Messages in this thread | | | From | Dmitry Safonov <> | Date | Mon, 29 Jul 2019 20:12:53 +0100 | Subject | Re: [PATCH 1/2] fork: extend clone3() to support CLONE_SET_TID |
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On Mon, 29 Jul 2019 at 17:52, Adrian Reber <areber@redhat.com> wrote: [..] > --- a/include/uapi/linux/sched.h > +++ b/include/uapi/linux/sched.h > @@ -32,6 +32,7 @@ > #define CLONE_NEWPID 0x20000000 /* New pid namespace */ > #define CLONE_NEWNET 0x40000000 /* New network namespace */ > #define CLONE_IO 0x80000000 /* Clone io context */ > +#define CLONE_SET_TID 0x100000000ULL /* set if the desired TID is set in set_tid */ > > /* > * Arguments for the clone3 syscall > @@ -45,6 +46,7 @@ struct clone_args { > __aligned_u64 stack; > __aligned_u64 stack_size; > __aligned_u64 tls; > + __aligned_u64 set_tid; > }; >
I don't see a change to : if (unlikely(size < sizeof(struct clone_args))) : return -EINVAL;
That seems backwards-incompatible, but I may miss some part..
-- Dmitry
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