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(parent: e5feab2) | patch
rsxx: Moving pci_map_page to prevent overflow.
authorPhilip J Kelleher <pjk1939@linux.vnet.ibm.com>
Wed, 4 Sep 2013 18:59:35 +0000 (13:59 -0500)
committerJens Axboe <axboe@kernel.dk>
Fri, 8 Nov 2013 16:10:28 +0000 (09:10 -0700)
commit1b21f5b2ad6047995b19b15024353a9fa64810f1
treee0ecbc01dfe685322485b801540bd7a289283378tree | snapshot (tar.gz zip)
parente5feab229f199dadee91073fbef5b507046086fdcommit | diff
rsxx: Moving pci_map_page to prevent overflow.

The pci_map_page function has been moved into our
issued workqueue to prevent an us running out of
mappable addresses on non-HWWD PCIe x8 slots. The
maximum amount that can possible be mapped at one
time now is: 255 dmas X 4 dma channels X 4096 Bytes.

Signed-off-by: Philip J Kelleher <pjk1939@linux.vnet.ibm.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
drivers/block/rsxx/core.c diff | blob | blame | history
drivers/block/rsxx/dma.c diff | blob | blame | history