From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from sog-mx-2.v43.ch3.sourceforge.com ([172.29.43.192] helo=mx.sourceforge.net) by sfs-ml-4.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1VeQde-0002VR-Pp for ltp-list@lists.sourceforge.net; Thu, 07 Nov 2013 14:32:50 +0000 Received: from mx4-phx2.redhat.com ([209.132.183.25]) by sog-mx-2.v43.ch3.sourceforge.com with esmtp (Exim 4.76) id 1VeQdc-0006Za-SV for ltp-list@lists.sourceforge.net; Thu, 07 Nov 2013 14:32:50 +0000 Date: Thu, 7 Nov 2013 09:32:39 -0500 (EST) From: Jan Stancek Message-ID: <1893446010.23601038.1383834759982.JavaMail.root@redhat.com> In-Reply-To: <81212EE27BC298499DBD7CA069AAD071428CD96BD7@LGEVEXMBAPSVC2.LGE.NET> References: <81212EE27BC298499DBD7CA069AAD071428CD96A5A@LGEVEXMBAPSVC2.LGE.NET> <2139722103.23140441.1383778076485.JavaMail.root@redhat.com> <81212EE27BC298499DBD7CA069AAD071428CD96BD7@LGEVEXMBAPSVC2.LGE.NET> MIME-Version: 1.0 Subject: Re: [LTP] [PATCH v2] BindMounts: fix to properly unmount during cleanup in fs_bind List-Id: Linux Test Project General Discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ltp-list-bounces@lists.sourceforge.net To: Siva Padhy Cc: ltp-list@lists.sourceforge.net ----- Original Message ----- > From: "Siva Padhy" > To: "Jan Stancek" > Cc: ltp-list@lists.sourceforge.net > Sent: Thursday, 7 November, 2013 3:21:20 AM > Subject: RE: [LTP] [PATCH v2] BindMounts: fix to properly unmount during cleanup in fs_bind > > HI Jan, > > Thanks for the reply. > > I verified test02 testcase again with my patch, it is working fine for me. I > am also using 3.10.11+ kernel. > I am wondering why share1 is still mounted in your case. And I'm wondering why it's not in your case :-). There are 2 mounts: "${FS_BIND_ROOT}/bin/makedir" share share1 mount --rbind parent1/child1 share1 so I'd expect 2 umounts: # mkdir test1; mkdir test2 # mount --bind test1 test1 # mount --rbind test2 test1 # umount test1 # mount | grep test1 /dev/mapper/rhel_dhcp--27--145-root on /mnt/testarea/ltp/test1 type xfs (rw,relatime,seclabel,attr2,inode64,noquota) # umount test1 Can you rerun test02 with this change and send the output of mounted directories? diff --git a/testcases/kernel/fs/fs_bind/rbind/test02 b/testcases/kernel/fs/fs_bind/rbind/test02 index 3ab7b6c..610e873 100755 --- a/testcases/kernel/fs/fs_bind/rbind/test02 +++ b/testcases/kernel/fs/fs_bind/rbind/test02 @@ -83,10 +83,12 @@ trap '' ERR umount share1 umount parent2 umount parent1 + mount | grep sandbox rm -rf parent* share* cleanup -} >& /dev/null +} Regards, Jan > > I observed, share1 hold the part of parent2/child2 and parent2/child2/b > mount points. > In our case parent2/child2 and parent2/child2/b are not un-mounted so, when > I will un-mount share1 it will show resource busy. > > So for that reason I added those 2 line to un-mount the share1 successfully. > > + umount parent2/child2/b > > + umount parent2/child2 > > After adding the above 2 line, now the share1 is free and can be un-mounted > successfully. > > umount share1 > > I tested your code also. That is also working fine. I am successfully > executing the test02 without any warning. > > Please share your suggestion so that I can go-ahead. Hope my changes for > test38 is proper. > > Regards, > Siva > > -----Original Message----- > From: Jan Stancek [mailto:jstancek@redhat.com] > Sent: Thursday, November 07, 2013 7:48 AM > To: Siva Padhy/LGSIA CSP-4(siva.padhy@lge.com) > Cc: ltp-list@lists.sourceforge.net > Subject: Re: [LTP] [PATCH v2] BindMounts: fix to properly unmount during > cleanup in fs_bind > > > > > > ----- Original Message ----- > > From: "Siva Padhy" > > To: ltp-list@lists.sourceforge.net > > Sent: Wednesday, 6 November, 2013 10:45:51 AM > > Subject: [LTP] [PATCH v2] BindMounts: fix to properly unmount during > > cleanup in fs_bind > > > > While running fs_bound testcases, some test directory structure are > > mounted using -rbind option. While exiting the testcase the umount is > > not properly done, hence the below testcase are falling into TWARN. > > > > fs_bind/test02 > > fs_bind/test38 > > > > The warning message is as below for respective testcases > > TWARN : rbind/test02 did not properly clean up > > "/tmp/ltp-XXXX9qdYqG/sandbox" > > TWARN : rbind/test38 did not properly clean up > > "/tmp/ltp-XXXX9qdYqG/sandbox" > > > > This patch unmount all the mounted/submounted parts of the filesystem > > properly. > > > > Change-Id: Ica6d1799b89e933587c11c1755dff996ddbdf8c5 > > Signed-off-by: Siva > > --- > > testcases/kernel/fs/fs_bind/rbind/test02 | 2 ++ > > testcases/kernel/fs/fs_bind/rbind/test38 | 5 +++++ > > 2 files changed, 7 insertions(+) > > > > diff --git a/testcases/kernel/fs/fs_bind/rbind/test02 > > b/testcases/kernel/fs/fs_bind/rbind/test02 > > index 3ab7b6c..eab9cdc 100755 > > --- a/testcases/kernel/fs/fs_bind/rbind/test02 > > +++ b/testcases/kernel/fs/fs_bind/rbind/test02 > > @@ -76,8 +76,10 @@ trap '' ERR > > { > > umount parent1/child1/a > > umount parent1/child1/b > > + umount parent2/child2/b > > umount parent1/child1 > > umount parent1/child1 > > + umount parent2/child2 > > umount parent1/child1 > > umount parent1/child1 > > umount share1 > > Hi, > > This still leaves me with share1 mounted. The following umount sequence works > for me (3.10 based kernel). Can you try if it fixes also your issue in > test02? > > umount parent2/child2/b > umount parent1/child1/a > umount parent2/child2 > umount share1 > umount parent1/child1 > > umount parent1/child1 > umount share1 > umount parent2 > umount parent1 > > Regards, > Jan > > > diff --git a/testcases/kernel/fs/fs_bind/rbind/test38 > > b/testcases/kernel/fs/fs_bind/rbind/test38 > > index c9cf3e1..c944ce5 100755 > > --- a/testcases/kernel/fs/fs_bind/rbind/test38 > > +++ b/testcases/kernel/fs/fs_bind/rbind/test38 > > @@ -77,6 +77,7 @@ trap '' ERR > > { > > umount share1/a > > umount parent1/child1/b > > + umount parent2/child1/b > > umount parent2/child1/c > > umount parent1/child1 > > umount parent1/child1 > > @@ -86,6 +87,10 @@ trap '' ERR > > umount parent2 > > umount share1 > > umount share1 > > + umount parent1 > > + umount share2 > > + umount parent2/child2 > > + umount parent2 > > > > rm -rf parent* share* > > cleanup > > -- > > 1.7.9.5 > > > > > > ---------------------------------------------------------------------- > > -------- November Webinars for C, C++, Fortran Developers Accelerate > > application performance with scalable programming models. 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