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[PATCH 0/3] util/userfaultfd: Support /dev/userfaultfd
From: |
Peter Xu |
Subject: |
[PATCH 0/3] util/userfaultfd: Support /dev/userfaultfd |
Date: |
Wed, 25 Jan 2023 17:40:13 -0500 |
The new /dev/userfaultfd handle is superior to the system call with a
better permission control and also works for a restricted seccomp
environment.
The new device was only introduced in v6.1 so we need a header update.
Please have a look, thanks.
Peter Xu (3):
linux-headers: Update to v6.1
util/userfaultfd: Add uffd_open()
util/userfaultfd: Support /dev/userfaultfd
include/qemu/userfaultfd.h | 1 +
include/standard-headers/drm/drm_fourcc.h | 34 ++++-
include/standard-headers/linux/ethtool.h | 63 +++++++-
include/standard-headers/linux/fuse.h | 6 +-
.../linux/input-event-codes.h | 1 +
include/standard-headers/linux/virtio_blk.h | 19 +++
linux-headers/asm-generic/hugetlb_encode.h | 26 ++--
linux-headers/asm-generic/mman-common.h | 2 +
linux-headers/asm-mips/mman.h | 2 +
linux-headers/asm-riscv/kvm.h | 4 +
linux-headers/linux/kvm.h | 1 +
linux-headers/linux/psci.h | 14 ++
linux-headers/linux/userfaultfd.h | 4 +
linux-headers/linux/vfio.h | 142 ++++++++++++++++++
migration/postcopy-ram.c | 11 +-
tests/qtest/migration-test.c | 3 +-
util/trace-events | 1 +
util/userfaultfd.c | 49 +++++-
18 files changed, 354 insertions(+), 29 deletions(-)
--
2.37.3
- [PATCH 0/3] util/userfaultfd: Support /dev/userfaultfd,
Peter Xu <=