From: Jan Kiszka <jan.kiszka@web.de> To: Avi Kivity <avi@redhat.com>, Marcelo Tosatti <mtosatti@redhat.com> Cc: kvm@vger.kernel.org, qemu-devel@nongnu.org Cc: Alexander Graf <agraf@suse.de> Cc: Gleb Natapov <gleb@redhat.com> Cc: Huang Ying <ying.huang@intel.com> Subject: [PATCH 00/18] [uq/master] MCE & IO exit fixes, prepare for VCPU loop reuse Date: Mon, 10 Jan 2011 09:31:53 +0100 [thread overview] Message-ID: <cover.1294648329.git.jan.kiszka@web.de> (raw) This series has three major topics: - add required kernel reentry after IO exits - provide MCE forwarding under !CONFIG_IOTHREAD - prepare kvm_cpu_exec for qemu-kvm reuse Along these lines, several cleanups and simplifcations are applied to cpus.c and the KVM VCPU execution bits. The first patch should of course be dropped if uq/master is applied without "kvm: Drop return value of kvm_cpu_exec". Note that I did not yet to test the MCE support. Is there an easy way to trigger valid MCE events at kernel level? Or do I need to fake SIGBUS at qemu level? Jan Kiszka (18): Revert "kvm: Drop return value of kvm_cpu_exec" kvm: Drop redundant kvm_enabled from kvm_cpu_thread_fn kvm: Provide sigbus services arch-independently Refactor signal setup functions in cpus.c kvm: Set up signal mask also for !CONFIG_IOTHREAD kvm: Refactor qemu_kvm_eat_signals kvm: Add MCE signal support for !CONFIG_IOTHREAD kvm: Handle kvm_init_vcpu errors Refactor kvm&tcg function names in cpus.c Fix a few coding style violations in cpus.c Introduce VCPU self-signaling service kvm: Move irqchip event processing out of inner loop kvm: Unconditionally reenter kernel after IO exits kvm: Remove static return code of kvm_handle_io kvm: Leave kvm_cpu_exec directly after KVM_EXIT_SHUTDOWN kvm: Separate TCG from KVM cpu execution kvm: x86: Prepare VCPU loop for in-kernel irqchip kvm: Drop return values from kvm_arch_pre/post_run cpu-exec.c | 19 +-- cpus.c | 521 +++++++++++++++++++++++++++++++--------------------- kvm-all.c | 76 +++++---- kvm-stub.c | 9 +- kvm.h | 14 +- qemu-common.h | 1 + target-i386/kvm.c | 90 +++++----- target-ppc/kvm.c | 16 ++- target-s390x/kvm.c | 16 ++- 9 files changed, 444 insertions(+), 318 deletions(-)
WARNING: multiple messages have this Message-ID (diff)
From: Jan Kiszka <jan.kiszka@web.de> To: Avi Kivity <avi@redhat.com>, Marcelo Tosatti <mtosatti@redhat.com> Cc: Gleb Natapov <gleb@redhat.com>, Huang Ying <ying.huang@intel.com>, qemu-devel@nongnu.org, kvm@vger.kernel.org, Alexander Graf <agraf@suse.de> Subject: [Qemu-devel] [PATCH 00/18] [uq/master] MCE & IO exit fixes, prepare for VCPU loop reuse Date: Mon, 10 Jan 2011 09:31:53 +0100 [thread overview] Message-ID: <cover.1294648329.git.jan.kiszka@web.de> (raw) This series has three major topics: - add required kernel reentry after IO exits - provide MCE forwarding under !CONFIG_IOTHREAD - prepare kvm_cpu_exec for qemu-kvm reuse Along these lines, several cleanups and simplifcations are applied to cpus.c and the KVM VCPU execution bits. The first patch should of course be dropped if uq/master is applied without "kvm: Drop return value of kvm_cpu_exec". Note that I did not yet to test the MCE support. Is there an easy way to trigger valid MCE events at kernel level? Or do I need to fake SIGBUS at qemu level? Jan Kiszka (18): Revert "kvm: Drop return value of kvm_cpu_exec" kvm: Drop redundant kvm_enabled from kvm_cpu_thread_fn kvm: Provide sigbus services arch-independently Refactor signal setup functions in cpus.c kvm: Set up signal mask also for !CONFIG_IOTHREAD kvm: Refactor qemu_kvm_eat_signals kvm: Add MCE signal support for !CONFIG_IOTHREAD kvm: Handle kvm_init_vcpu errors Refactor kvm&tcg function names in cpus.c Fix a few coding style violations in cpus.c Introduce VCPU self-signaling service kvm: Move irqchip event processing out of inner loop kvm: Unconditionally reenter kernel after IO exits kvm: Remove static return code of kvm_handle_io kvm: Leave kvm_cpu_exec directly after KVM_EXIT_SHUTDOWN kvm: Separate TCG from KVM cpu execution kvm: x86: Prepare VCPU loop for in-kernel irqchip kvm: Drop return values from kvm_arch_pre/post_run cpu-exec.c | 19 +-- cpus.c | 521 +++++++++++++++++++++++++++++++--------------------- kvm-all.c | 76 +++++---- kvm-stub.c | 9 +- kvm.h | 14 +- qemu-common.h | 1 + target-i386/kvm.c | 90 +++++----- target-ppc/kvm.c | 16 ++- target-s390x/kvm.c | 16 ++- 9 files changed, 444 insertions(+), 318 deletions(-)
next reply other threads:[~2011-01-10 8:32 UTC|newest] Thread overview: 60+ messages / expand[flat|nested] mbox.gz Atom feed top 2011-01-10 8:31 Jan Kiszka [this message] 2011-01-10 8:31 ` [Qemu-devel] [PATCH 00/18] [uq/master] MCE & IO exit fixes, prepare for VCPU loop reuse Jan Kiszka 2011-01-10 8:31 ` [PATCH 01/18] Revert "kvm: Drop return value of kvm_cpu_exec" Jan Kiszka 2011-01-10 8:31 ` [Qemu-devel] " Jan Kiszka 2011-01-10 8:31 ` [PATCH 02/18] kvm: Drop redundant kvm_enabled from kvm_cpu_thread_fn Jan Kiszka 2011-01-10 8:31 ` [Qemu-devel] " Jan Kiszka 2011-01-10 8:31 ` [PATCH 03/18] kvm: Provide sigbus services arch-independently Jan Kiszka 2011-01-10 8:31 ` [Qemu-devel] " Jan Kiszka 2011-01-10 10:13 ` Paolo Bonzini 2011-01-10 10:13 ` [Qemu-devel] " Paolo Bonzini 2011-01-10 10:30 ` Jan Kiszka 2011-01-10 10:30 ` [Qemu-devel] " Jan Kiszka 2011-01-10 8:31 ` [PATCH 04/18] Refactor signal setup functions in cpus.c Jan Kiszka 2011-01-10 8:31 ` [Qemu-devel] " Jan Kiszka 2011-01-10 8:31 ` [PATCH 05/18] kvm: Set up signal mask also for !CONFIG_IOTHREAD Jan Kiszka 2011-01-10 8:31 ` [Qemu-devel] " Jan Kiszka 2011-01-10 8:31 ` [PATCH 06/18] kvm: Refactor qemu_kvm_eat_signals Jan Kiszka 2011-01-10 8:31 ` [Qemu-devel] " Jan Kiszka 2011-01-10 10:15 ` Paolo Bonzini 2011-01-10 10:15 ` [Qemu-devel] " Paolo Bonzini 2011-01-10 8:32 ` [PATCH 07/18] kvm: Add MCE signal support for !CONFIG_IOTHREAD Jan Kiszka 2011-01-10 8:32 ` [Qemu-devel] " Jan Kiszka 2011-01-24 11:17 ` Marcelo Tosatti 2011-01-24 11:17 ` [Qemu-devel] " Marcelo Tosatti 2011-01-24 12:36 ` Jan Kiszka 2011-01-24 12:36 ` [Qemu-devel] " Jan Kiszka 2011-01-26 8:09 ` Jan Kiszka 2011-01-26 8:09 ` [Qemu-devel] " Jan Kiszka 2011-01-26 12:01 ` Marcelo Tosatti 2011-01-26 12:01 ` [Qemu-devel] " Marcelo Tosatti 2011-01-26 12:06 ` Jan Kiszka 2011-01-26 12:06 ` [Qemu-devel] " Jan Kiszka 2011-01-10 8:32 ` [PATCH 08/18] kvm: Handle kvm_init_vcpu errors Jan Kiszka 2011-01-10 8:32 ` [Qemu-devel] " Jan Kiszka 2011-01-10 8:32 ` [PATCH 09/18] Refactor kvm&tcg function names in cpus.c Jan Kiszka 2011-01-10 8:32 ` [Qemu-devel] " Jan Kiszka 2011-01-10 8:32 ` [PATCH 10/18] Fix a few coding style violations " Jan Kiszka 2011-01-10 8:32 ` [Qemu-devel] " Jan Kiszka 2011-01-10 8:32 ` [PATCH 11/18] Introduce VCPU self-signaling service Jan Kiszka 2011-01-10 8:32 ` [Qemu-devel] " Jan Kiszka 2011-01-24 11:47 ` Marcelo Tosatti 2011-01-24 11:47 ` [Qemu-devel] " Marcelo Tosatti 2011-01-24 12:36 ` Jan Kiszka 2011-01-24 12:36 ` [Qemu-devel] " Jan Kiszka 2011-01-10 8:32 ` [PATCH 12/18] kvm: Move irqchip event processing out of inner loop Jan Kiszka 2011-01-10 8:32 ` [Qemu-devel] " Jan Kiszka 2011-01-10 8:32 ` [PATCH 13/18] kvm: Unconditionally reenter kernel after IO exits Jan Kiszka 2011-01-10 8:32 ` [Qemu-devel] " Jan Kiszka 2011-01-10 8:32 ` [PATCH 14/18] kvm: Remove static return code of kvm_handle_io Jan Kiszka 2011-01-10 8:32 ` [Qemu-devel] " Jan Kiszka 2011-01-10 8:32 ` [PATCH 15/18] kvm: Leave kvm_cpu_exec directly after KVM_EXIT_SHUTDOWN Jan Kiszka 2011-01-10 8:32 ` [Qemu-devel] " Jan Kiszka 2011-01-10 8:32 ` [PATCH 16/18] kvm: Separate TCG from KVM cpu execution Jan Kiszka 2011-01-10 8:32 ` [Qemu-devel] " Jan Kiszka 2011-01-10 8:32 ` [PATCH 17/18] kvm: x86: Prepare VCPU loop for in-kernel irqchip Jan Kiszka 2011-01-10 8:32 ` [Qemu-devel] " Jan Kiszka 2011-01-10 8:32 ` [PATCH 18/18] kvm: Drop return values from kvm_arch_pre/post_run Jan Kiszka 2011-01-10 8:32 ` [Qemu-devel] " Jan Kiszka 2011-01-10 10:10 ` [PATCH 00/18] [uq/master] MCE & IO exit fixes, prepare for VCPU loop reuse Jan Kiszka 2011-01-10 10:10 ` [Qemu-devel] " Jan Kiszka
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