Re: [PATCH 3/3] Fix problems on multi-TB filesystem and file

[Andrew Morton]

"Takashi Sato" <sho@xxxxxxxxxxxxxx> wrote:
>
> his fix was proposed by Trond Myklebust.  He says:
>   The type "sector_t" is heavily tied in to the block layer interface
>   as an offset/handle to a block, and is subject to a supposedly
>   block-specific configuration option: CONFIG_LBD. Despite this, it is
>   used in struct kstatfs to save a couple of bytes on the stack
>   whenever we call the filesystems' ->statfs().
> 
>  So kstatfs's entries related to blocks are invalid on statfs64 for a
>  network filesystem which has more than 2^32-1 blocks when CONFIG_LBD
>  is disabled.
> 

That makes sense, thanks.
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