在 2020/12/31 下午5:22, Greg Kroah-Hartman 写道:
On Thu, Dec 17, 2020 at 10:26:23AM +0800, Wen Yang wrote:
在 2020/12/4 上午2:31, Wen Yang 写道:
The dentries such as /proc//ns/ have the DCACHE_OP_DELETE flag, they
should be deleted when the process exits.
Suppose the following race appears：
releas
On Thu, Dec 17, 2020 at 10:26:23AM +0800, Wen Yang wrote:
>
>
> 在 2020/12/4 上午2:31, Wen Yang 写道:
> > The dentries such as /proc//ns/ have the DCACHE_OP_DELETE flag, they
> > should be deleted when the process exits.
> >
> > Suppose the following race appears：
> >
> > release_task
在 2020/12/4 上午2:31, Wen Yang 写道:
The dentries such as /proc//ns/ have the DCACHE_OP_DELETE flag, they
should be deleted when the process exits.
Suppose the following race appears：
release_task dput
-> proc_flush_task
-> dentry->d_op->d_delete(den
The dentries such as /proc//ns/ have the DCACHE_OP_DELETE flag, they
should be deleted when the process exits.
Suppose the following race appears???
release_task?? dput
-> proc_flush_task
->??dentry->d_op->d
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