Jens Axboe 4f23122858 splice: fix repeated kmap()'s in default_file_splice_read()
We cannot reliably map more than one page at the time, or we risk
deadlocking. Just allocate the pages from low mem instead.

Reported-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
2009-05-13 08:35:35 +02:00
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