Date: Thu, 20 May 2021 04:06:12 +0300 From: "Dmitry V. Levin" <ldv@...linux.org> To: Rich Felker <dalias@...c.org> Cc: Joakim Tjernlund <Joakim.Tjernlund@...inera.com>, Segher Boessenkool <segher@...nel.crashing.org>, Michael Ellerman <mpe@...erman.id.au>, Nicholas Piggin <npiggin@...il.com>, musl@...ts.openwall.com, linuxppc-dev@...ts.ozlabs.org, linux-api@...r.kernel.org Subject: Re: Linux powerpc new system call instruction and ABI On Wed, May 19, 2021 at 07:48:47PM -0400, Rich Felker wrote: > On Wed, May 19, 2021 at 06:09:25PM +0000, Joakim Tjernlund wrote: [...] > > W.r.t breaking ABI, isn't that what PowerPC is trying to do with the new syscall I/F? > > No, it's a new independent interface. Unfortunately, being a new independent interface doesn't mean it isn't an ABI break. In fact, it was a severe ABI break, and this thread is an attempt to find a hotfix. -- ldv
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