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X-Received-From: 2a00:1450:4864:20::441 Subject: [Qemu-devel] [PULL 14/79] cpus: access .qemu_icount_bias with atomic64 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "Emilio G. Cota" Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZohoMail: RDMRC_1 RDKM_2 RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: "Emilio G. Cota" Signed-off-by: Emilio G. Cota Message-Id: <20180910232752.31565-11-cota@braap.org> Signed-off-by: Paolo Bonzini --- cpus.c | 21 +++++++++++---------- 1 file changed, 11 insertions(+), 10 deletions(-) diff --git a/cpus.c b/cpus.c index fed8ec1..d8b3b46 100644 --- a/cpus.c +++ b/cpus.c @@ -287,7 +287,8 @@ static int64_t cpu_get_icount_raw_locked(void) static int64_t cpu_get_icount_locked(void) { int64_t icount =3D cpu_get_icount_raw_locked(); - return atomic_read__nocheck(&timers_state.qemu_icount_bias) + cpu_icou= nt_to_ns(icount); + return atomic_read_i64(&timers_state.qemu_icount_bias) + + cpu_icount_to_ns(icount); } =20 int64_t cpu_get_icount_raw(void) @@ -460,9 +461,9 @@ static void icount_adjust(void) timers_state.icount_time_shift + 1); } last_delta =3D delta; - atomic_set__nocheck(&timers_state.qemu_icount_bias, - cur_icount - (timers_state.qemu_icount - << timers_state.icount_time_shift)); + atomic_set_i64(&timers_state.qemu_icount_bias, + cur_icount - (timers_state.qemu_icount + << timers_state.icount_time_shift)); seqlock_write_unlock(&timers_state.vm_clock_seqlock, &timers_state.vm_clock_lock); } @@ -522,8 +523,8 @@ static void icount_warp_rt(void) int64_t delta =3D clock - cur_icount; warp_delta =3D MIN(warp_delta, delta); } - atomic_set__nocheck(&timers_state.qemu_icount_bias, - timers_state.qemu_icount_bias + warp_delta); + atomic_set_i64(&timers_state.qemu_icount_bias, + timers_state.qemu_icount_bias + warp_delta); } timers_state.vm_clock_warp_start =3D -1; seqlock_write_unlock(&timers_state.vm_clock_seqlock, @@ -554,8 +555,8 @@ void qtest_clock_warp(int64_t dest) =20 seqlock_write_lock(&timers_state.vm_clock_seqlock, &timers_state.vm_clock_lock); - atomic_set__nocheck(&timers_state.qemu_icount_bias, - timers_state.qemu_icount_bias + warp); + atomic_set_i64(&timers_state.qemu_icount_bias, + timers_state.qemu_icount_bias + warp); seqlock_write_unlock(&timers_state.vm_clock_seqlock, &timers_state.vm_clock_lock); =20 @@ -626,8 +627,8 @@ void qemu_start_warp_timer(void) */ seqlock_write_lock(&timers_state.vm_clock_seqlock, &timers_state.vm_clock_lock); - atomic_set__nocheck(&timers_state.qemu_icount_bias, - timers_state.qemu_icount_bias + deadline); + atomic_set_i64(&timers_state.qemu_icount_bias, + timers_state.qemu_icount_bias + deadline); seqlock_write_unlock(&timers_state.vm_clock_seqlock, &timers_state.vm_clock_lock); qemu_clock_notify(QEMU_CLOCK_VIRTUAL); --=20 1.8.3.1