Re: Generic syscall ABI support

2013-03-29 Thread Arnd Bergmann
On Friday 29 March 2013, Ley Foon Tan wrote: > > > Thanks for the suggestion. > Too bad we don't have in-house expert in klibc and musl port. > > Hi HPA, > I knew you are the developer of klibc. Do you have any documentation to > port a new architecture and also how to replace glibc with klibc i

Re: Generic syscall ABI support

2013-03-29 Thread Ley Foon Tan
On Thu, 2013-03-28 at 21:53 -0700, H. Peter Anvin wrote: > On 03/28/2013 09:41 PM, Rob Landley wrote: > > > > You don't need a new glibc port, you need a new klibc or musl port. > > > > http://www.openwall.com/lists/musl/2012/07/08/1 > > > > Way less work than getting glibc working for your ba

Re: Generic syscall ABI support

2013-03-28 Thread H. Peter Anvin
On 03/28/2013 09:41 PM, Rob Landley wrote: > > You don't need a new glibc port, you need a new klibc or musl port. > > http://www.openwall.com/lists/musl/2012/07/08/1 > > Way less work than getting glibc working for your basic smoketest... > Good point. Average time to port klibc to a new a

Re: Generic syscall ABI support

2013-03-28 Thread Rob Landley
On 03/28/2013 06:42:47 AM, Arnd Bergmann wrote: On Thursday 28 March 2013, Ley Foon Tan wrote: > On Thu, 2013-03-28 at 10:40 +, Arnd Bergmann wrote: > > On Thursday 28 March 2013, Ley Foon Tan wrote: > > > We will working on generic ABI for kernel and Glibc. This might take > > > some time

Re: Generic syscall ABI support

2013-03-28 Thread Arnd Bergmann
On Thursday 28 March 2013, Ley Foon Tan wrote: > On Thu, 2013-03-28 at 10:40 +, Arnd Bergmann wrote: > > On Thursday 28 March 2013, Ley Foon Tan wrote: > > > We will working on generic ABI for kernel and Glibc. This might take > > > some times. > > > > Ok. Don't let that hold you up from submi

Re: Generic syscall ABI support

2013-03-28 Thread Ley Foon Tan
On Thu, 2013-03-28 at 10:40 +, Arnd Bergmann wrote: > On Thursday 28 March 2013, Ley Foon Tan wrote: > > We will working on generic ABI for kernel and Glibc. This might take > > some times. > > Ok. Don't let that hold you up from submitting the kernel patches > for review though. > > Ar

Re: Generic syscall ABI support

2013-03-28 Thread Arnd Bergmann
On Thursday 28 March 2013, Ley Foon Tan wrote: > We will working on generic ABI for kernel and Glibc. This might take > some times. Ok. Don't let that hold you up from submitting the kernel patches for review though. Arnd -- To unsubscribe from this list: send the line "unsubscribe linux-

Re: Generic syscall ABI support

2013-03-28 Thread Ley Foon Tan
On Thu, 2013-03-28 at 07:44 +, Arnd Bergmann wrote: > Yes, absolutely. What a couple of the previous architectures have done is > to keep out of tree patches for their old ABI for a while, and to submit > only code that follows the generic ABI upstream. Usually it doesn't take > long for users

Re: Generic syscall ABI support

2013-03-28 Thread Arnd Bergmann
On Thursday 28 March 2013, H. Peter Anvin wrote: > On 03/27/2013 08:09 PM, Ley Foon Tan wrote: > > The question is, is it a requirement for new arch to support generic > > syscall ABI when upstreaming? Can we upstream a non-generic syscall ABI > > first and migrate to generic syscall ABI in future

Re: Generic syscall ABI support

2013-03-27 Thread H. Peter Anvin
On 03/27/2013 08:09 PM, Ley Foon Tan wrote: > Need advise regarding the generic syscall ABI support. > > We are planning to upstream our Nios II kernel (arch/nios2) to mainline. > But it doesn't support generic syscall ABI yet (It requires an updated > Glibc port as well).

Generic syscall ABI support

2013-03-27 Thread Ley Foon Tan
Need advise regarding the generic syscall ABI support. We are planning to upstream our Nios II kernel (arch/nios2) to mainline. But it doesn't support generic syscall ABI yet (It requires an updated Glibc port as well). The question is, is it a requirement for new arch to support ge