Messages in this thread |  | | Date | Tue, 13 Nov 2012 11:41:34 +0000 | From | James Hogan <> | Subject | Re: [RFC PATCH v1 14/31] ARC: syscall support |
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On 09/11/12 09:50, James Hogan wrote: > On 07/11/12 14:21, Arnd Bergmann wrote: >> On Wednesday 07 November 2012, Vineet Gupta wrote: >>> + * Being uClibc based we need some of the deprecated syscalls: >>> + * -Not emulated by uClibc at all >>> + * unlink, mkdir,... (needed by Busybox, LTP etc) >>> + * times (needed by LTP pan test harness) >>> + * -Not emulated efficiently >>> + * select: emulated using pselect (but extra code to chk usec > 1sec) >>> + * >>> + * some (send/recv) correctly emulated using (recfrom/sendto) and >>> + * some arch specific ones (fork/vfork)can easily be emulated using clone but >>> + * thats the price of using common-denominator.... >>> + */ >>> +#define __ARCH_WANT_SYSCALL_NO_AT >>> +#define __ARCH_WANT_SYSCALL_NO_FLAGS >>> +#define __ARCH_WANT_SYSCALL_OFF_T >>> +#define __ARCH_WANT_SYSCALL_DEPRECATED >> >> I'm pretty sure that this has been solved before, best get in contact with >> the maintainers of the openrisc/c6x/hexagon platforms, that probably all >> use uClibc without needing these. >> >> You have to remove the legacy calls here.
> FYI, we'll soon be making some uClibc patches available so that it can > work without these deprecated syscalls and with the newer IPC interface > (the work was needed for metag too). It's based roughly on the OpenRisc > patches from last year, but with a fair few changes.
Hi Vineet,
The uClibc patches I mentioned have been posted, see here:
http://lists.busybox.net/pipermail/uclibc/2012-November/047110.html
Please do try them out and provide any feedback.
Cheers James
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