From: Jingyi Wang <wangjingyi11@huawei.com>
To: <drjones@redhat.com>, <kvm@vger.kernel.org>,
<kvmarm@lists.cs.columbia.edu>
Cc: maz@kernel.org
Subject: [kvm-unit-tests PATCH v2 2/8] arm64: microbench: Use the funcions for ipi test as the general functions for gic(ipi/lpi/timer) test
Date: Thu, 2 Jul 2020 11:01:26 +0800 [thread overview]
Message-ID: <20200702030132.20252-3-wangjingyi11@huawei.com> (raw)
In-Reply-To: <20200702030132.20252-1-wangjingyi11@huawei.com>
The following patches will use that.
Signed-off-by: Jingyi Wang <wangjingyi11@huawei.com>
---
arm/micro-bench.c | 39 ++++++++++++++++++++++-----------------
1 file changed, 22 insertions(+), 17 deletions(-)
diff --git a/arm/micro-bench.c b/arm/micro-bench.c
index 794dfac..fc4d356 100644
--- a/arm/micro-bench.c
+++ b/arm/micro-bench.c
@@ -25,24 +25,24 @@
static u32 cntfrq;
-static volatile bool ipi_ready, ipi_received;
+static volatile bool irq_ready, irq_received;
static void *vgic_dist_base;
static void (*write_eoir)(u32 irqstat);
-static void ipi_irq_handler(struct pt_regs *regs)
+static void gic_irq_handler(struct pt_regs *regs)
{
- ipi_ready = false;
- ipi_received = true;
+ irq_ready = false;
+ irq_received = true;
gic_write_eoir(gic_read_iar());
- ipi_ready = true;
+ irq_ready = true;
}
-static void ipi_secondary_entry(void *data)
+static void gic_secondary_entry(void *data)
{
- install_irq_handler(EL1H_IRQ, ipi_irq_handler);
+ install_irq_handler(EL1H_IRQ, gic_irq_handler);
gic_enable_defaults();
local_irq_enable();
- ipi_ready = true;
+ irq_ready = true;
while (true)
cpu_relax();
}
@@ -72,9 +72,9 @@ static bool test_init(void)
break;
}
- ipi_ready = false;
+ irq_ready = false;
gic_enable_defaults();
- on_cpu_async(1, ipi_secondary_entry, NULL);
+ on_cpu_async(1, gic_secondary_entry, NULL);
cntfrq = get_cntfrq();
printf("Timer Frequency %d Hz (Output in microseconds)\n", cntfrq);
@@ -82,13 +82,18 @@ static bool test_init(void)
return true;
}
-static void ipi_prep(void)
+static void gic_prep_common(void)
{
unsigned tries = 1 << 28;
- while (!ipi_ready && tries--)
+ while (!irq_ready && tries--)
cpu_relax();
- assert(ipi_ready);
+ assert(irq_ready);
+}
+
+static void ipi_prep(void)
+{
+ gic_prep_common();
}
static void ipi_exec(void)
@@ -96,17 +101,17 @@ static void ipi_exec(void)
unsigned tries = 1 << 28;
static int received = 0;
- ipi_received = false;
+ irq_received = false;
gic_ipi_send_single(1, 1);
- while (!ipi_received && tries--)
+ while (!irq_received && tries--)
cpu_relax();
- if (ipi_received)
+ if (irq_received)
++received;
- assert_msg(ipi_received, "failed to receive IPI in time, but received %d successfully\n", received);
+ assert_msg(irq_received, "failed to receive IPI in time, but received %d successfully\n", received);
}
static void hvc_exec(void)
--
2.19.1
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next prev parent reply other threads:[~2020-07-02 3:02 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-02 3:01 [kvm-unit-tests PATCH v2 0/8] arm/arm64: Add IPI/LPI/vtimer latency test Jingyi Wang
2020-07-02 3:01 ` [kvm-unit-tests PATCH v2 1/8] arm64: microbench: get correct ipi received num Jingyi Wang
2020-07-02 12:36 ` Auger Eric
2020-07-02 3:01 ` Jingyi Wang [this message]
2020-07-02 5:25 ` [kvm-unit-tests PATCH v2 2/8] arm64: microbench: Use the funcions for ipi test as the general functions for gic(ipi/lpi/timer) test Andrew Jones
2020-07-02 8:21 ` Jingyi Wang
2020-07-02 12:36 ` Auger Eric
2020-07-02 3:01 ` [kvm-unit-tests PATCH v2 3/8] arm64: microbench: gic: Add gicv4.1 support for ipi latency test Jingyi Wang
2020-07-02 8:22 ` Marc Zyngier
2020-07-02 9:02 ` Jingyi Wang
2020-07-02 9:17 ` Marc Zyngier
2020-07-02 9:29 ` Jingyi Wang
2020-07-02 12:36 ` Auger Eric
2020-07-02 13:03 ` Marc Zyngier
2020-07-02 12:57 ` Auger Eric
2020-07-02 13:08 ` Marc Zyngier
2020-07-02 13:42 ` Auger Eric
2020-07-03 3:39 ` Jingyi Wang
2020-07-02 21:33 ` Andrew Jones
2020-07-02 3:01 ` [kvm-unit-tests PATCH v2 4/8] arm64: its: Handle its command queue wrapping Jingyi Wang
2020-07-02 13:01 ` Auger Eric
2020-07-02 3:01 ` [kvm-unit-tests PATCH v2 5/8] arm64: microbench: its: Add LPI latency test Jingyi Wang
2020-07-02 13:13 ` Auger Eric
2020-07-02 3:01 ` [kvm-unit-tests PATCH v2 6/8] arm64: microbench: Allow each test to specify its running times Jingyi Wang
2020-07-02 5:29 ` Andrew Jones
2020-07-02 8:46 ` Jingyi Wang
2020-07-02 13:17 ` Auger Eric
2020-07-02 3:01 ` [kvm-unit-tests PATCH v2 7/8] arm64: microbench: Add time limit for each individual test Jingyi Wang
2020-07-02 5:48 ` Andrew Jones
2020-07-02 8:47 ` Jingyi Wang
2020-07-02 13:23 ` Auger Eric
2020-07-03 3:42 ` Jingyi Wang
2020-07-02 3:01 ` [kvm-unit-tests PATCH v2 8/8] arm64: microbench: Add vtimer latency test Jingyi Wang
2020-07-02 5:44 ` Andrew Jones
2020-07-02 8:56 ` Jingyi Wang
2020-07-02 13:36 ` Auger Eric
2020-07-03 7:41 ` Jingyi Wang
2020-07-03 7:45 ` Auger Eric
2020-07-06 12:23 ` Jingyi Wang
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