SVNews r327528

NOTE: This service is experimental and subject to change! Use at your own risk!

2018-01-03 19:24:57 - r327528 by np (Navdeep Parhar)

Complete list of files affected by revision r327528:

(Note: At the moment, these links point to ViewVC on svn.freebsd.org. They are probably slow. Do not overuse.)

  History   Contents   Diff   MODIFY   /head/share/man/man4/cxgbe.4  
  History   Contents   Diff   MODIFY   /head/sys/dev/cxgbe/t4_main.c  

Commit message:

cxgbe(4): Add a knob to enable/disable PCIe relaxed ordering. Disable it by
default when running on Intel CPUs.

This is a crude fix for the performance issues alluded to in these Linux
commits:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=87e09cdec4dae08acdb4aa49beb793c19d73e73e
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=a99b646afa8a02571ea298bedca6592d818229cd

MFC after: 1 week
Sponsored by: Chelsio Communications

 


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