Re: 64-syscall args on 32-bit vs syscall()

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From: H. Peter Anvin

Subject: Re: 64-syscall args on 32-bit vs syscall()

Date: Wednesday, March 17, 2010 - 1:53 pm

On 03/17/2010 01:35 PM, Benjamin Herrenschmidt wrote:
quoted text> On Wed, 2010-03-17 at 11:30 -0700, H. Peter Anvin wrote:
>> Again, this is *exactly* symbol versioning done by hand... we have
>> proper symbol versioning, let's use it.
>
> Yeah, whatever, I don't mind what technique you use for the versionning,
> ultimately, if the approach works, we can look at those details :-) We
> -do- need the macro to strip the dummy argument though, unless we use
> a slightly different technique which is to make the __sysno argument
> itself 64-bit, which works as well I believe.
>

It seems cleaner to do it that way (with a 64-bit sysno arg.)

	-hpa
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Messages in current thread:

64-syscall args on 32-bit vs syscall(), Benjamin Herrenschmidt, (Sun Mar 14, 9:48 pm)

Re: 64-syscall args on 32-bit vs syscall(), David Miller, (Sun Mar 14, 10:06 pm)

Re: 64-syscall args on 32-bit vs syscall(), Benjamin Herrenschmidt, (Sun Mar 14, 10:18 pm)

Re: 64-syscall args on 32-bit vs syscall(), David Miller, (Sun Mar 14, 10:54 pm)

Re: 64-syscall args on 32-bit vs syscall(), Ralf Baechle, (Mon Mar 15, 6:44 am)

Re: 64-syscall args on 32-bit vs syscall(), Steven Munroe, (Mon Mar 15, 8:03 am)

Re: 64-syscall args on 32-bit vs syscall(), Jamie Lokier, (Mon Mar 15, 8:04 am)

Re: 64-syscall args on 32-bit vs syscall(), H. Peter Anvin, (Mon Mar 15, 8:13 am)

Re: 64-syscall args on 32-bit vs syscall(), Ulrich Drepper, (Mon Mar 15, 9:00 am)

Re: 64-syscall args on 32-bit vs syscall(), David Miller, (Mon Mar 15, 12:00 pm)

Re: 64-syscall args on 32-bit vs syscall(), H. Peter Anvin, (Mon Mar 15, 12:41 pm)

Re: 64-syscall args on 32-bit vs syscall(), Benjamin Herrenschmidt, (Mon Mar 15, 1:22 pm)

Re: 64-syscall args on 32-bit vs syscall(), Benjamin Herrenschmidt, (Mon Mar 15, 1:27 pm)

Re: 64-syscall args on 32-bit vs syscall(), Benjamin Herrenschmidt, (Mon Mar 15, 1:32 pm)

Re: 64-syscall args on 32-bit vs syscall(), Benjamin Herrenschmidt, (Mon Mar 15, 1:33 pm)

Re: 64-syscall args on 32-bit vs syscall(), Benjamin Herrenschmidt, (Mon Mar 15, 1:35 pm)

Re: 64-syscall args on 32-bit vs syscall(), H. Peter Anvin, (Mon Mar 15, 1:41 pm)

Re: 64-syscall args on 32-bit vs syscall(), Steven Munroe, (Tue Mar 16, 2:56 pm)

Re: 64-syscall args on 32-bit vs syscall(), Benjamin Herrenschmidt, (Tue Mar 16, 5:31 pm)

Re: 64-syscall args on 32-bit vs syscall(), Ulrich Drepper, (Tue Mar 16, 10:52 pm)

Re: 64-syscall args on 32-bit vs syscall(), Benjamin Herrenschmidt, (Wed Mar 17, 1:56 am)

Re: 64-syscall args on 32-bit vs syscall(), Ulrich Drepper, (Wed Mar 17, 2:14 am)

Re: 64-syscall args on 32-bit vs syscall(), Jamie Lokier, (Wed Mar 17, 2:18 am)

Re: 64-syscall args on 32-bit vs syscall(), Benjamin Herrenschmidt, (Wed Mar 17, 3:13 am)

Re: 64-syscall args on 32-bit vs syscall(), Benjamin Herrenschmidt, (Wed Mar 17, 3:18 am)

Re: 64-syscall args on 32-bit vs syscall(), H. Peter Anvin, (Wed Mar 17, 11:30 am)

Re: 64-syscall args on 32-bit vs syscall(), Benjamin Herrenschmidt, (Wed Mar 17, 1:35 pm)

Re: 64-syscall args on 32-bit vs syscall(), H. Peter Anvin, (Wed Mar 17, 1:53 pm)

Re: 64-syscall args on 32-bit vs syscall(), Benjamin Herrenschmidt, (Wed Mar 17, 3:58 pm)

Re: 64-syscall args on 32-bit vs syscall(), Steven Munroe, (Thu Mar 18, 9:08 am)

Re: 64-syscall args on 32-bit vs syscall(), Andreas Schwab, (Thu Mar 18, 9:21 am)

Re: 64-syscall args on 32-bit vs syscall(), Steven Munroe, (Thu Mar 18, 10:03 am)

Re: 64-syscall args on 32-bit vs syscall(), Benjamin Herrenschmidt, (Thu Mar 18, 2:18 pm)

Re: 64-syscall args on 32-bit vs syscall(), Jamie Lokier, (Thu Mar 18, 6:22 pm)


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