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On Oct 15, 2011 (Saturday), at 11:58 AM, Thiago Macieira wrote:

> On Saturday, 15 de October de 2011 13:18:06 Иван Комиссаров wrote:
>> Yes, i have code for all your use-cases
>> https://gitorious.org/qdrive/qdrive/trees/master
>> 
>> Unfortunately, monitoring seems broken on Linux due to reason that mtab is
>> not a fille now, but  a symlink to procfs.
> 
> It's a real file here.

It was introduced with newer linux kernels

pvanek@linux-0lew:~/razor/razor-qt> ls -l /etc/mtab 
lrwxrwxrwx 1 root root 17 Mar 17  2011 /etc/mtab -> /proc/self/mounts           
                                                                                
         

pvanek@linux-0lew:~/razor/razor-qt> file /proc/self/mounts                      
                                                                                
         
/proc/self/mounts: empty                                                        
                                                                                
         

pvanek@linux-0lew:~/razor/razor-qt> cat /proc/self/mounts
rootfs / rootfs rw 0 0                                                          
                                                                                
         
devtmpfs /dev devtmpfs rw,relatime,size=251480k,nr_inodes=62870,mode=755 0 0    
                                                                                
         
tmpfs /dev/shm tmpfs rw,relatime 0 0                                            
                                                                                
         
/dev/sda1 / ext3 rw,relatime,errors=continue,barrier=1,data=ordered 0 0         
                                                                                
         
proc /proc proc rw,relatime 0 0                                                 
                                                                                
         
sysfs /sys sysfs rw,relatime 0 0                                                
                                                                                
         
debugfs /sys/kernel/debug debugfs rw,relatime 0 0                               
                                                                                
         
devpts /dev/pts devpts rw,relatime,gid=5,mode=620,ptmxmode=000 0 0              
                                                                                
         
none /proc/fs/vmblock/mountPoint vmblock rw,relatime 0 0                        
                                                                                
         

pvanek@linux-0lew:~/razor/razor-qt> uname -a                                    
                                                                                
         
Linux linux-0lew 2.6.37.6-0.7-default #1 SMP 2011-07-21 02:17:24 +0200 i686 
i686 i386 GNU/Linux 

> 
> But monitoring mtab seems wrong in the first place. The code should integrate 
> with udisks and get the info it needs from udisks.

agree. Luckily it looks like udev can handle it without it...

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