From: ebiederm@xmission.com (Eric W. Biederman)
To: Andreas Schwab <schwab@linux-m68k.org>
Cc: Michael Schmitz <schmitzmic@gmail.com>,
Brad Boyer <flar@allandria.com>,
geert@linux-m68k.org, linux-arch@vger.kernel.org,
linux-m68k@lists.linux-m68k.org, torvalds@linux-foundation.org
Subject: Re: [RFC][PATCH] signal/m68k: Use force_sigsegv(SIGSEGV) in fpsp040_die
Date: Mon, 26 Jul 2021 15:29:04 -0500 [thread overview]
Message-ID: <87k0lcizu7.fsf@disp2133> (raw)
In-Reply-To: <875yww7s01.fsf@igel.home> (Andreas Schwab's message of "Mon, 26 Jul 2021 22:13:50 +0200")
Andreas Schwab <schwab@linux-m68k.org> writes:
> On Jul 26 2021, Eric W. Biederman wrote:
>
>> diff --git a/arch/m68k/fpsp040/skeleton.S b/arch/m68k/fpsp040/skeleton.S
>> index a8f41615d94a..ec767523c012 100644
>> --- a/arch/m68k/fpsp040/skeleton.S
>> +++ b/arch/m68k/fpsp040/skeleton.S
>> @@ -502,7 +502,8 @@ in_ea:
>> .section .fixup,#alloc,#execinstr
>> .even
>> 1:
>> - jbra fpsp040_die
>> + bsrl fpsp040_die
>> + jmp .Lnotkern
>
> That should be jbra instead of jmp.
I will update my patch. Mind if I ask what the difference is?
I could not find a reference mentioning jbra. Do I need to look in the
gas source or do you know if there is a better source?
Eric
next prev parent reply other threads:[~2021-07-26 20:29 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-23 0:21 [PATCH v4 0/3] m68k: Improved switch stack handling Michael Schmitz
2021-06-23 0:21 ` [PATCH v4 1/3] m68k: save extra registers on more syscall entry points Michael Schmitz
2021-06-23 0:21 ` [PATCH v4 2/3] m68k: correctly handle IO worker stack frame set-up Michael Schmitz
2021-06-23 0:21 ` [PATCH v4 3/3] m68k: track syscalls being traced with shallow user context stack Michael Schmitz
2021-07-25 10:05 ` Geert Uytterhoeven
2021-07-25 20:48 ` Michael Schmitz
2021-07-25 21:00 ` Linus Torvalds
2021-07-26 14:27 ` Greg Ungerer
2021-07-15 13:29 ` [PATCH v4 0/3] m68k: Improved switch stack handling Eric W. Biederman
2021-07-15 23:10 ` Michael Schmitz
2021-07-17 5:38 ` Michael Schmitz
2021-07-17 18:52 ` Eric W. Biederman
2021-07-17 20:09 ` Michael Schmitz
2021-07-17 23:04 ` Michael Schmitz
2021-07-18 10:47 ` Andreas Schwab
2021-07-18 19:47 ` Michael Schmitz
2021-07-18 20:59 ` Brad Boyer
2021-07-19 3:15 ` Michael Schmitz
2021-07-20 20:32 ` Eric W. Biederman
2021-07-20 22:16 ` Michael Schmitz
2021-07-22 14:49 ` Eric W. Biederman
2021-07-23 4:23 ` Michael Schmitz
2021-07-23 22:31 ` Eric W. Biederman
2021-07-23 23:52 ` Michael Schmitz
2021-07-24 12:05 ` Andreas Schwab
2021-07-25 7:44 ` Michael Schmitz
2021-07-25 10:12 ` Brad Boyer
2021-07-26 2:00 ` Michael Schmitz
2021-07-26 19:36 ` [RFC][PATCH] signal/m68k: Use force_sigsegv(SIGSEGV) in fpsp040_die Eric W. Biederman
2021-07-26 20:13 ` Andreas Schwab
2021-07-26 20:29 ` Eric W. Biederman [this message]
2021-07-26 21:25 ` Andreas Schwab
2021-07-26 20:29 ` Michael Schmitz
2021-07-26 21:08 ` [PATCH] " Eric W. Biederman
2021-08-25 15:56 ` Eric W. Biederman
2021-08-26 12:15 ` Geert Uytterhoeven
2021-07-25 11:53 ` [PATCH v4 0/3] m68k: Improved switch stack handling Andreas Schwab
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