Re: [PATCH 2/7] hw/isa: Use isa_address_space_io() to reduce access on global 'isabus'

[Richard Henderson]

On 2/7/23 14:07, Philippe Mathieu-Daudé wrote:

Signed-off-by: Philippe Mathieu-Daudé <phi...@linaro.org>
---
  hw/isa/isa-bus.c | 4 ++--
  1 file changed, 2 insertions(+), 2 deletions(-)

Reviewed-by: Richard Henderson <richard.hender...@linaro.org>

r~

diff --git a/hw/isa/isa-bus.c b/hw/isa/isa-bus.c
index 5bd99379e9..95fc1ba5f7 100644
--- a/hw/isa/isa-bus.c
+++ b/hw/isa/isa-bus.c
@@ -114,7 +114,7 @@ static inline void isa_init_ioport(ISADevice *dev, uint16_t 
ioport)

void isa_register_ioport(ISADevice *dev, MemoryRegion *io, uint16_t start)

  {
-    memory_region_add_subregion(isabus->address_space_io, start, io);
+    memory_region_add_subregion(isa_address_space_io(dev), start, io);
      isa_init_ioport(dev, start);
  }

@@ -133,7 +133,7 @@ int isa_register_portio_list(ISADevice *dev,

      isa_init_ioport(dev, start);

portio_list_register(piolist, OBJECT(dev), pio_start, opaque, name,

-                         isabus->address_space_io, start);
+                         isa_address_space_io(dev), start);

return 0;

  }