[Devel] [PATCH rh7] ve: Revert "ve/pid_ns: reap zombies with external parent on container's init exit"

Vladimir Davydov vdavydov at parallels.com
Thu Apr 30 06:32:00 PDT 2015


On Thu, Apr 30, 2015 at 02:38:46PM +0300, Kirill Tkhai wrote:
> Revert commit 4dba4987c61aff42e36aa3c889ba68dab84b0be8 ported from 2.6.32 kernel.
> 
> It's unnecessary because the shutdown sequence was reworked by Konstantin
> Khlebnikov earlier in commit b5656165832b19ad628eee2a80a939625d43eab1.
> 
> With 4dba4987c61aff42e36aa3c889ba68dab84b0be8 applied we has a problem with
> double task waiting which leads to memory corruption.
> https://jira.sw.ru/browse/PSBM-33254
> 
> NOTE: vzctl from PCS6 and PCS7 does not need functionality like this. The first
> one ignores signals (and child autoreaps), the second waits for its child in-ve
> process exit (and reaps it). So, this was need for versions <= PCS5.
> 
> Signed-off-by: Kirill Tkhai <ktkhai at odin.com>

Acked-by: Vladimir Davydov <vdavydov at parallels.com>



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