From: Yanan Wang <wangyanan55@huawei.com>
To: <kvm@vger.kernel.org>, <linux-kselftest@vger.kernel.org>,
<linux-kernel@vger.kernel.org>
Cc: Paolo Bonzini <pbonzini@redhat.com>,
Ben Gardon <bgardon@google.com>,
"Sean Christopherson" <seanjc@google.com>,
Vitaly Kuznetsov <vkuznets@redhat.com>,
Arnaldo Carvalho de Melo <acme@redhat.com>,
Ingo Molnar <mingo@kernel.org>, Andrew Jones <drjones@redhat.com>,
Peter Xu <peterx@redhat.com>, Marc Zyngier <maz@kernel.org>,
<wanghaibin.wang@huawei.com>, <yuzenghui@huawei.com>,
"Yanan Wang" <wangyanan55@huawei.com>
Subject: [RFC PATCH v2 1/7] tools include: sync head files of mmap flag encodings about hugetlb
Date: Thu, 25 Feb 2021 13:59:34 +0800 [thread overview]
Message-ID: <20210225055940.18748-2-wangyanan55@huawei.com> (raw)
In-Reply-To: <20210225055940.18748-1-wangyanan55@huawei.com>
This patch syncs contents of tools/include/asm-generic/hugetlb_encode.h
and include/uapi/asm-generic/hugetlb_encode.h. Arch powerpc supports 16KB
hugepages and ARM64 supports 32MB/512MB hugepages. The corresponding mmap
flags have already been added in include/uapi/asm-generic/hugetlb_encode.h,
but not tools/include/asm-generic/hugetlb_encode.h.
Signed-off-by: Yanan Wang <wangyanan55@huawei.com>
---
tools/include/asm-generic/hugetlb_encode.h | 3 +++
1 file changed, 3 insertions(+)
diff --git a/tools/include/asm-generic/hugetlb_encode.h b/tools/include/asm-generic/hugetlb_encode.h
index e4732d3c2998..4f3d5aaa11f5 100644
--- a/tools/include/asm-generic/hugetlb_encode.h
+++ b/tools/include/asm-generic/hugetlb_encode.h
@@ -20,13 +20,16 @@
#define HUGETLB_FLAG_ENCODE_SHIFT 26
#define HUGETLB_FLAG_ENCODE_MASK 0x3f
+#define HUGETLB_FLAG_ENCODE_16KB (14 << HUGETLB_FLAG_ENCODE_SHIFT)
#define HUGETLB_FLAG_ENCODE_64KB (16 << HUGETLB_FLAG_ENCODE_SHIFT)
#define HUGETLB_FLAG_ENCODE_512KB (19 << HUGETLB_FLAG_ENCODE_SHIFT)
#define HUGETLB_FLAG_ENCODE_1MB (20 << HUGETLB_FLAG_ENCODE_SHIFT)
#define HUGETLB_FLAG_ENCODE_2MB (21 << HUGETLB_FLAG_ENCODE_SHIFT)
#define HUGETLB_FLAG_ENCODE_8MB (23 << HUGETLB_FLAG_ENCODE_SHIFT)
#define HUGETLB_FLAG_ENCODE_16MB (24 << HUGETLB_FLAG_ENCODE_SHIFT)
+#define HUGETLB_FLAG_ENCODE_32MB (25 << HUGETLB_FLAG_ENCODE_SHIFT)
#define HUGETLB_FLAG_ENCODE_256MB (28 << HUGETLB_FLAG_ENCODE_SHIFT)
+#define HUGETLB_FLAG_ENCODE_512MB (29 << HUGETLB_FLAG_ENCODE_SHIFT)
#define HUGETLB_FLAG_ENCODE_1GB (30 << HUGETLB_FLAG_ENCODE_SHIFT)
#define HUGETLB_FLAG_ENCODE_2GB (31 << HUGETLB_FLAG_ENCODE_SHIFT)
#define HUGETLB_FLAG_ENCODE_16GB (34 << HUGETLB_FLAG_ENCODE_SHIFT)
--
2.19.1
next prev parent reply other threads:[~2021-02-25 6:02 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-25 5:59 [RFC PATCH v2 0/7] Some improvement and a new test for kvm page table Yanan Wang
2021-02-25 5:59 ` Yanan Wang [this message]
2021-02-25 5:59 ` [RFC PATCH v2 2/7] KVM: selftests: Use flag CLOCK_MONOTONIC_RAW for timing Yanan Wang
2021-02-25 18:54 ` Andrew Jones
2021-02-26 2:49 ` wangyanan (Y)
2021-02-25 5:59 ` [RFC PATCH v2 3/7] KVM: selftests: Make a generic helper to get vm guest mode strings Yanan Wang
2021-02-25 18:55 ` Andrew Jones
2021-02-26 5:56 ` wangyanan (Y)
2021-02-25 5:59 ` [RFC PATCH v2 4/7] KVM: selftests: Add a helper to get system configured THP page size Yanan Wang
2021-02-25 23:27 ` Ben Gardon
2021-02-25 5:59 ` [RFC PATCH v2 5/7] KVM: selftests: List all hugetlb src types specified with page sizes Yanan Wang
2021-02-25 23:42 ` Ben Gardon
2021-02-26 5:45 ` wangyanan (Y)
2021-02-25 5:59 ` [RFC PATCH v2 6/7] KVM: selftests: Adapt vm_userspace_mem_region_add to new helpers Yanan Wang
2021-02-25 23:44 ` Ben Gardon
2021-02-26 5:48 ` wangyanan (Y)
2021-02-25 5:59 ` [RFC PATCH v2 7/7] KVM: selftests: Add a test for kvm page table code Yanan Wang
2021-02-25 23:45 ` [RFC PATCH v2 0/7] Some improvement and a new test for kvm page table Ben Gardon
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