From: Zhang Qilong <zhangqilong3@huawei.com>
To: <akpm@linux-foundation.org>, <david@kernel.org>,
<lorenzo.stoakes@oracle.com>, <corbet@lwn.net>
Cc: <ziy@nvidia.com>, <baolin.wang@linux.alibaba.com>,
<Liam.Howlett@oracle.com>, <npache@redhat.com>,
<ryan.roberts@arm.com>, <dev.jain@arm.com>, <baohua@kernel.org>,
<lance.yang@linux.dev>, <vbabka@suse.cz>, <rppt@kernel.org>,
<surenb@google.com>, <mhocko@suse.com>,
<wangkefeng.wang@huawei.com>, <sunnanyong@huawei.com>,
<linux-mm@kvack.org>, <linux-doc@vger.kernel.org>,
<linux-kernel@vger.kernel.org>,
Zhang Qilong <zhangqilong3@huawei.com>
Subject: [PATCH next 0/2] THP COW support for private executable file mmap
Date: Mon, 15 Dec 2025 20:34:05 +0800 [thread overview]
Message-ID: <20251215123407.380813-1-zhangqilong3@huawei.com> (raw)
This patch series implementate THP COW for private executable file
mmap. It's major designed to increase the iTLB cache hit rate for
hot patching application, and we add a new sysfs knob to disable or
enable it.
Zhang Qilong (2):
mm/huge_memory: Implementation of THP COW for executable file mmap
mm/huge_memory: Add sysfs knob for executable THP COW
Documentation/admin-guide/mm/transhuge.rst | 8 ++
include/linux/huge_mm.h | 5 +
mm/huge_memory.c | 105 ++++++++++++++++++++-
mm/memory.c | 13 +++
4 files changed, 130 insertions(+), 1 deletion(-)
--
2.43.0
next reply other threads:[~2025-12-15 12:38 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-12-15 12:34 Zhang Qilong [this message]
2025-12-15 12:34 ` [PATCH next 1/2] mm/huge_memory: Implementation of THP COW for " Zhang Qilong
2025-12-16 4:42 ` kernel test robot
2025-12-16 5:03 ` kernel test robot
2025-12-16 10:31 ` kernel test robot
2025-12-15 12:34 ` [PATCH next 2/2] mm/huge_memory: Add sysfs knob for executable THP COW Zhang Qilong
2025-12-16 6:07 ` kernel test robot
2025-12-16 11:38 ` kernel test robot
2025-12-16 12:13 ` kernel test robot
2025-12-15 14:00 ` [PATCH next 0/2] THP COW support for private executable file mmap Matthew Wilcox
2025-12-15 14:26 ` David Hildenbrand (Red Hat)
2025-12-16 2:12 zhangqilong
2025-12-16 2:24 zhangqilong
2025-12-16 2:43 ` David Hildenbrand (Red Hat)
2025-12-16 7:42 zhangqilong
2025-12-30 21:29 ` David Hildenbrand (Red Hat)
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