On 07/31/14 17:30, Eric W. Biederman wrote: > > This patchset implements /proc/thread-self a magic symlink that > solves a couple of problems. > > - It makes it easy to get to a specific threads directory in /proc > with gettid() not being exported in glibc this is currently a pain. > > - It allows fixing the problem present in /proc/mounts and /proc/net > that when the thread group leader exits but the entire thread group > remains /proc/self/net and /proc/self/mounts and thus /proc/mounts and > /proc/net become empty. > > - As mount and network namespaces are per thread it allows /proc/net and > /proc/mounts to reflect this. Hi Eric, Any changes/additions to Documentation/ ? Thanks. > This is small chance changing /proc/net and /proc/mounts will cause > userspace regressions (although nothing has shown up in my testing) if > that happens we can just point the change that moves them from > /proc/self/... to /proc/thread-self/... > > Eric W. Biederman (4): > proc: Have net show up under /proc/<tgid>/task/<tid> > proc: Implement /proc/thread-self to point at the directory of the current thread > proc: Point /proc/net at /proc/thread-self/net instead of /proc/self/net > proc: Point /proc/mounts at /proc/thread-self/mounts instead of /proc/self/mounts > > fs/proc/Makefile | 1 + > fs/proc/base.c | 18 ++++++--- > fs/proc/inode.c | 7 +++- > fs/proc/internal.h | 6 +++ > fs/proc/proc_net.c | 2 +- > fs/proc/root.c | 5 ++- > fs/proc/thread_self.c | 85 +++++++++++++++++++++++++++++++++++++++++++ > include/linux/pid_namespace.h | 1 + > 8 files changed, 117 insertions(+), 8 deletions(-) -- ~Randy -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
