svn commit: r354703 - head/sys/dev/ioat

[Alexander Motin]

Author: mav
Date: Thu Nov 14 04:39:48 2019
New Revision: 354703
URL: https://svnweb.freebsd.org/changeset/base/354703

Log:
  Pass more reasonable WAIT flags to bus_dma(9) calls.
  
  MFC after:    2 weeks

Modified:
  head/sys/dev/ioat/ioat.c

Modified: head/sys/dev/ioat/ioat.c
==============================================================================
--- head/sys/dev/ioat/ioat.c    Thu Nov 14 04:34:58 2019        (r354702)
+++ head/sys/dev/ioat/ioat.c    Thu Nov 14 04:39:48 2019        (r354703)
@@ -555,13 +555,14 @@ ioat3_attach(device_t device)
            &ioat->comp_update_tag);
 
        error = bus_dmamem_alloc(ioat->comp_update_tag,
-           (void **)&ioat->comp_update, BUS_DMA_ZERO, &ioat->comp_update_map);
+           (void **)&ioat->comp_update, BUS_DMA_ZERO | BUS_DMA_WAITOK,
+           &ioat->comp_update_map);
        if (ioat->comp_update == NULL)
                return (ENOMEM);
 
        error = bus_dmamap_load(ioat->comp_update_tag, ioat->comp_update_map,
            ioat->comp_update, sizeof(uint64_t), ioat_comp_update_map, ioat,
-           0);
+           BUS_DMA_NOWAIT);
        if (error != 0)
                return (error);
 
@@ -582,7 +583,7 @@ ioat3_attach(device_t device)
                return (error);
 
        error = bus_dmamap_load(ioat->hw_desc_tag, ioat->hw_desc_map, hw_desc,
-           ringsz, ioat_dmamap_cb, &ioat->hw_desc_bus_addr, BUS_DMA_WAITOK);
+           ringsz, ioat_dmamap_cb, &ioat->hw_desc_bus_addr, BUS_DMA_NOWAIT);
        if (error)
                return (error);
 
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