search for: vc_handle_rdpmc

Displaying 11 results from an estimated 11 matches for "vc_handle_rdpmc".

2020 Apr 28
0
[PATCH v3 59/75] x86/sev-es: Handle MONITOR/MONITORX Events
...--- arch/x86/kernel/sev-es.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/arch/x86/kernel/sev-es.c b/arch/x86/kernel/sev-es.c index 601554e6360f..1a961714cd1b 100644 --- a/arch/x86/kernel/sev-es.c +++ b/arch/x86/kernel/sev-es.c @@ -824,6 +824,22 @@ static enum es_result vc_handle_rdpmc(struct ghcb *ghcb, struct es_em_ctxt *ctxt return ES_OK; } +static enum es_result vc_handle_monitor(struct ghcb *ghcb, + struct es_em_ctxt *ctxt) +{ + phys_addr_t monitor_pa; + pgd_t *pgd; + + pgd = __va(read_cr3_pa()); + monitor_pa = vc_slow_virt_to_phys(ghcb, ctxt->regs->ax); + + g...
2020 May 20
2
[PATCH v3 59/75] x86/sev-es: Handle MONITOR/MONITORX Events
...+++++++++++++++++++ > 1 file changed, 19 insertions(+) > > diff --git a/arch/x86/kernel/sev-es.c b/arch/x86/kernel/sev-es.c > index 601554e6360f..1a961714cd1b 100644 > --- a/arch/x86/kernel/sev-es.c > +++ b/arch/x86/kernel/sev-es.c > @@ -824,6 +824,22 @@ static enum es_result vc_handle_rdpmc(struct ghcb *ghcb, struct es_em_ctxt *ctxt > return ES_OK; > } > > +static enum es_result vc_handle_monitor(struct ghcb *ghcb, > + struct es_em_ctxt *ctxt) > +{ > + phys_addr_t monitor_pa; > + pgd_t *pgd; > + > + pgd = __va(read_cr3_pa()); > + monitor_pa =...
2020 May 20
2
[PATCH v3 59/75] x86/sev-es: Handle MONITOR/MONITORX Events
...+++++++++++++++++++ > 1 file changed, 19 insertions(+) > > diff --git a/arch/x86/kernel/sev-es.c b/arch/x86/kernel/sev-es.c > index 601554e6360f..1a961714cd1b 100644 > --- a/arch/x86/kernel/sev-es.c > +++ b/arch/x86/kernel/sev-es.c > @@ -824,6 +824,22 @@ static enum es_result vc_handle_rdpmc(struct ghcb *ghcb, struct es_em_ctxt *ctxt > return ES_OK; > } > > +static enum es_result vc_handle_monitor(struct ghcb *ghcb, > + struct es_em_ctxt *ctxt) > +{ > + phys_addr_t monitor_pa; > + pgd_t *pgd; > + > + pgd = __va(read_cr3_pa()); > + monitor_pa =...
2020 Jul 24
86
[PATCH v5 00/75] x86: SEV-ES Guest Support
From: Joerg Roedel <jroedel at suse.de> Hi, here is a rebased version of the latest SEV-ES patches. They are now based on latest tip/master instead of upstream Linux and include the necessary changes. Changes to v4 are in particular: - Moved early IDT setup code to idt.c, because the idt_descr and the idt_table are now static - This required to make stack protector work early (or
2020 Jul 14
92
[PATCH v4 00/75] x86: SEV-ES Guest Support
From: Joerg Roedel <jroedel at suse.de> Hi, here is the fourth version of the SEV-ES Guest Support patches. I addressed the review comments sent to me for the previous version and rebased the code v5.8-rc5. The biggest change in this version is the IST handling code for the #VC handler. I adapted the entry code for the #VC handler to the big pile of entry code changes merged into
2020 Jul 14
92
[PATCH v4 00/75] x86: SEV-ES Guest Support
From: Joerg Roedel <jroedel at suse.de> Hi, here is the fourth version of the SEV-ES Guest Support patches. I addressed the review comments sent to me for the previous version and rebased the code v5.8-rc5. The biggest change in this version is the IST handling code for the #VC handler. I adapted the entry code for the #VC handler to the big pile of entry code changes merged into
2020 Aug 24
96
[PATCH v6 00/76] x86: SEV-ES Guest Support
From: Joerg Roedel <jroedel at suse.de> Hi, here is the new version of the SEV-ES client enabling patch-set. It is based on the latest tip/master branch and contains the necessary changes. In particular those ar: - Enabling CR4.FSGSBASE early on supported processors so that early #VC exceptions on APs can be handled. - Add another patch (patch 1) to fix a KVM frame-size build
2020 Sep 07
84
[PATCH v7 00/72] x86: SEV-ES Guest Support
From: Joerg Roedel <jroedel at suse.de> Hi, here is a new version of the SEV-ES Guest Support patches for x86. The previous versions can be found as a linked list starting here: https://lore.kernel.org/lkml/20200824085511.7553-1-joro at 8bytes.org/ I updated the patch-set based on ther review comments I got and the discussions around it. Another important change is that the early IDT
2020 Sep 07
84
[PATCH v7 00/72] x86: SEV-ES Guest Support
From: Joerg Roedel <jroedel at suse.de> Hi, here is a new version of the SEV-ES Guest Support patches for x86. The previous versions can be found as a linked list starting here: https://lore.kernel.org/lkml/20200824085511.7553-1-joro at 8bytes.org/ I updated the patch-set based on ther review comments I got and the discussions around it. Another important change is that the early IDT
2020 Apr 28
116
[PATCH v3 00/75] x86: SEV-ES Guest Support
Hi, here is the next version of changes to enable Linux to run as an SEV-ES guest. The code was rebased to v5.7-rc3 and got a fair number of changes since the last version. What is SEV-ES ============== SEV-ES is an acronym for 'Secure Encrypted Virtualization - Encrypted State' and means a hardware feature of AMD processors which hides the register state of VCPUs to the hypervisor by
2020 Apr 28
116
[PATCH v3 00/75] x86: SEV-ES Guest Support
Hi, here is the next version of changes to enable Linux to run as an SEV-ES guest. The code was rebased to v5.7-rc3 and got a fair number of changes since the last version. What is SEV-ES ============== SEV-ES is an acronym for 'Secure Encrypted Virtualization - Encrypted State' and means a hardware feature of AMD processors which hides the register state of VCPUs to the hypervisor by