Re: [Qemu-devel] [PATCH 2/6] accel/tcg: Handle get_page_addr_code() returning -1 in hashtable lookups

[Richard Henderson]

On 07/10/2018 09:00 AM, Peter Maydell wrote:
> When we support execution from non-RAM MMIO regions, get_page_addr_code()
> will return -1 to indicate that there is no RAM at the requested address.
> Handle this in the cpu-exec TB hashtable lookup code, treating it as
> "no match found".
> 
> Note that the call to get_page_addr_code() in tb_lookup_cmp() needs
> no changes -- a return of -1 will already correctly result in the
> function returning false.
> 
> Signed-off-by: Peter Maydell <address@hidden>
> ---
>  accel/tcg/cpu-exec.c | 3 +++
>  1 file changed, 3 insertions(+)

Reviewed-by: Richard Henderson <address@hidden>

r~