From 72d0b7a81d60f5e64ee7197bc190b9b3265f99dd Mon Sep 17 00:00:00 2001 From: Chris Leech Date: Thu, 8 Mar 2007 09:57:35 -0800 Subject: I/OAT: Add documentation for the tcp_dma_copybreak sysctl Signed-off-by: Chris Leech --- Documentation/networking/ip-sysctl.txt | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt index af6a63ab9026..8f6067ea5e3e 100644 --- a/Documentation/networking/ip-sysctl.txt +++ b/Documentation/networking/ip-sysctl.txt @@ -433,6 +433,12 @@ tcp_workaround_signed_windows - BOOLEAN not receive a window scaling option from them. Default: 0 +tcp_dma_copybreak - INTEGER + Lower limit, in bytes, of the size of socket reads that will be + offloaded to a DMA copy engine, if one is present in the system + and CONFIG_NET_DMA is enabled. + Default: 4096 + CIPSOv4 Variables: cipso_cache_enable - BOOLEAN -- cgit v1.2.2