Re: [U-Boot] [RFC V2 PATCH 1/3] drivers: block: add block device cache

21 Mar 2016

On 03/20/2016 06:45 PM, Eric Nelson wrote:
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Add a block device cache to speed up repeated reads of block devices by 
various filesystems.
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Signed-off-by: Eric Nelson eric@nelint.com
drivers/block/Makefile      |   1 +
 drivers/block/cache_block.c | 240 ++++++++++++++++++++++++++++++++++++++++++++
 include/part.h              |  69 +++++++++++++
 3 files changed, 310 insertions(+)
 create mode 100644 drivers/block/cache_block.c
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diff --git a/include/part.h b/include/part.h
index dc8e72e..1ac73dcc 100644
--- a/include/part.h
+++ b/include/part.h
@@ -376,4 +376,73 @@ int gpt_verify_partitions(struct blk_desc *dev_desc,
   		  gpt_header *gpt_head, gpt_entry **gpt_pte);
 #endif
I think this stuff now belongs in blk.h instead of part.h:
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+#ifdef CONFIG_BLOCK_CACHE
+/**


cache_block_read() - attempt to read a set of blocks from cache







@param iftype - IF_TYPE_x for type of device




    