From: Anjali Singhai Jain Date: Thu, 10 Jul 2014 07:58:25 +0000 (+0000) Subject: i40e/i40evf: Ignore a driver perceived Tx hang if the number of desc pending < 4 X-Git-Tag: fixes-against-v3.18-rc2~81^2~204^2~1 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=810b3ae42f5a6d1ddb17bb20eb69046de08ab1ef;p=pandora-kernel.git i40e/i40evf: Ignore a driver perceived Tx hang if the number of desc pending < 4 We are seeing situations where the driver sees a hang with less than 4 desc pending, if the driver chooses to ignore it the queue progresses forward and the stack never experiences a real hang. With this patch we will log a stat when this situation happens "tx_sluggish" will increment and we can see some more details at a higher debug level. Other than that we will ignore this particular case of Tx hang. Change-ID: I7d1d1666d990e2b12f4f6bed0d17d22e1b6410d5 Signed-off-by: Anjali Singhai Jain Signed-off-by: Jeff Kirsher --- Reading git-diff-tree failed