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From: Florian Weimer <fweimer@redhat.com>
To: Matheus Castanho via Libc-alpha <libc-alpha@sourceware.org>
Cc: Nicholas Piggin <npiggin@gmail.com>,  Matheus Castanho
 <msc@linux.ibm.com>,  musl@lists.openwall.com,  "Dmitry V. Levin"
 <ldv@altlinux.org>,  linux-api@vger.kernel.org,  libc-dev@lists.llvm.org,
  linuxppc-dev@lists.ozlabs.org
References: <20200611081203.995112-1-npiggin@gmail.com>
	<20210518231331.GA8464@altlinux.org>
	<1621385544.nttlk5qugb.astroid@bobo.none>
	<1621400263.gf0mbqhkrf.astroid@bobo.none>
	<87a6oo4312.fsf@linux.ibm.com>
Date: Fri, 21 May 2021 21:52:51 +0200
In-Reply-To: <87a6oo4312.fsf@linux.ibm.com> (Matheus Castanho via Libc-alpha's
	message of "Fri, 21 May 2021 16:40:30 -0300")
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X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23
Subject: [musl] Re: Linux powerpc new system call instruction and ABI

* Matheus Castanho via Libc-alpha:

> From: Nicholas Piggin <npiggin@gmail.com>
> Subject: [PATCH 1/1] powerpc: Fix handling of scv return error codes
>
> When using scv on templated ASM syscalls, current code interprets any
> negative return value as error, but the only valid error codes are in
> the range -4095..-1 according to the ABI.
>
> Reviewed-by: Matheus Castanho <msc@linux.ibm.com>

Please reference bug 27892 in the commit message.  I'd also appreciate a
backport to the 2.33 release branch (where you need to add NEWS manually
to add the bug reference).

Thanks,
Florian