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Kunkun Jiang e9649129d3 KVM: arm64: vgic-its: Clear DTE when MAPD unmaps a device
vgic_its_save_device_tables will traverse its->device_list to
save DTE for each device. vgic_its_restore_device_tables will
traverse each entry of device table and check if it is valid.
Restore if valid.

But when MAPD unmaps a device, it does not invalidate the
corresponding DTE. In the scenario of continuous saves
and restores, there may be a situation where a device's DTE
is not saved but is restored. This is unreasonable and may
cause restore to fail. This patch clears the corresponding
DTE when MAPD unmaps a device.

Cc: stable@vger.kernel.org
Fixes: 57a9a11715 ("KVM: arm64: vgic-its: Device table save/restore")
Co-developed-by: Shusen Li <lishusen2@huawei.com>
Signed-off-by: Shusen Li <lishusen2@huawei.com>
Signed-off-by: Kunkun Jiang <jiangkunkun@huawei.com>
[Jing: Update with entry write helper]
Signed-off-by: Jing Zhang <jingzhangos@google.com>
Link: https://lore.kernel.org/r/20241107214137.428439-5-jingzhangos@google.com
Signed-off-by: Oliver Upton <oliver.upton@linux.dev>
2024-11-11 19:52:31 +00:00
arch KVM: arm64: vgic-its: Clear DTE when MAPD unmaps a device 2024-11-11 19:52:31 +00:00
block block-6.12-20241026 2024-10-27 08:29:36 -10:00
certs
crypto This push fixes the following issues: 2024-10-16 08:42:54 -07:00
Documentation Power management fixes for 6.12-rc5 2024-10-25 11:00:50 -07:00
drivers platform-drivers-x86 for v6.12-3 2024-10-27 08:40:33 -10:00
fs XFS bug fixes for 6.12-rc5 2024-10-27 08:23:49 -10:00
include fuse fixes for 6.12-rc5 2024-10-25 11:41:18 -07:00
init cfi: fix conditions for HAVE_CFI_ICALL_NORMALIZE_INTEGERS 2024-10-13 22:23:13 +02:00
io_uring io_uring/rw: fix wrong NOWAIT check in io_rw_init_file() 2024-10-19 09:25:45 -06:00
ipc
kernel Fixes for function graph: 2024-10-27 08:56:22 -10:00
lib Probes fixes for v6.12-rc4(2): 2024-10-24 13:51:58 -07:00
LICENSES
mm LoongArch: Set initial pte entry with PAGE_GLOBAL for kernel space 2024-10-21 22:11:19 +08:00
net BPF fixes: 2024-10-24 16:53:20 -07:00
rust Driver core fix for 6.12-rc3 2024-10-13 09:10:52 -07:00
samples
scripts kbuild: rust: add CONFIG_RUSTC_LLVM_VERSION 2024-10-13 22:22:28 +02:00
security ipe: fallback to platform keyring also if key in trusted keyring is rejected 2024-10-18 12:14:53 -07:00
sound ASoC: Fixes for v6.12 2024-10-24 07:57:39 +02:00
tools BPF fixes: 2024-10-24 16:53:20 -07:00
usr
virt ARM64: 2024-10-21 11:22:04 -07:00
.clang-format
.cocciconfig
.editorconfig
.get_maintainer.ignore
.gitattributes
.gitignore
.mailmap Including fixes from netfiler, xfrm and bluetooth. 2024-10-24 16:43:50 -07:00
.rustfmt.toml
COPYING
CREDITS
Kbuild
Kconfig
MAINTAINERS gpio fixes for v6.12-rc5 2024-10-25 10:47:51 -07:00
Makefile Linux 6.12-rc5 2024-10-27 12:52:02 -10:00
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 reStructuredText 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.