----- On Jul 8, 2018, at 5:03 PM, Mathieu Desnoyers mathieu.desnoy...@efficios.com wrote:
> Following the recent discussion thread [1] about rseq uapi, here is > a set of updates submitted for integration into 4.18. Those change all > rseq __get_user/__put_user for get_user/put_user as discussed. Considering that ppc32 does not implement 64-bit get_user(), I will re-spin the whole series using __copy_from_user/__copy_to_user() to replace __get_user()/__put_user() to load/store the 64-bit rseq_cs field. I'm aiming for a minimal change at this stage of the rc cycle. Thanks, Mathieu > > Thanks, > > Mathieu > > [1] > https://lkml.kernel.org/r/20180702223143.4663-1-mathieu.desnoy...@efficios.com > > Mathieu Desnoyers (6): > rseq: use __u64 for rseq_cs fields, validate user inputs > rseq: use get_user/put_user rather than __get_user/__put_user > rseq: uapi: update uapi comments > rseq: uapi: declare rseq_cs field as union, update includes > rseq: remove unused types_32_64.h uapi header > rseq/selftests: cleanup: update comment above rseq_prepare_unload > > include/uapi/linux/rseq.h | 102 ++++++++++++++++++++---------------- > include/uapi/linux/types_32_64.h | 50 ------------------ > kernel/rseq.c | 36 ++++++++----- > tools/testing/selftests/rseq/rseq.h | 24 ++++++--- > 4 files changed, 97 insertions(+), 115 deletions(-) > delete mode 100644 include/uapi/linux/types_32_64.h > > -- > 2.11.0 -- Mathieu Desnoyers EfficiOS Inc. http://www.efficios.com
