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SubjectRe: [PATCH] ring-buffer: Remove unused function __rb_data_page_index()
On Wed, 17 May 2017 17:14:15 -0700
Matthias Kaehlcke <mka@chromium.org> wrote:

> This fixes the following warning when building with clang:
>
> kernel/trace/ring_buffer.c:1842:1: error: unused function
> '__rb_data_page_index' [-Werror,-Wunused-function]

Ug, I this patch somehow fell through. I'm applying it now.

-- Steve

>
> Signed-off-by: Matthias Kaehlcke <mka@chromium.org>
> ---
> kernel/trace/ring_buffer.c | 6 ------
> 1 file changed, 6 deletions(-)
>
> diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c
> index 4ae268e687fe..a6b87582c4ff 100644
> --- a/kernel/trace/ring_buffer.c
> +++ b/kernel/trace/ring_buffer.c
> @@ -1800,12 +1800,6 @@ void ring_buffer_change_overwrite(struct ring_buffer *buffer, int val)
> }
> EXPORT_SYMBOL_GPL(ring_buffer_change_overwrite);
>
> -static __always_inline void *
> -__rb_data_page_index(struct buffer_data_page *bpage, unsigned index)
> -{
> - return bpage->data + index;
> -}
> -
> static __always_inline void *__rb_page_index(struct buffer_page *bpage, unsigned index)
> {
> return bpage->page->data + index;

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