On 29/12/12 08:17, Walter Dnes wrote:
> On Fri, Dec 28, 2012 at 02:10:26PM +0800, William Kenworthy wrote
>> On 28/12/12 11:25, Walter Dnes wrote:
>>> chmod 755 /dev/shm/hello
>>> /dev/shm/hello
>>
>> as a user (not root)
>>
>> wdk@moriah /home/vm/qemu/mail $ vi /dev/shm/hello
>> wdk@moriah /home/vm/qemu/mail $ chmod 755 /dev/shm/hello
>> wdk@moriah /home/vm/qemu/mail $ /dev/shm/hello
>> Hello World
>> wdk@moriah /home/vm/qemu/mail $
>>
>> worked fine.
>>
>> and
>>
>> moriah ~ # mount|grep shm
>> none on /dev/shm type tmpfs (rw,relatime)
>> moriah ~ #
> 
>   Are you on regular udev?  I thought that /dev/shm was supposed to be
> noexec as a security measure.
> 
*  sys-fs/udev
      Latest version available: 196-r1
      Latest version installed: 196-r1
      Size of downloaded files: 1,922 kB
      Homepage:    http://www.freedesktop.org/wiki/Software/systemd
      Description: Linux dynamic and persistent device naming support
(aka userspace devfs)
      License:     LGPL-2.1 MIT GPL-2

*  sys-fs/udev-init-scripts
      Latest version available: 18
      Latest version installed: 18
      Size of downloaded files: 4 kB
      Homepage:    http://www.gentoo.org
      Description: udev startup scripts for openrc
      License:     GPL-2

*  virtual/udev
      Latest version available: 196
      Latest version installed: 196
      Size of downloaded files: 0 kB
      Homepage:
      Description: Virtual for udev implementation and number of its
features
      License:


I am waiting on eudev so I can dump it, but I also recently found
"udevil" and am wondering if anyone can overview it and compare with
eudev ... is it a similar project, or just for user mounting?

BillK


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