From: Randy Dunlap <rdunlap@infradead.org>
To: jeffxu@chromium.org, akpm@linux-foundation.org,
keescook@chromium.org, jannh@google.com, sroettger@google.com,
willy@infradead.org, gregkh@linuxfoundation.org,
torvalds@linux-foundation.org
Cc: jeffxu@google.com, jorgelo@chromium.org, groeck@chromium.org,
linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org,
linux-mm@kvack.org, surenb@google.com, alex.sierra@amd.com,
apopple@nvidia.com, aneesh.kumar@linux.ibm.com,
axelrasmussen@google.com, ben@decadent.org.uk,
catalin.marinas@arm.com, david@redhat.com, dwmw@amazon.co.uk,
ying.huang@intel.com, hughd@google.com, joey.gouly@arm.com,
corbet@lwn.net, wangkefeng.wang@huawei.com,
Liam.Howlett@oracle.com, lstoakes@gmail.com,
mawupeng1@huawei.com, linmiaohe@huawei.com, namit@vmware.com,
peterx@redhat.com, peterz@infradead.org, ryan.roberts@arm.com,
shr@devkernel.io, vbabka@suse.cz, xiujianfeng@huawei.com,
yu.ma@intel.com, zhangpeng362@huawei.com, dave.hansen@intel.com,
luto@kernel.org, linux-hardening@vger.kernel.org
Subject: Re: [RFC PATCH v2 1/8] mseal: Add mseal(2) syscall.
Date: Tue, 17 Oct 2023 08:45:36 -0700 [thread overview]
Message-ID: <cba3771f-09bb-4b2b-af13-00dd2f9c4e64@infradead.org> (raw)
In-Reply-To: <20231017090815.1067790-2-jeffxu@chromium.org>
nit:
On 10/17/23 02:08, jeffxu@chromium.org wrote:
| diff --git a/mm/Kconfig b/mm/Kconfig
| index 264a2df5ecf5..db8a567cb4d3 100644
| --- a/mm/Kconfig
| +++ b/mm/Kconfig
| @@ -1258,6 +1258,14 @@ config LOCK_MM_AND_FIND_VMA
| bool
| depends on !STACK_GROWSUP
|
| +config MSEAL
| + default n
| + bool "Enable mseal() system call"
| + depends on MMU
| + help
| + Enable the mseal() system call. Make memory areas's metadata immutable
areas'
$search_engine is your friend.
| + by selected system calls, i.e. mprotect(), munmap(), mremap(), mmap().
--
~Randy
next prev parent reply other threads:[~2023-10-17 15:45 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-17 9:08 [RFC PATCH v2 0/8] Introduce mseal() syscall jeffxu
2023-10-17 9:08 ` [RFC PATCH v2 1/8] mseal: Add mseal(2) syscall jeffxu
2023-10-17 15:45 ` Randy Dunlap [this message]
2023-10-17 9:08 ` [RFC PATCH v2 2/8] mseal: Wire up mseal syscall jeffxu
2023-10-17 9:08 ` [RFC PATCH v2 3/8] mseal: add can_modify_mm and can_modify_vma jeffxu
2023-10-17 9:08 ` [RFC PATCH v2 4/8] mseal: Check seal flag for mprotect(2) jeffxu
2023-10-17 9:08 ` [RFC PATCH v2 5/8] mseal: Check seal flag for munmap(2) jeffxu
2023-10-17 16:54 ` Linus Torvalds
2023-10-18 15:08 ` Jeff Xu
2023-10-18 17:14 ` Jeff Xu
2023-10-18 18:27 ` Linus Torvalds
2023-10-18 19:07 ` Jeff Xu
2023-10-17 9:08 ` [RFC PATCH v2 6/8] mseal: Check seal flag for mremap(2) jeffxu
2023-10-20 13:56 ` Muhammad Usama Anjum
2023-10-17 9:08 ` [RFC PATCH v2 7/8] mseal:Check seal flag for mmap(2) jeffxu
2023-10-17 17:04 ` Linus Torvalds
2023-10-17 17:43 ` Linus Torvalds
2023-10-18 7:01 ` Jeff Xu
2023-10-19 7:27 ` Stephen Röttger
2023-10-17 9:08 ` [RFC PATCH v2 8/8] selftest mm/mseal mprotect/munmap/mremap/mmap jeffxu
2023-10-20 14:24 ` Muhammad Usama Anjum
2023-10-20 15:23 ` Peter Zijlstra
2023-10-20 16:33 ` Muhammad Usama Anjum
2023-10-19 9:19 ` [RFC PATCH v2 0/8] Introduce mseal() syscall David Laight
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