diff options
Diffstat (limited to 'util/vfio-helpers.c')
| -rw-r--r-- | util/vfio-helpers.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/util/vfio-helpers.c b/util/vfio-helpers.c index ddd9a96e76..e399e330e2 100644 --- a/util/vfio-helpers.c +++ b/util/vfio-helpers.c @@ -21,6 +21,7 @@ #include "standard-headers/linux/pci_regs.h" #include "qemu/event_notifier.h" #include "qemu/vfio-helpers.h" +#include "qemu/lockable.h" #include "trace.h" #define QEMU_VFIO_DEBUG 0 @@ -667,14 +668,12 @@ int qemu_vfio_dma_reset_temporary(QEMUVFIOState *s) .size = QEMU_VFIO_IOVA_MAX - s->high_water_mark, }; trace_qemu_vfio_dma_reset_temporary(s); - qemu_mutex_lock(&s->lock); + QEMU_LOCK_GUARD(&s->lock); if (ioctl(s->container, VFIO_IOMMU_UNMAP_DMA, &unmap)) { error_report("VFIO_UNMAP_DMA failed: %s", strerror(errno)); - qemu_mutex_unlock(&s->lock); return -errno; } s->high_water_mark = QEMU_VFIO_IOVA_MAX; - qemu_mutex_unlock(&s->lock); return 0; } |