From: Paolo Bonzini <pbonz...@redhat.com> The system requirements documented in this chapter are limited to x86 KVM targets. Clean them up and move them to the target section.
Signed-off-by: Paolo Bonzini <pbonz...@redhat.com> Message-id: 20200226113034.6741-8-pbonz...@redhat.com Reviewed-by: Peter Maydell <peter.mayd...@linaro.org> Signed-off-by: Peter Maydell <peter.mayd...@linaro.org> --- qemu-doc.texi | 22 ++++++++-------------- 1 file changed, 8 insertions(+), 14 deletions(-) diff --git a/qemu-doc.texi b/qemu-doc.texi index 88e84300e91..40fab523f35 100644 --- a/qemu-doc.texi +++ b/qemu-doc.texi @@ -38,7 +38,6 @@ * Introduction:: * QEMU System emulator:: * QEMU System emulator targets:: -* System requirements:: * Security:: * Implementation notes:: * Deprecated features:: @@ -190,6 +189,7 @@ various targets are mentioned in the following sections. @menu * pcsys_devices:: Peripherals * cpu_models_x86:: Supported CPU model configurations on x86 hosts +* pcsys_req:: OS requirements @end menu @node pcsys_devices @@ -267,6 +267,13 @@ CS4231A is the chip used in Windows Sound System and GUSMAX products @include docs/system/cpu-models-x86.texi @raisesections +@node pcsys_req +@subsection OS requirements + +On x86_64 hosts, the default set of CPU features enabled by the KVM accelerator +require the host to be running Linux v4.5 or newer. Red Hat Enterprise Linux +7 is also supported, since the required functionality was backported. + @node PowerPC System emulator @section PowerPC System emulator @cindex system emulation (PowerPC) @@ -1038,19 +1045,6 @@ so should only be used with trusted guest OS. @c man end -@node System requirements -@chapter System requirements - -@section KVM kernel module - -On x86_64 hosts, the default set of CPU features enabled by the KVM accelerator -require the host to be running Linux v4.5 or newer. - -The OpteronG[345] CPU models require KVM support for RDTSCP, which was -added with Linux 4.5 which is supported by the major distros. And even -if RHEL7 has kernel 3.10, KVM there has the required functionality there -to make it close to a 4.5 or newer kernel. - @include docs/security.texi @include qemu-tech.texi -- 2.20.1
