[libvirt] [PATCH] cpu: add CLZERO CPUID support for AMD platforms (libvirt 4.5)

Qemu commit e900135dcfb67 ("i386: Add CPUID bit for CLZERO and XSAVEERPTR") adds support for CLZERO CPUID bit. This commit extends support for this bit in libvirt. This patch is based off of libvirt-4.5 tree. Signed-off-by: Ani Sinha <ani.sinha@nutanix.com> --- src/cpu/cpu_map.xml | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/src/cpu/cpu_map.xml b/src/cpu/cpu_map.xml index 088c820..c251cb7 100644 --- a/src/cpu/cpu_map.xml +++ b/src/cpu/cpu_map.xml @@ -431,6 +431,9 @@ <feature name='virt-ssbd'> <cpuid eax_in='0x80000008' ebx='0x02000000'/> </feature> + <feature name='clzero'> + <cpuid eax_in='0x80000008' ebx='0x00000001'/> + </feature> <!-- models --> <model name='486'> @@ -1685,6 +1688,7 @@ <feature name='bmi2'/> <feature name='clflush'/> <feature name='clflushopt'/> + <feature name='clzero'/> <feature name='cmov'/> <feature name='cr8legacy'/> <feature name='cx16'/> @@ -1756,6 +1760,7 @@ <feature name='bmi2'/> <feature name='clflush'/> <feature name='clflushopt'/> + <feature name='clzero'/> <feature name='cmov'/> <feature name='cr8legacy'/> <feature name='cx16'/> -- 1.9.4

Hi all : Can I get some love for this patch? thanks ani On Dec 3, 2019, 4:49 PM +0530, Ani Sinha <ani.sinha@nutanix.com>, wrote: Qemu commit e900135dcfb67 ("i386: Add CPUID bit for CLZERO and XSAVEERPTR") adds support for CLZERO CPUID bit. This commit extends support for this bit in libvirt. This patch is based off of libvirt-4.5 tree. Signed-off-by: Ani Sinha <ani.sinha@nutanix.com> --- src/cpu/cpu_map.xml | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/src/cpu/cpu_map.xml b/src/cpu/cpu_map.xml index 088c820..c251cb7 100644 --- a/src/cpu/cpu_map.xml +++ b/src/cpu/cpu_map.xml @@ -431,6 +431,9 @@ <feature name='virt-ssbd'> <cpuid eax_in='0x80000008' ebx='0x02000000'/> </feature> + <feature name='clzero'> + <cpuid eax_in='0x80000008' ebx='0x00000001'/> + </feature> <!-- models --> <model name='486'> @@ -1685,6 +1688,7 @@ <feature name='bmi2'/> <feature name='clflush'/> <feature name='clflushopt'/> + <feature name='clzero'/> <feature name='cmov'/> <feature name='cr8legacy'/> <feature name='cx16'/> @@ -1756,6 +1760,7 @@ <feature name='bmi2'/> <feature name='clflush'/> <feature name='clflushopt'/> + <feature name='clzero'/> <feature name='cmov'/> <feature name='cr8legacy'/> <feature name='cx16'/> -- 1.9.4

On Tue, Dec 03, 2019 at 03:19:39 -0800, Ani Sinha wrote:
Qemu commit e900135dcfb67 ("i386: Add CPUID bit for CLZERO and XSAVEERPTR") adds support for CLZERO CPUID bit. This commit extends support for this bit in libvirt.
This patch is based off of libvirt-4.5 tree.
Thanks, but we are really only interested in patches against current master. Good thing is you sent it too so I reviewed that version. Jirka

Thanks. Going forward I will only send patches against the current master. Ani On 12/16/19, 5:37 PM, "Jiri Denemark" <jdenemar@redhat.com> wrote: On Tue, Dec 03, 2019 at 03:19:39 -0800, Ani Sinha wrote: > Qemu commit e900135dcfb67 ("i386: Add CPUID bit for CLZERO and XSAVEERPTR") > adds support for CLZERO CPUID bit. This commit extends support for this > bit in libvirt. > > This patch is based off of libvirt-4.5 tree. Thanks, but we are really only interested in patches against current master. Good thing is you sent it too so I reviewed that version. Jirka
participants (2)
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Ani Sinha
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Jiri Denemark