On Sat, Jun 09, 2018 at 05:55:11PM -0500, Adam Ford wrote:
> When enabling BLOCK_CACHE on devices with limited RAM during SPL,
> some devices may not boot. This creates an option to enable
> block caching in SPL by defaults off. It is dependent on BLOCK_CACHE
> and SPL_BLK
>
> Fixes: 46960ad6d09b ("block: Have BLOCK_CACHE default to y in some cases")
>
> Signed-off-by: Adam Ford <aford...@gmail.com>
> --
>
> V2: Clean up macros and ifdefs
[snip]
> diff --git a/include/blk.h b/include/blk.h
> index fc0c239e46..bd90e39932 100644
> --- a/include/blk.h
> +++ b/include/blk.h
> @@ -111,7 +111,8 @@ struct blk_desc {
> #define PAD_TO_BLOCKSIZE(size, blk_desc) \
> (PAD_SIZE(size, blk_desc->blksz))
>
> -#ifdef CONFIG_BLOCK_CACHE
> +#if (CONFIG_IS_ENABLED(BLOCK_CACHE) && !CONFIG_IS_ENABLED(SPL_BUILD)) || \
> + (CONFIG_IS_ENABLED(SPL_BLOCK_CACHE) && CONFIG_IS_ENABLED(SPL_BUILD))
> /**
> * blkcache_read() - attempt to read a set of blocks from cache
> *CONFIG_IS_ENABLED(FOO) has the logic for checking for SPL_FOO and SPL_BUILD and so forth. Thanks! -- Tom
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