From: Philipp Reisner Date: Wed, 1 Aug 2012 12:53:39 +0000 (+0200) Subject: drbd: More random to the connect logic X-Git-Tag: v3.8-rc1~78^2~18^2~44 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=80c6eed49d5da3ba97cff4dc316ff051486cd1fc;p=pandora-kernel.git drbd: More random to the connect logic Since the listening socket is open all the time, it was possible to get into stable "initial packet S crossed" loops. * when both sides realize in the drbd_socket_okay() call at the end of the loop that the other side closed the main socket you had the chance to get into a stable loop with repeated "packet S crossed" messages. * when both sides do not realize with the drbd_socket_okay() call at the end of the loop that the other side closed the main socket you had the chance to get into a stable loop with alternating "packet S crossed" "packet M crossed" messages. In order to break out these stable loops randomize the behaviour if such a crossing of P_INITIAL_DATA or P_INITIAL_META packets is detected. Signed-off-by: Philipp Reisner Signed-off-by: Lars Ellenberg --- Reading git-diff-tree failed