On Mon, 23 Aug 2021 at 17:42, Philippe Mathieu-Daudé <phi...@redhat.com> wrote:
>
> We are going to introduce more MemTxResult bits, so it is
> safer to check for !MEMTX_OK rather than MEMTX_ERROR.
>
> Signed-off-by: Philippe Mathieu-Daudé <phi...@redhat.com>

Reviewed-by: Peter Maydell <peter.mayd...@linaro.org>

but note that these MEMTX_* aren't from the memory transaction
API functions; they're just being used by gicd_readl() and
friends as a way to indicate a success/failure so that the
actual MemoryRegionOps read/write fns like gicv3_dist_read()
can log a guest error. Arguably this is a bit of a misuse of
the MEMTX_* constants and perhaps we should have gicd_readl etc
return a bool instead.

thanks
-- PMM

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