On Wed, Jan 26, 2011 at 7:26 PM, Robert Jennings <rcj@xxxxxxxxxxxxxxxxxx> wrote:
> This wraps the code, noted by comments as being debug code, with
> #ifdef DEBUG so that it is removed from running in non-debug kernels.
>
> Signed-off-by: Robert Jennings <rcj@xxxxxxxxxxxxxxxxxx>
> ---
> drivers/staging/zram/xvmalloc.c | 4 +++-
> 1 files changed, 3 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/staging/zram/xvmalloc.c b/drivers/staging/zram/xvmalloc.c
> index b3622f1..172514e 100644
> --- a/drivers/staging/zram/xvmalloc.c
> +++ b/drivers/staging/zram/xvmalloc.c
> @@ -219,7 +219,6 @@ static void insert_block(struct xv_pool *pool, struct page *page, u32 offset,
> static void remove_block_head(struct xv_pool *pool,
> struct block_header *block, u32 slindex)
> {
> - struct block_header *tmpblock;
> u32 flindex = slindex / BITS_PER_LONG;
>
> pool->freelist[slindex].page = block->link.next_page;
> @@ -232,6 +231,8 @@ static void remove_block_head(struct xv_pool *pool,
> if (!pool->slbitmap[flindex])
> __clear_bit(flindex, &pool->flbitmap);
> } else {
> +#ifdef DEBUG
Shouldn't that be something people can enable from Kconfig?
> + struct block_header *tmpblock;
> /*
> * DEBUG ONLY: We need not reinitialize freelist head previous
> * pointer to 0 - we never depend on its value. But just for
> @@ -242,6 +243,7 @@ static void remove_block_head(struct xv_pool *pool,
> tmpblock->link.prev_page = 0;
> tmpblock->link.prev_offset = 0;
> put_ptr_atomic(tmpblock, KM_USER1);
> +#endif
> }
> }
>
> --
> 1.6.0.2
>
> --
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