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authorAmey Narkhede2020-10-23 14:43:42 +0200
committerAlex Williamson2020-11-01 20:30:52 +0100
commit88eef59796f91271e3d288f64457e975dd7c8ac9 (patch)
tree252abb1186abde50cf857ee8dcc433b298e3b5da
parents390x/pci: get zPCI function info from host (diff)
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hw/vfio: Use lock guard macros
Use qemu LOCK_GUARD macros in hw/vfio. Saves manual unlock calls Signed-off-by: Amey Narkhede <ameynarkhede03@gmail.com> Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
-rw-r--r--hw/vfio/platform.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/hw/vfio/platform.c b/hw/vfio/platform.c
index 869ed2c39d..cc3f66f7e4 100644
--- a/hw/vfio/platform.c
+++ b/hw/vfio/platform.c
@@ -166,7 +166,7 @@ static void vfio_intp_mmap_enable(void *opaque)
VFIOINTp *tmp;
VFIOPlatformDevice *vdev = (VFIOPlatformDevice *)opaque;
- qemu_mutex_lock(&vdev->intp_mutex);
+ QEMU_LOCK_GUARD(&vdev->intp_mutex);
QLIST_FOREACH(tmp, &vdev->intp_list, next) {
if (tmp->state == VFIO_IRQ_ACTIVE) {
trace_vfio_platform_intp_mmap_enable(tmp->pin);
@@ -174,12 +174,10 @@ static void vfio_intp_mmap_enable(void *opaque)
timer_mod(vdev->mmap_timer,
qemu_clock_get_ms(QEMU_CLOCK_VIRTUAL) +
vdev->mmap_timeout);
- qemu_mutex_unlock(&vdev->intp_mutex);
return;
}
}
vfio_mmap_set_enabled(vdev, true);
- qemu_mutex_unlock(&vdev->intp_mutex);
}
/**
@@ -289,7 +287,7 @@ static void vfio_platform_eoi(VFIODevice *vbasedev)
VFIOPlatformDevice *vdev =
container_of(vbasedev, VFIOPlatformDevice, vbasedev);
- qemu_mutex_lock(&vdev->intp_mutex);
+ QEMU_LOCK_GUARD(&vdev->intp_mutex);
QLIST_FOREACH(intp, &vdev->intp_list, next) {
if (intp->state == VFIO_IRQ_ACTIVE) {
trace_vfio_platform_eoi(intp->pin,
@@ -314,7 +312,6 @@ static void vfio_platform_eoi(VFIODevice *vbasedev)
vfio_intp_inject_pending_lockheld(intp);
QSIMPLEQ_REMOVE_HEAD(&vdev->pending_intp_queue, pqnext);
}
- qemu_mutex_unlock(&vdev->intp_mutex);
}
/**