This will help us get rid of the global kvm object.
Signed-off-by: Sasha Levin <levinsasha928@xxxxxxxxx>
---
tools/kvm/builtin-run.c | 10 ++++++++--
tools/kvm/kvm.c | 1 +
2 files changed, 9 insertions(+), 2 deletions(-)
diff --git a/tools/kvm/builtin-run.c b/tools/kvm/builtin-run.c
index bca9122..ee59d1c 100644
--- a/tools/kvm/builtin-run.c
+++ b/tools/kvm/builtin-run.c
@@ -163,8 +163,10 @@ void kvm_run_set_wrapper_sandbox(void)
OPT_END() \
};
-static void handle_sigalrm(int sig)
+static void handle_sigalrm(int sig, siginfo_t *si, void *uc)
{
+ struct kvm *kvm = si->si_value.sival_ptr;
+
kvm__arch_periodic_poll(kvm);
}
@@ -476,12 +478,16 @@ static int kvm_cmd_run_init(int argc, const char **argv)
{
static char real_cmdline[2048], default_name[20];
unsigned int nr_online_cpus;
+ struct sigaction sa;
kvm = kvm__new();
if (IS_ERR(kvm))
return PTR_ERR(kvm);
- signal(SIGALRM, handle_sigalrm);
+ sa.sa_flags = SA_SIGINFO;
+ sa.sa_sigaction = handle_sigalrm;
+ sigemptyset(&sa.sa_mask);
+ sigaction(SIGALRM, &sa, NULL);
nr_online_cpus = sysconf(_SC_NPROCESSORS_ONLN);
kvm->cfg.custom_rootfs_name = "default";
diff --git a/tools/kvm/kvm.c b/tools/kvm/kvm.c
index 20322a3..d107931 100644
--- a/tools/kvm/kvm.c
+++ b/tools/kvm/kvm.c
@@ -358,6 +358,7 @@ int kvm_timer__init(struct kvm *kvm)
sev.sigev_value.sival_int = 0;
sev.sigev_notify = SIGEV_THREAD_ID;
sev.sigev_signo = SIGALRM;
+ sev.sigev_value.sival_ptr = kvm;
sev._sigev_un._tid = syscall(__NR_gettid);
r = timer_create(CLOCK_REALTIME, &sev, &kvm->timerid);
--
1.7.12
--
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