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Date: Mon, 9 Nov 2020 01:22:52 +0000 From: Dmitry Safonov <0x7f454c46@...il.com> To: Andy Lutomirski <luto@...nel.org>, Dmitry Safonov <dima@...sta.com> Cc: LKML <linux-kernel@...r.kernel.org>, Alexander Viro <viro@...iv.linux.org.uk>, Andrew Morton <akpm@...ux-foundation.org>, Arnd Bergmann <arnd@...db.de>, Borislav Petkov <bp@...en8.de>, Catalin Marinas <catalin.marinas@....com>, Christophe Leroy <christophe.leroy@...roup.eu>, Guo Ren <guoren@...nel.org>, "H. Peter Anvin" <hpa@...or.com>, Ingo Molnar <mingo@...hat.com>, Oleg Nesterov <oleg@...hat.com>, Russell King <linux@...linux.org.uk>, Thomas Bogendoerfer <tsbogend@...ha.franken.de>, Thomas Gleixner <tglx@...utronix.de>, Vincenzo Frascino <vincenzo.frascino@....com>, Will Deacon <will@...nel.org>, X86 ML <x86@...nel.org> Subject: Re: [PATCH 12/19] x86/signal: Land on &frame->retcode when vdso isn't mapped On 11/8/20 7:06 PM, Andy Lutomirski wrote: > On Sat, Nov 7, 2020 at 9:17 PM Dmitry Safonov <dima@...sta.com> wrote: >> >> Since commit 9fbbd4dd17d0 ("x86: Don't require the vDSO for handling >> a.out signals") after processing 32-bit signal if there is no vdso >> mapped frame->retcode is used as a landing. >> Do the same for rt ia32 signals. > > Am I reading correctly that this makes the ia32 compat signals match > the native ia32 case? Yes, probably I should have added it to the changelog. Thanks, Dmitry
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