From: Michael Ellerman <mpe@ellerman.id.au>
To: "Naveen N. Rao" <naveen.n.rao@linux.vnet.ibm.com>,
linuxppc-dev@ozlabs.org
Subject: Re: [v4] powerpc: Define and use PPC64_ELF_ABI_v2/v1
Date: Wed, 15 Jun 2016 22:39:16 +1000 (AEST) [thread overview]
Message-ID: <3rV5g81hqHz9t1q@ozlabs.org> (raw)
In-Reply-To: <1465232170-16822-1-git-send-email-naveen.n.rao@linux.vnet.ibm.com>
On Mon, 2016-06-06 at 16:56:10 UTC, "Naveen N. Rao" wrote:
> From: Michael Ellerman <mpe@ellerman.id.au>
>
> We're approaching 20 locations where we need to check for ELF ABI v2.
> That's fine, except the logic is a bit awkward, because we have to check
> that _CALL_ELF is defined and then what its value is.
>
> So check it once in asm/types.h and define PPC64_ELF_ABI_v2 when ELF ABI
> v2 is detected.
>
> We also have a few places where what we're really trying to check is
> that we are using the 64-bit v1 ABI, ie. function descriptors. So also
> add a #define for that, which simplifies several checks.
>
> Signed-off-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Applied to powerpc next.
https://git.kernel.org/powerpc/c/f55d966536034d33476fdd43c4
cheers
prev parent reply other threads:[~2016-06-15 12:39 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-06 5:39 [PATCH v3] powerpc: Define and use PPC64_ELF_ABI_v2/v1 Michael Ellerman
2016-06-06 16:56 ` [PATCH v4] " Naveen N. Rao
2016-06-15 12:39 ` Michael Ellerman [this message]
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