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c1ecb90a66
Introduce a new lock to protect the list of fc_fcp_pkt structs in libfc instead of using the host lock. This reduces the contention of this heavily used lock, and I see up to a 25% performance gain in CPU bound small I/O tests when scaling out across multiple quad-core CPUs. The big win is in removing the host lock from the completion path completely, as it does not need to be held around the call to scsi_done. Signed-off-by: Chris Leech <christopher.leech@intel.com> Signed-off-by: Robert Love <robert.w.love@intel.com> Signed-off-by: James Bottomley <James.Bottomley@suse.de> |
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.. | ||
fc_disc.c | ||
fc_elsct.c | ||
fc_exch.c | ||
fc_fcp.c | ||
fc_frame.c | ||
fc_libfc.c | ||
fc_libfc.h | ||
fc_lport.c | ||
fc_npiv.c | ||
fc_rport.c | ||
Makefile |