The source for the Linux kernel used in Windows Subsystem for Linux 2 (WSL2)
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Peter Xu dd361e5033 mm/hugetlb: make walk_hugetlb_range() safe to pmd unshare
Since walk_hugetlb_range() walks the pgtable, it needs the vma lock to
make sure the pgtable page will not be freed concurrently.

Link: https://lkml.kernel.org/r/20221216155226.2043738-1-peterx@redhat.com
Signed-off-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Mike Kravetz <mike.kravetz@oracle.com>
Reviewed-by: John Hubbard <jhubbard@nvidia.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: James Houghton <jthoughton@google.com>
Cc: Jann Horn <jannh@google.com>
Cc: Miaohe Lin <linmiaohe@huawei.com>
Cc: Muchun Song <songmuchun@bytedance.com>
Cc: Nadav Amit <nadav.amit@gmail.com>
Cc: Rik van Riel <riel@surriel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2023-01-18 17:12:39 -08:00
Documentation Sync with v6.2-rc4 2023-01-18 16:52:20 -08:00
LICENSES
arch mm/uffd: always wr-protect pte in pte|pmd_mkuffd_wp() 2023-01-18 17:12:37 -08:00
block block-6.2-2023-01-13 2023-01-13 17:41:19 -06:00
certs
crypto
drivers - Fix the EDAC device's confusion in the polling setting units 2023-01-15 07:12:58 -06:00
fs mm/hugetlb: make userfaultfd_huge_must_wait() safe to pmd unshare 2023-01-18 17:12:38 -08:00
include mm/hugetlb: make walk_hugetlb_range() safe to pmd unshare 2023-01-18 17:12:39 -08:00
init Sync with v6.2-rc4 2023-01-18 16:52:20 -08:00
io_uring io_uring: lock overflowing for IOPOLL 2023-01-13 07:32:46 -07:00
ipc
kernel mm/memfd: add MFD_NOEXEC_SEAL and MFD_EXEC 2023-01-18 17:12:37 -08:00
lib Sync with v6.2-rc4 2023-01-18 16:52:20 -08:00
mm mm/hugetlb: make walk_hugetlb_range() safe to pmd unshare 2023-01-18 17:12:39 -08:00
net Including fixes from rxrpc. 2023-01-12 18:20:44 -06:00
rust
samples
scripts kernel hardening fixes for v6.2-rc4 2023-01-14 10:04:00 -06:00
security
sound sound fixes for 6.2-rc4 2023-01-13 08:20:29 -06:00
tools selftests/memfd: add tests for MFD_NOEXEC_SEAL MFD_EXEC 2023-01-18 17:12:37 -08:00
usr
virt KVM: Ensure lockdep knows about kvm->lock vs. vcpu->mutex ordering rule 2023-01-11 13:32:21 -05:00
.clang-format
.cocciconfig
.get_maintainer.ignore
.gitattributes
.gitignore
.mailmap Sync with v6.2-rc4 2023-01-18 16:52:20 -08:00
.rustfmt.toml
COPYING
CREDITS
Kbuild
Kconfig
MAINTAINERS Sync with v6.2-rc4 2023-01-18 16:52:20 -08:00
Makefile Linux 6.2-rc4 2023-01-15 09:22:43 -06:00
README

README

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.