From e3fcb70f507fffb62f48aafaa285c4ec0ff625ab Mon Sep 17 00:00:00 2001 From: Bart Van Assche Date: Sat, 2 Oct 2010 15:56:46 +0000 Subject: [PATCH] ib_srpt documentation: Shortened a note. git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@2340 d57e44dd-8a1f-0410-8b47-8ef2f437770f --- srpt/README | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/srpt/README b/srpt/README index a89d90036..db9501db6 100644 --- a/srpt/README +++ b/srpt/README @@ -185,12 +185,7 @@ Notes about ib_srpt * Unloading the kernel module ib_srpt while I/O is ongoing is supported. However, it can take up to two minutes before unloading finishes. During - that time CPU usage will be high. This can happen because sometimes it - happens that ib_srpt resets the InfiniBand queue pair used for communication - with the SRP initiator but the Linux InfiniBand stack does not deliver a - completion notification for every aborted IB work request to ib_srpt. - ib_srpt then waits until the SCST core calls the ib_srpt timeout handler - for pending SCSI commands, which can take up to 2 * max_hw_pending_time. + that time CPU usage will be high. Performance Notes - Initiator Side