def_bool y
+ depends on HUGETLB_PAGE && MIGRATION
+
menu "Power management options"
source "kernel/power/Kconfig"
--
2.7.4
WARNING: multiple messages have this Message-ID (diff)
From: anshuman.khandual@arm.com (Anshuman Khandual)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 3/4] arm64/mm: Enable HugeTLB migration
Date: Tue, 2 Oct 2018 17:45:30 +0530 [thread overview]
Message-ID: <1538482531-26883-4-git-send-email-anshuman.khandual@arm.com> (raw)
In-Reply-To: <1538482531-26883-1-git-send-email-anshuman.khandual@arm.com>
Let arm64 subscribe to generic HugeTLB page migration framework. Right now
this only works on the following PMD and PUD level HugeTLB page sizes with
various kernel base page size combinations.
CONT PTE PMD CONT PMD PUD
-------- --- -------- ---
4K: NA 2M NA 1G
16K: NA 32M NA
64K: NA 512M NA
Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com>
---
arch/arm64/Kconfig | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index 1b1a0e9..e54350f 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -1305,6 +1305,10 @@ config SYSVIPC_COMPAT
def_bool y
depends on COMPAT && SYSVIPC
+config ARCH_ENABLE_HUGEPAGE_MIGRATION
+ def_bool y
+ depends on HUGETLB_PAGE && MIGRATION
+
menu "Power management options"
source "kernel/power/Kconfig"
--
2.7.4
next prev parent reply other threads:[~2018-10-02 12:15 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-02 12:15 [PATCH 0/4] arm64/mm: Enable HugeTLB migration Anshuman Khandual
2018-10-02 12:15 ` Anshuman Khandual
2018-10-02 12:15 ` [PATCH 1/4] mm/hugetlb: Enable PUD level huge page migration Anshuman Khandual
2018-10-02 12:15 ` Anshuman Khandual
2018-10-02 12:38 ` Suzuki K Poulose
2018-10-02 12:38 ` Suzuki K Poulose
2018-10-02 12:56 ` Anshuman Khandual
2018-10-02 12:56 ` Anshuman Khandual
2018-10-02 12:56 ` Anshuman Khandual
2018-10-03 10:22 ` Suzuki K Poulose
2018-10-03 10:22 ` Suzuki K Poulose
2018-10-03 10:22 ` Suzuki K Poulose
2018-10-03 11:10 ` Anshuman Khandual
2018-10-03 11:10 ` Anshuman Khandual
2018-10-03 11:10 ` Anshuman Khandual
2018-10-03 11:17 ` Suzuki K Poulose
2018-10-03 11:17 ` Suzuki K Poulose
2018-10-03 11:17 ` Suzuki K Poulose
2018-10-03 11:27 ` Michal Hocko
2018-10-03 11:27 ` Michal Hocko
2018-10-02 12:39 ` Michal Hocko
2018-10-02 12:39 ` Michal Hocko
2018-10-03 2:16 ` Anshuman Khandual
2018-10-03 2:16 ` Anshuman Khandual
2018-10-03 6:58 ` Michal Hocko
2018-10-03 6:58 ` Michal Hocko
2018-10-03 9:58 ` Anshuman Khandual
2018-10-03 9:58 ` Anshuman Khandual
2018-10-03 10:59 ` Michal Hocko
2018-10-03 10:59 ` Michal Hocko
2018-10-03 11:37 ` Anshuman Khandual
2018-10-03 11:37 ` Anshuman Khandual
2018-10-03 11:48 ` Michal Hocko
2018-10-03 11:48 ` Michal Hocko
2018-10-03 13:06 ` Anshuman Khandual
2018-10-03 13:06 ` Anshuman Khandual
2018-10-03 13:36 ` Michal Hocko
2018-10-03 13:36 ` Michal Hocko
2018-10-05 7:34 ` Anshuman Khandual
2018-10-05 7:34 ` Anshuman Khandual
2018-10-09 14:14 ` Michal Hocko
2018-10-09 14:14 ` Michal Hocko
2018-10-10 3:09 ` Anshuman Khandual
2018-10-10 3:09 ` Anshuman Khandual
2018-10-10 9:39 ` Michal Hocko
2018-10-10 9:39 ` Michal Hocko
2018-10-11 3:16 ` Anshuman Khandual
2018-10-11 3:16 ` Anshuman Khandual
2018-10-02 12:15 ` [PATCH 2/4] mm/hugetlb: Enable arch specific huge page size support for migration Anshuman Khandual
2018-10-02 12:15 ` Anshuman Khandual
2018-10-02 12:15 ` Anshuman Khandual [this message]
2018-10-02 12:15 ` [PATCH 3/4] arm64/mm: Enable HugeTLB migration Anshuman Khandual
2018-10-02 12:15 ` [PATCH 4/4] arm64/mm: Enable HugeTLB migration for contiguous bit HugeTLB pages Anshuman Khandual
2018-10-02 12:15 ` Anshuman Khandual
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