tree c2e076f6d0c61051dac3184f9f1255db1c680902
parent e3790c7d42a545e8fe8b38b513613ca96687b670
author Yang Shi <yang.shi@windriver.com> 1204626051 +0100
committer Jens Axboe <jens.axboe@oracle.com> 1204626051 +0100

Fix DMA access of block device in 64-bit kernel on some non-x86 systems with 4GB or upper 4GB memory

For some non-x86 systems with 4GB or upper 4GB memory,
we need increase the range of addresses that can be
used for direct DMA in 64-bit kernel.

Signed-off-by: Yang Shi <yang.shi@windriver.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>