From: David Hildenbrand <david@redhat.com>
To: qemu-s390x@nongnu.org
Cc: qemu-devel@nongnu.org, Richard Henderson <rth@twiddle.net>,
Alexander Graf <agraf@suse.de>, Cornelia Huck <cohuck@redhat.com>,
Christian Borntraeger <borntraeger@de.ibm.com>,
Thomas Huth <thuth@redhat.com>,
David Hildenbrand <david@redhat.com>
Subject: [Qemu-devel] [PATCH v2 2/7] s390x/tcg: drop tod_basetime
Date: Wed, 20 Jun 2018 12:08:20 +0200 [thread overview]
Message-ID: <20180620100825.22476-3-david@redhat.com> (raw)
In-Reply-To: <20180620100825.22476-1-david@redhat.com>
Never set to anything but 0.
Signed-off-by: David Hildenbrand <david@redhat.com>
---
target/s390x/cpu.c | 1 -
target/s390x/cpu.h | 1 -
target/s390x/misc_helper.c | 4 ++--
3 files changed, 2 insertions(+), 4 deletions(-)
diff --git a/target/s390x/cpu.c b/target/s390x/cpu.c
index 03ea6eafa7..a41b3f34ab 100644
--- a/target/s390x/cpu.c
+++ b/target/s390x/cpu.c
@@ -289,7 +289,6 @@ static void s390_cpu_initfn(Object *obj)
qemu_get_timedate(&tm, 0);
env->tod_offset = TOD_UNIX_EPOCH +
(time2tod(mktimegm(&tm)) * 1000000000ULL);
- env->tod_basetime = 0;
env->tod_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, s390x_tod_timer, cpu);
env->cpu_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, s390x_cpu_timer, cpu);
s390_cpu_set_state(S390_CPU_STATE_STOPPED, cpu);
diff --git a/target/s390x/cpu.h b/target/s390x/cpu.h
index ac51c17fb4..4abfe88a3d 100644
--- a/target/s390x/cpu.h
+++ b/target/s390x/cpu.h
@@ -131,7 +131,6 @@ struct CPUS390XState {
#endif
uint64_t tod_offset;
- uint64_t tod_basetime;
QEMUTimer *tod_timer;
QEMUTimer *cpu_timer;
diff --git a/target/s390x/misc_helper.c b/target/s390x/misc_helper.c
index de1ced2082..dd5273949b 100644
--- a/target/s390x/misc_helper.c
+++ b/target/s390x/misc_helper.c
@@ -141,7 +141,7 @@ uint64_t HELPER(stck)(CPUS390XState *env)
uint64_t time;
time = env->tod_offset +
- time2tod(qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) - env->tod_basetime);
+ time2tod(qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL));
return time;
}
@@ -161,7 +161,7 @@ void HELPER(sckc)(CPUS390XState *env, uint64_t time)
/* nanoseconds */
time = tod2time(time);
- timer_mod(env->tod_timer, env->tod_basetime + time);
+ timer_mod(env->tod_timer, time);
}
/* Set Tod Programmable Field */
--
2.17.1
next prev parent reply other threads:[~2018-06-20 10:08 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-20 10:08 [Qemu-devel] [PATCH v2 0/7] s390x: TOD refactoring + TCG CPU hotplug support David Hildenbrand
2018-06-20 10:08 ` [Qemu-devel] [PATCH v2 1/7] s390x/tod: factor out TOD into separate device David Hildenbrand
2018-06-21 11:15 ` Thomas Huth
2018-06-21 11:51 ` David Hildenbrand
2018-06-20 10:08 ` David Hildenbrand [this message]
2018-06-21 11:33 ` [Qemu-devel] [PATCH v2 2/7] s390x/tcg: drop tod_basetime Thomas Huth
2018-06-20 10:08 ` [Qemu-devel] [PATCH v2 3/7] s390x/tcg: properly implement the TOD David Hildenbrand
2018-06-20 19:33 ` Richard Henderson
2018-06-20 20:33 ` David Hildenbrand
2018-06-20 21:00 ` Richard Henderson
2018-06-21 11:44 ` Thomas Huth
2018-06-21 11:52 ` David Hildenbrand
2018-06-20 10:08 ` [Qemu-devel] [PATCH v2 4/7] s390x/tcg: SET CLOCK COMPARATOR can clear CKC interrupts David Hildenbrand
2018-06-21 12:09 ` Thomas Huth
2018-06-21 13:54 ` David Hildenbrand
2018-06-21 14:01 ` [Qemu-devel] [qemu-s390x] " Thomas Huth
2018-06-21 14:10 ` [Qemu-devel] " Cornelia Huck
2018-06-21 13:58 ` Cornelia Huck
2018-06-21 14:03 ` David Hildenbrand
2018-06-20 10:08 ` [Qemu-devel] [PATCH v2 5/7] s390x/tcg: implement SET CLOCK David Hildenbrand
2018-06-21 13:14 ` Thomas Huth
2018-06-21 14:01 ` David Hildenbrand
2018-06-21 14:23 ` Cornelia Huck
2018-06-20 10:08 ` [Qemu-devel] [PATCH v2 6/7] s390x/tcg: rearm the CKC timer during migration David Hildenbrand
2018-06-21 13:18 ` Thomas Huth
2018-06-20 10:08 ` [Qemu-devel] [PATCH v2 7/7] s390x/tcg: fix CPU hotplug with single-threaded TCG David Hildenbrand
2018-06-21 13:22 ` Thomas Huth
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