From: Paolo Bonzini <pbonzini@redhat.com>
To: Roman Bolshakov <r.bolshakov@yadro.com>, qemu-devel@nongnu.org
Cc: Eduardo Habkost <ehabkost@redhat.com>,
Claudio Fontana <cfontana@suse.de>,
Cameron Esfahani <dirty@apple.com>,
Richard Henderson <rth@twiddle.net>
Subject: Re: [PATCH 6/8] i386: hvf: Drop hvf_reset_vcpu()
Date: Thu, 25 Jun 2020 12:31:49 +0200 [thread overview]
Message-ID: <ac800efc-c51d-e44c-de5c-cdef81d24dec@redhat.com> (raw)
In-Reply-To: <20200624225850.16982-7-r.bolshakov@yadro.com>
On 25/06/20 00:58, Roman Bolshakov wrote:
> + uint64_t pdpte[4] = {0, 0, 0, 0};
> + int i;
> +
> + /* Reset IA-32e mode guest (LMA) */
> + wvmcs(cpu->hvf_fd, VMCS_ENTRY_CTLS, 0);
> +
Where is the place (if any...) that calls macvm_set_cr0 and
macvm_set_cr4 from cpu_synchronize_*? If you have such a place it
should take care of resetting LMA as well. Assuming that no entry
controls are ever set is quite fragile.
Paolo
next prev parent reply other threads:[~2020-06-25 10:33 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-24 22:58 [PATCH 0/8] Improve synchronization between QEMU and HVF Roman Bolshakov
2020-06-24 22:58 ` [PATCH 1/8] i386: hvf: Set env->eip in macvm_set_rip() Roman Bolshakov
2020-06-24 22:58 ` [PATCH 2/8] i386: hvf: Move synchronize functions to sysemu Roman Bolshakov
2020-06-25 7:09 ` Claudio Fontana
2020-06-24 22:58 ` [PATCH 3/8] i386: hvf: Add hvf_cpu_synchronize_pre_loadvm() Roman Bolshakov
2020-06-24 22:58 ` [PATCH 4/8] i386: hvf: Implement CPU kick Roman Bolshakov
2020-06-25 7:07 ` Claudio Fontana
2020-06-25 10:51 ` Roman Bolshakov
2020-06-25 10:28 ` Paolo Bonzini
2020-06-25 15:57 ` Roman Bolshakov
2020-06-25 18:34 ` Paolo Bonzini
2020-06-29 11:31 ` Roman Bolshakov
2020-06-29 13:03 ` Paolo Bonzini
2020-06-29 13:29 ` Roman Bolshakov
2020-06-29 13:35 ` Paolo Bonzini
2020-06-29 14:04 ` Roman Bolshakov
2020-06-29 14:18 ` Paolo Bonzini
2020-06-30 10:12 ` Roman Bolshakov
2020-06-30 10:43 ` Paolo Bonzini
2020-06-24 22:58 ` [PATCH 5/8] i386: hvf: Don't duplicate register reset Roman Bolshakov
2020-06-24 22:58 ` [PATCH 6/8] i386: hvf: Drop hvf_reset_vcpu() Roman Bolshakov
2020-06-25 10:31 ` Paolo Bonzini [this message]
2020-06-25 12:36 ` Roman Bolshakov
2020-06-25 13:30 ` Paolo Bonzini
2020-06-25 15:02 ` Roman Bolshakov
2020-06-25 18:26 ` Paolo Bonzini
2020-06-29 12:58 ` Roman Bolshakov
2020-06-24 22:58 ` [PATCH 7/8] i386: hvf: Clean up synchronize functions Roman Bolshakov
2020-06-24 22:58 ` [PATCH 8/8] MAINTAINERS: Add Cameron as HVF co-maintainer Roman Bolshakov
2020-06-25 11:08 ` [PATCH 0/8] Improve synchronization between QEMU and HVF Paolo Bonzini
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