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Zeng Guang 1421211ae1 KVM: VMX: Prepare VMCS setting for posted interrupt enabling when APICv is available
Currently KVM setup posted interrupt VMCS only depending on
per-vcpu APICv activation status at the vCPU creation time.
However, this status can be toggled dynamically under some
circumstance. So potentially, later posted interrupt enabling
may be problematic without VMCS readiness.

To fix this, always settle the VMCS setting for posted interrupt
as long as APICv is available and lapic locates in kernel.

Signed-off-by: Zeng Guang <guang.zeng@intel.com>
Message-Id: <20220315145836.9910-1-guang.zeng@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2022-04-02 05:41:19 -04:00
arch KVM: VMX: Prepare VMCS setting for posted interrupt enabling when APICv is available 2022-04-02 05:41:19 -04:00
block block: bio-integrity: Advance seed correctly for larger interval sizes 2022-02-03 21:09:24 -07:00
certs certs: Fix build error when CONFIG_MODULE_SIG_KEY is empty 2022-01-23 00:08:44 +09:00
crypto lib/crypto: blake2s: avoid indirect calls to compression function for Clang CFI 2022-02-04 19:22:32 +01:00
Documentation KVM: x86/xen: Advertise and document KVM_XEN_HVM_CONFIG_EVTCHN_SEND 2022-04-02 05:41:17 -04:00
drivers ata fixes for 5.17-rc4 2022-02-07 12:10:35 -08:00
fs NFS Client Bugfixes for Linux 5.17-rc 2022-02-08 12:03:07 -08:00
include KVM: x86/xen: Advertise and document KVM_XEN_HVM_CONFIG_EVTCHN_SEND 2022-04-02 05:41:17 -04:00
init lib/stackdepot: allow optional init and stack_table allocation by kvmalloc() 2022-01-22 08:33:37 +02:00
ipc ipc/sem: do not sleep with a spin lock held 2022-02-04 09:25:05 -08:00
kernel KVM: x86: allow defining return-0 static calls 2022-02-18 12:44:22 -05:00
lib lib/crypto: blake2s: avoid indirect calls to compression function for Clang CFI 2022-02-04 19:22:32 +01:00
LICENSES LICENSES/LGPL-2.1: Add LGPL-2.1-or-later as valid identifiers 2021-12-16 14:33:10 +01:00
mm mm: use vmalloc_array and vcalloc for array allocations 2022-03-08 09:30:46 -05:00
net NFS Client Bugfixes for Linux 5.17-rc 2022-02-08 12:03:07 -08:00
samples Merge branch 'akpm' (patches from Andrew) 2022-01-20 10:41:01 +02:00
scripts ftrace: Have architectures opt-in for mcount build time sorting 2022-01-27 19:15:44 -05:00
security integrity-v5-17-fix 2022-02-07 09:55:14 -08:00
sound ASoC: Fixes for v5.17 2022-02-01 16:52:54 +01:00
tools KVM: x86/xen: Update self test for Xen PV timers 2022-04-02 05:41:18 -04:00
usr kbuild: remove include/linux/cyclades.h from header file check 2022-01-27 08:51:08 +01:00
virt KVM: Remove dirty handling from gfn_to_pfn_cache completely 2022-04-02 05:34:41 -04:00
.clang-format genirq/msi: Make interrupt allocation less convoluted 2021-12-16 22:22:20 +01:00
.cocciconfig
.get_maintainer.ignore Opt out of scripts/get_maintainer.pl 2019-05-16 10:53:40 -07:00
.gitattributes .gitattributes: use 'dts' diff driver for dts files 2019-12-04 19:44:11 -08:00
.gitignore .gitignore: ignore only top-level modules.builtin 2021-05-02 00:43:35 +09:00
.mailmap mailmap: update Christian Brauner's email address 2022-02-01 11:21:31 -08:00
COPYING COPYING: state that all contributions really are covered by this file 2020-02-10 13:32:20 -08:00
CREDITS MAINTAINERS: Removing Ohad from remoteproc/rpmsg maintenance 2021-12-08 10:09:40 -07:00
Kbuild kbuild: rename hostprogs-y/always to hostprogs/always-y 2020-02-04 01:53:07 +09:00
Kconfig kbuild: ensure full rebuild when the compiler is updated 2020-05-12 13:28:33 +09:00
MAINTAINERS KVM: s390: MAINTAINERS: promote Claudio Imbrenda 2022-02-11 09:55:53 +01:00
Makefile Linux 5.17-rc3 2022-02-06 12:20:50 -08:00
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 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.