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From: Tvrtko Ursulin <tursulin@ursulin.net>
To: Intel-gfx@lists.freedesktop.org
Subject: [PATCH i-g-t 3/5] intel-gpu-overlay: Fix interrupts PMU readout
Date: Mon, 18 Sep 2017 12:38:38 +0100	[thread overview]
Message-ID: <20170918113840.2684-4-tvrtko.ursulin@linux.intel.com> (raw)
In-Reply-To: <20170918113840.2684-1-tvrtko.ursulin@linux.intel.com>

From: Tvrtko Ursulin <tvrtko.ursulin@intel.com>

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
---
 overlay/gem-interrupts.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/overlay/gem-interrupts.c b/overlay/gem-interrupts.c
index a84aef0398a7..3eda24f4d7eb 100644
--- a/overlay/gem-interrupts.c
+++ b/overlay/gem-interrupts.c
@@ -136,8 +136,12 @@ int gem_interrupts_update(struct gem_interrupts *irqs)
 		else
 			val = ret;
 	} else {
-		if (read(irqs->fd, &val, sizeof(val)) < 0)
+		uint64_t data[2];
+
+		if (read(irqs->fd, &data, sizeof(data)) < 0)
 			return irqs->error = errno;
+
+		val = data[0];
 	}
 
 	update = irqs->last_count == 0;
-- 
2.9.5

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  parent reply	other threads:[~2017-09-18 11:38 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-09-18 11:38 [PATCH i-g-t 0/5] IGT PMU support Tvrtko Ursulin
2017-09-18 11:38 ` [PATCH i-g-t 1/5] intel-gpu-overlay: Move local perf implementation to a library Tvrtko Ursulin
2017-09-18 11:38 ` [PATCH i-g-t 2/5] intel-gpu-overlay: Consolidate perf PMU access to library Tvrtko Ursulin
2017-09-18 11:38 ` Tvrtko Ursulin [this message]
2017-09-18 11:38 ` [PATCH i-g-t 4/5] intel-gpu-overlay: Catch-up to new i915 PMU Tvrtko Ursulin
2017-09-18 11:38 ` [PATCH i-g-t 5/5] tests/perf_pmu: Tests for i915 PMU API Tvrtko Ursulin
2017-09-18 13:17   ` Chris Wilson
2017-09-19  8:37     ` Tvrtko Ursulin
2017-09-19  9:58       ` Chris Wilson
2017-09-18 21:18   ` Rogozhkin, Dmitry V
2017-09-19  8:19     ` Tvrtko Ursulin
2017-09-20 16:12   ` [PATCH v2 " Tvrtko Ursulin
2017-09-18 18:16 ` ✓ Fi.CI.BAT: success for IGT PMU support (rev2) Patchwork
2017-09-19  9:44 ` ✓ Fi.CI.IGT: " Patchwork
2017-09-20 16:52 ` ✗ Fi.CI.BAT: warning for IGT PMU support (rev3) Patchwork

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