Andrew Morton <[EMAIL PROTECTED]> writes:

> Badari Pulavarty <[EMAIL PROTECTED]> wrote:
>>
>> Yep. nobh_prepare_write() doesn't add any bufferheads. But
>>  we call block_write_full_page() even for "nobh" case, which 
>>  does create bufferheads, attaches to the page and operates
>>  on them..
>
> hmm, yeah, OK, we'll attach bh's in that case.  It's a rare case though -
> when a dirty page falls off the end of the LRU.  There's no particular

Maybe DB2 dirties pages through mmap?

Nikita.
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