Re: [GIT PULL] namespaces related fixes for v4.11-rc1

2017-02-22 Thread Andy Lutomirski
On Wed, Feb 22, 2017 at 5:29 PM, Eric W. Biederman wrote: > Aleksa Sarai writes: > >>> The only known user of this prctl systemd >>> forks all children after the prctl. So no userspace regressions will >>> occur. >> >> Note that runC and containerd (and thus Docker) as well as cri-o use the >>

Re: [GIT PULL] namespaces related fixes for v4.11-rc1

2017-02-22 Thread Aleksa Sarai
The only known user of this prctl systemd forks all children after the prctl. So no userspace regressions will occur. Note that runC and containerd (and thus Docker) as well as cri-o use the prctl as well -- to be able to collect exit codes from a non-child process (namely to collect the exit c

Re: [GIT PULL] namespaces related fixes for v4.11-rc1

2017-02-22 Thread Eric W. Biederman
Aleksa Sarai writes: >> The only known user of this prctl systemd >> forks all children after the prctl. So no userspace regressions will >> occur. > > Note that runC and containerd (and thus Docker) as well as cri-o use the prctl > as well -- to be able to collect exit codes from a non-child pr

[GIT PULL] namespaces related fixes for v4.11-rc1

2017-02-22 Thread Eric W. Biederman
Linus, Please pull the for-linus branch from the git tree: git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace.git for-linus HEAD: ace0c791e6c3cf5ef37cad2df69f0d90ccc40ffb proc/sysctl: Don't grab i_lock under sysctl_lock. This pull request is coming a few days into th

Re: [GIT PULL] namespaces related fixes for v4.11-rc1

2017-02-22 Thread Aleksa Sarai
The only known user of this prctl systemd forks all children after the prctl. So no userspace regressions will occur. Note that runC and containerd (and thus Docker) as well as cri-o use the prctl as well -- to be able to collect exit codes from a non-child process (namely to collect the exit