From: Ingo Tuchscherer Date: Fri, 12 Apr 2013 15:52:08 +0000 (+0200) Subject: s390/zcrypt: ap bus rescan problem when toggle crypto adapters on/off X-Git-Tag: omap-for-v3.10/dt-fixes-for-merge-window~30^2~2 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=56bbe686693df7edcca18d1808edd80609e63c31;p=pandora-kernel.git s390/zcrypt: ap bus rescan problem when toggle crypto adapters on/off The bus rescan process was called simultaneously on every device failure. This finally leads into race conditions (double device add/remove actions). This patch protects the rescan area by mutual exclusion and improves ap_config_timer handling Signed-off-by: Ingo Tuchscherer Signed-off-by: Martin Schwidefsky --- Reading git-diff-tree failed