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From: Ilya Leoshkevich <iii@linux.ibm.com>
To: Richard Henderson <richard.henderson@linaro.org>,
	David Hildenbrand <david@redhat.com>,
	Laurent Vivier <laurent@vivier.eu>,
	Cornelia Huck <cohuck@redhat.com>
Cc: Christian Borntraeger <borntraeger@de.ibm.com>,
	qemu-s390x@nongnu.org, qemu-devel@nongnu.org,
	Andreas Krebbel <krebbel@linux.ibm.com>
Subject: Re: [PATCH v2 0/2] target/s390x: Fix SIGILL psw.addr reporting
Date: Tue, 01 Jun 2021 14:38:51 +0200	[thread overview]
Message-ID: <0afc20739d40f00f1ebbe29f37817b2daf328f3c.camel@linux.ibm.com> (raw)
In-Reply-To: <20210521111908.2843735-1-iii@linux.ibm.com>

On Fri, 2021-05-21 at 13:19 +0200, Ilya Leoshkevich wrote:
> qemu-s390x puts a wrong value into SIGILL's siginfo_t's psw.addr: it
> should be a pointer to the instruction following the illegal
> instruction, but at the moment it is a pointer to the illegal
> instruction itself. This breaks OpenJDK, which relies on this value.
> 
> Patch 1 fixes the issue, patch 2 adds a test.
> 
> v1:
> https://lists.nongnu.org/archive/html/qemu-devel/2021-05/msg06592.html
> v1 -> v2: Use a better buglink (Cornelia), simplify the inline asm
>           magic in the test and add an explanation (David).
> 
> Ilya Leoshkevich (2):
>   target/s390x: Fix SIGILL psw.addr reporting
>   tests/tcg/s390x: Test SIGILL handling
> 
>  linux-user/s390x/cpu_loop.c     |  6 ++-
>  target/s390x/excp_helper.c      | 69 ++++++++++++++++++-------------
> --
>  target/s390x/internal.h         |  1 +
>  tests/tcg/s390x/Makefile.target |  1 +
>  tests/tcg/s390x/sigill.c        | 52 +++++++++++++++++++++++++
>  5 files changed, 96 insertions(+), 33 deletions(-)
>  create mode 100644 tests/tcg/s390x/sigill.c

Hi,

Is there anything I need to do to have this merged?

Regarding the style checker warning: I could move the function
declaration to a separate header, but from my perspective this would
make the test less readable.

Best regards,
Ilya



  parent reply	other threads:[~2021-06-01 12:41 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-21 11:19 [PATCH v2 0/2] target/s390x: Fix SIGILL psw.addr reporting Ilya Leoshkevich
2021-05-21 11:19 ` [PATCH v2 1/2] " Ilya Leoshkevich
2021-05-21 11:19 ` [PATCH v2 2/2] tests/tcg/s390x: Test SIGILL handling Ilya Leoshkevich
2021-05-21 11:22   ` David Hildenbrand
2021-05-21 11:30 ` [PATCH v2 0/2] target/s390x: Fix SIGILL psw.addr reporting no-reply
2021-06-01 12:38 ` Ilya Leoshkevich [this message]
2021-06-01 15:52   ` Ilya Leoshkevich

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