[PATCH v6 13/17] arm64:ilp32: add sys_ilp32.c and a separate table (in entry.S) to use it

Andreas Schwab schwab at suse.de
Wed Nov 11 15:07:41 PST 2015

Arnd Bergmann <arnd at arndb.de> writes:

> On Wednesday 11 November 2015 18:54:00 Andreas Schwab wrote:
>> Yury Norov <ynorov at caviumnetworks.com> writes:
>> > +#define sys_clock_gettime       compat_sys_clock_gettime
>> > +#define sys_clock_settime       compat_sys_clock_settime
>> You also need to redirect sys_clock_nanosleep.
> Note that based on my comment, that table would be turned around, and
> only the syscalls get overridden that do not have the normal
> compat mode behavior (mostly the ones that pass a 64-bit register).

Is it intented that _all_ off_t-like syscalls are implemented by the
64bit variants?  Currently, this isn't fully implemented (lseek is
implemented by sys_llseek and mmap by an mmap2 wrapper).


Andreas Schwab, SUSE Labs, schwab at suse.de
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