3 Commits

Author	SHA1	Message	Date
Mike Marciniszyn	85caafe307	IB/qib: Optimize CQ callbacks ... The current workqueue implemention has the following performance deficiencies on QDR HCAs: - The CQ call backs tend to run on the CPUs processing the receive queues - The single thread queue isn't optimal for multiple HCAs This patch adds a dedicated per HCA bound thread to process CQ callbacks. Reviewed-by: Ramkrishna Vepa <ramkrishna.vepa@intel.com> Signed-off-by: Mike Marciniszyn <mike.marciniszyn@intel.com> Signed-off-by: Roland Dreier <roland@purestorage.com>	2013-06-21 17:19:49 -07:00
Mike Marciniszyn	a377acd151	IB/qib: Generate completion callback on errors ... According to IBTA vol. 1, C11-30.1.1, a notification callback is invoked if the CQ is armed for the next solicited completion event or an error completion. The error case wasn't being generated correctly. Signed-off-by: Mike Marciniszyn <mike.marciniszyn@qlogic.com> Signed-off-by: Roland Dreier <rolandd@cisco.com>	2011-01-10 17:42:19 -08:00
Ralph Campbell	f931551baf	IB/qib: Add new qib driver for QLogic PCIe InfiniBand adapters ... Add a low-level IB driver for QLogic PCIe adapters. Signed-off-by: Ralph Campbell <ralph.campbell@qlogic.com> Signed-off-by: Roland Dreier <rolandd@cisco.com>	2010-05-23 21:44:54 -07:00