From mboxrd@z Thu Jan 1 00:00:00 1970 From: Zdenek Kabelac Date: Sun, 30 Jan 2011 20:43:47 +0100 Subject: [PATCH 05/24] Perf: Fix multiple operations on the same node In-Reply-To: <26382d082d66727c13809cb4216caec33468ad20.1296391340.git.zkabelac@redhat.com> References: <26382d082d66727c13809cb4216caec33468ad20.1296391340.git.zkabelac@redhat.com> Message-ID: <4D45BF73.8080701@redhat.com> List-Id: To: lvm-devel@redhat.com MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Dne 30.1.2011 13:57, Zdenek Kabelac napsal(a): > With ability to stack many operations in one udev transaction - > in same cases we are adding and removing same device at the same time. > > This leads to a problem of checking stacked operations: > i.e. remove /dev/node1 followed by create /dev/node1 > This patch a missing proper reaction when there is no locking at all. Zdenek