tree 7ccfea2b6d606318c9812f0dc9c3aa39411ac456
parent 2b1ccc0ee918a653d0483fdad9dd6112ce8e9043
author Jens Axboe <jens.axboe@oracle.com> 1242196535 +0200
committer Jens Axboe <jens.axboe@oracle.com> 1242196535 +0200

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>