Re: [PATCH] util/vfio-helpers: Unify trace-events size format

[Laurent Vivier]

Le 20/08/2020 à 19:10, Philippe Mathieu-Daudé a écrit :
> Some 'qemu_vfio_*' trace events sizes are displayed using
> decimal notation, other using hexadecimal notation:
> 
>   qemu_vfio_ram_block_added s 0xaaaaf2448d90 host 0xffff5bc00000 size 
> 0x4000000
>   qemu_vfio_dma_map s 0xaaaaf2448d90 host 0xffff5bc00000 size 67108864 
> temporary 0 iova (nil)
>   qemu_vfio_find_mapping s 0xaaaaf2448d90 host 0xffff5bc00000
>   qemu_vfio_new_mapping s 0xaaaaf2448d90 host 0xffff5bc00000 size 67108864 
> index 4 iova 0x114000
>   qemu_vfio_do_mapping s 0xaaaaf2448d90 host 0xffff5bc00000 size 67108864 
> iova 0x114000
> 
> As it is hard to follow, unify using hexadecimal for all sizes:
> 
>   qemu_vfio_ram_block_added s 0xaaaaf1c60d90 host 0xffff2bc00000 size 
> 0x4000000
>   qemu_vfio_dma_map s 0xaaaaf1c60d90 host 0xffff2bc00000 size 0x4000000 
> temporary 0 iova (nil)
>   qemu_vfio_find_mapping s 0xaaaaf1c60d90 host 0xffff2bc00000
>   qemu_vfio_new_mapping s 0xaaaaf1c60d90 host 0xffff2bc00000 size 0x4000000 
> index 4 iova 0x114000
>   qemu_vfio_do_mapping s 0xaaaaf1c60d90 host 0xffff2bc00000 size 0x4000000 
> iova 0x114000
> 
> Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
> ---
>  util/trace-events | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/util/trace-events b/util/trace-events
> index 0ce42822eba..d9a0b4f8c63 100644
> --- a/util/trace-events
> +++ b/util/trace-events
> @@ -79,7 +79,7 @@ qemu_vfio_dma_reset_temporary(void *s) "s %p"
>  qemu_vfio_ram_block_added(void *s, void *p, size_t size) "s %p host %p size 
> 0x%zx"
>  qemu_vfio_ram_block_removed(void *s, void *p, size_t size) "s %p host %p 
> size 0x%zx"
>  qemu_vfio_find_mapping(void *s, void *p) "s %p host %p"
> -qemu_vfio_new_mapping(void *s, void *host, size_t size, int index, uint64_t 
> iova) "s %p host %p size %zu index %d iova 0x%"PRIx64
> -qemu_vfio_do_mapping(void *s, void *host, size_t size, uint64_t iova) "s %p 
> host %p size %zu iova 0x%"PRIx64
> -qemu_vfio_dma_map(void *s, void *host, size_t size, bool temporary, uint64_t 
> *iova) "s %p host %p size %zu temporary %d iova %p"
> +qemu_vfio_new_mapping(void *s, void *host, size_t size, int index, uint64_t 
> iova) "s %p host %p size 0x%zx index %d iova 0x%"PRIx64
> +qemu_vfio_do_mapping(void *s, void *host, size_t size, uint64_t iova) "s %p 
> host %p size 0x%zx iova 0x%"PRIx64
> +qemu_vfio_dma_map(void *s, void *host, size_t size, bool temporary, uint64_t 
> *iova) "s %p host %p size 0x%zx temporary %d iova %p"
>  qemu_vfio_dma_unmap(void *s, void *host) "s %p host %p"
> 

Applied to my trivial-patches branch.

Thanks,
Laurent