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Re: [PATCH v1 2/2] Fix nvmm_ram_block_added() function arguments


From: Peter Maydell
Subject: Re: [PATCH v1 2/2] Fix nvmm_ram_block_added() function arguments
Date: Sun, 18 Jul 2021 17:38:58 +0100

On Sun, 18 Jul 2021 at 14:54, Reinoud Zandijk <reinoud@netbsd.org> wrote:
>
> A parameter max_size was added to the RAMBlockNotifier
> ram_block_added function. Use the max_size for pre allocation
> of hva space.
>
> Signed-off-by: Reinoud Zandijk <Reinoud@NetBSD.org>
> ---
>  target/i386/nvmm/nvmm-all.c | 5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/target/i386/nvmm/nvmm-all.c b/target/i386/nvmm/nvmm-all.c
> index dfa690d65d..fdcd37ed3e 100644
> --- a/target/i386/nvmm/nvmm-all.c
> +++ b/target/i386/nvmm/nvmm-all.c
> @@ -1134,13 +1134,14 @@ static MemoryListener nvmm_memory_listener = {
>  };
>
>  static void
> -nvmm_ram_block_added(RAMBlockNotifier *n, void *host, size_t size)
> +nvmm_ram_block_added(RAMBlockNotifier *n, void *host, size_t size,
> +                     size_t max_size)
>  {
>      struct nvmm_machine *mach = get_nvmm_mach();
>      uintptr_t hva = (uintptr_t)host;
>      int ret;
>
> -    ret = nvmm_hva_map(mach, hva, size);
> +    ret = nvmm_hva_map(mach, hva, max_size);
>
>      if (ret == -1) {
>          error_report("NVMM: Failed to map HVA, HostVA:%p "

This suggests that this code isn't being covered by our CI. Is
there something we can do to get it tested?

-- PMM



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