On Fri, Aug 30, 2024 at 10:20:28AM +0200, hsimeliere.opensource@xxxxxxxxxxx wrote: > From: Vasily Averin <vvs@xxxxxxxxxxxxx> > > commit 18319498fdd4cdf8c1c2c48cd432863b1f915d6f upstream. > > When user creates IPC objects it forces kernel to allocate memory for > these long-living objects. > > It makes sense to account them to restrict the host's memory consumption > from inside the memcg-limited container. > > This patch enables accounting for IPC shared memory segments, messages > semaphores and semaphore's undo lists. > > Link: https://lkml.kernel.org/r/d6507b06-4df6-78f8-6c54-3ae86e3b5339@xxxxxxxxxxxxx > Signed-off-by: Vasily Averin <vvs@xxxxxxxxxxxxx> > Reviewed-by: Shakeel Butt <shakeelb@xxxxxxxxxx> > Cc: Alexander Viro <viro@xxxxxxxxxxxxxxxxxx> > Cc: Alexey Dobriyan <adobriyan@xxxxxxxxx> > Cc: Andrei Vagin <avagin@xxxxxxxxx> > Cc: Borislav Petkov <bp@xxxxxxxxx> > Cc: Borislav Petkov <bp@xxxxxxx> > Cc: Christian Brauner <christian.brauner@xxxxxxxxxx> > Cc: Dmitry Safonov <0x7f454c46@xxxxxxxxx> > Cc: "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx> > Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> > Cc: "H. Peter Anvin" <hpa@xxxxxxxxx> > Cc: Ingo Molnar <mingo@xxxxxxxxxx> > Cc: "J. Bruce Fields" <bfields@xxxxxxxxxxxx> > Cc: Jeff Layton <jlayton@xxxxxxxxxx> > Cc: Jens Axboe <axboe@xxxxxxxxx> > Cc: Jiri Slaby <jirislaby@xxxxxxxxxx> > Cc: Johannes Weiner <hannes@xxxxxxxxxxx> > Cc: Kirill Tkhai <ktkhai@xxxxxxxxxxxxx> > Cc: Michal Hocko <mhocko@xxxxxxxxxx> > Cc: Oleg Nesterov <oleg@xxxxxxxxxx> > Cc: Roman Gushchin <guro@xxxxxx> > Cc: Serge Hallyn <serge@xxxxxxxxxx> > Cc: Tejun Heo <tj@xxxxxxxxxx> > Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx> > Cc: Vladimir Davydov <vdavydov.dev@xxxxxxxxx> > Cc: Yutian Yang <nglaive@xxxxxxxxx> > Cc: Zefan Li <lizefan.x@xxxxxxxxxxxxx> > Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> > Signed-off-by: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> > Signed-off-by: Hugo SIMELIERE <hsimeliere.opensource@xxxxxxxxxxx> > --- > ipc/msg.c | 2 +- > ipc/sem.c | 10 ++++++---- > ipc/shm.c | 2 +- > 3 files changed, 8 insertions(+), 6 deletions(-) > Now queued up, thanks. greg k-h
