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authorAmit Kumar Salecha <amit@netxen.com>2009-09-05 17:43:10 +0000
committerDavid S. Miller <davem@davemloft.net>2009-09-07 01:53:13 -0700
commit195c5f9829407857cba86f083caec6302b1fd8e1 (patch)
treed208ca059eaa3f6dd0dd4fb23226f84584a341e4 /drivers/scsi/3w-9xxx.c
parentd0725e4d3ccf603c4fcf3589850cb464c927d42a (diff)
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netxen: pre calculate register addresses
For registers accessed in fast path (interrupt / softirq) avoid expensive I/O address translation. These registers are directly mapped in PCI bar 0 and do not require any window checks. Signed-off-by: Amit Kumar Salecha <amit@netxen.com> Signed-off-by: Dhananjay Phadke <dhananjay@netxen.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/scsi/3w-9xxx.c')
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