[Intel-gfx] [PATCH i-g-t v2 4/9] intel-gpu-overlay: Fix interrupts PMU readout

[Tvrtko Ursulin]

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

v2: Use correct address of. (Chris Wilson)

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>
---
 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..5bd8656e0e63 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