From: Marcelo Tosatti <mtosatti@redhat.com>
To: kvm@vger.kernel.org
Cc: avi@redhat.com, sheng@linux.intel.com,
Marcelo Tosatti <mtosatti@redhat.com>
Subject: [patch 1/2] libkvm: pit not reinject support
Date: Tue, 30 Dec 2008 15:48:58 -0200 [thread overview]
Message-ID: <20081230175034.215911602@localhost.localdomain> (raw)
In-Reply-To: 20081230174857.883810441@localhost.localdomain
[-- Attachment #1: libkvm-pit-no-reinject --]
[-- Type: text/plain, Size: 1271 bytes --]
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Index: kvm-userspace.pit/libkvm/libkvm-x86.c
===================================================================
--- kvm-userspace.pit.orig/libkvm/libkvm-x86.c
+++ kvm-userspace.pit/libkvm/libkvm-x86.c
@@ -75,6 +75,23 @@ int kvm_create_pit(kvm_context_t kvm)
return 0;
}
+int kvm_pit_reinject_control(kvm_context_t kvm, int reinject)
+{
+#ifdef KVM_CAP_PIT_REINJECT_CONTROL
+ int r;
+ struct kvm_pit_reinject_control control;
+
+ control.reinject = reinject;
+
+ r = ioctl(kvm->fd, KVM_CHECK_EXTENSION, KVM_CAP_PIT_REINJECT_CONTROL);
+ if (r > 0) {
+ r = ioctl(kvm->vm_fd, KVM_PIT_REINJECT_CONTROL, &control);
+ return r;
+ }
+#endif
+ return -ENOSYS;
+}
+
int kvm_arch_create(kvm_context_t kvm, unsigned long phys_mem_bytes,
void **vm_mem)
{
Index: kvm-userspace.pit/libkvm/libkvm.h
===================================================================
--- kvm-userspace.pit.orig/libkvm/libkvm.h
+++ kvm-userspace.pit/libkvm/libkvm.h
@@ -646,6 +646,8 @@ int kvm_get_pit(kvm_context_t kvm, struc
int kvm_set_pit(kvm_context_t kvm, struct kvm_pit_state *s);
#endif
+int kvm_pit_reinject_control(kvm_context_t kvm, int reinject);
+
#endif
#ifdef KVM_CAP_VAPIC
--
next prev parent reply other threads:[~2008-12-30 18:03 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-12-30 17:48 [patch 0/2] QEMU/KVM: PIT interrupt reinjection control support (v2) Marcelo Tosatti
2008-12-30 17:48 ` Marcelo Tosatti [this message]
2008-12-31 9:53 ` [patch 1/2] libkvm: pit not reinject support Avi Kivity
2008-12-30 17:48 ` [patch 2/2] QEMU/KVM: provide an option to disable in-kernel PIT int reinjection Marcelo Tosatti
-- strict thread matches above, loose matches on Subject: below --
2008-12-29 17:42 [patch 0/2] QEMU/KVM: PIT no interrupt reinjection support Marcelo Tosatti
2008-12-29 17:42 ` [patch 1/2] libkvm: pit not reinject support Marcelo Tosatti
2008-12-30 10:09 ` Avi Kivity
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20081230175034.215911602@localhost.localdomain \
--to=mtosatti@redhat.com \
--cc=avi@redhat.com \
--cc=kvm@vger.kernel.org \
--cc=sheng@linux.intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox