From: Frank Munzert Date: Thu, 17 Apr 2008 05:46:06 +0000 (+0200) Subject: [S390] vmur: Use wait queue instead of mutex to serialize open X-Git-Tag: v2.6.26-rc1~1158^2~25 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a695f16729e00995fe72baf0e8bee4bf9c232ae0;p=pandora-kernel.git [S390] vmur: Use wait queue instead of mutex to serialize open If user space opens a unit record device node then vmur is leaving the kernel with lock open_mutex still held to prevent other processes from opening the device simultaneously. This causes lockdep to complain about a lock held when returning to user space. Now the mutex is replaced by a wait queue to serialize device open. Signed-off-by: Frank Munzert Signed-off-by: Martin Schwidefsky Signed-off-by: Heiko Carstens --- Reading git-diff-tree failed