Messages in this thread |  | | Subject | Re: [RFC 0/4] futex2: Add new futex interface | From | André Almeida <> | Date | Sat, 13 Jun 2020 16:25:46 -0300 |
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Hello H.J.,
On 6/12/20 4:35 PM, H.J. Lu wrote: > On Fri, Jun 12, 2020 at 11:53 AM André Almeida via Libc-alpha > <libc-alpha@sourceware.org> wrote: >> - Is expected to have a x32 ABI implementation as well? In the case of >> wait and wake, we could use the same as x86_64 ABI. However, for the >> waitv (aka wait on multiple futexes) we would need a proper x32 entry >> since we are dealing with 32bit pointers. > > x32 should be able to use the same i386 compat systcall entry. Will it be > problem? > Indeed, you are right. In the last iteration of this work, I had some problems dealing with x32 ABI, but this new interface doesn't have the same problem anymore. We can use the same sys_waitv_time64 interface for both i368 and x32.
>> > > H.J. >
Thanks, André
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