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From: Sergey Shtylyov <s.shtylyov@omp.ru>
To: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>,
	Guenter Roeck <linux@roeck-us.net>,
	Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>,
	Rich Felker <dalias@libc.org>, <linux-sh@vger.kernel.org>,
	<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] sh: Avoid using IRQ0 on SH3 and SH4
Date: Sat, 8 Jul 2023 23:55:52 +0300	[thread overview]
Message-ID: <941c0ebf-d55a-22f1-72d4-1397f44d3c3a@omp.ru> (raw)
In-Reply-To: <29ad9e3d1a83d03190626ba66b7d71c833776982.camel@physik.fu-berlin.de>

On 7/6/23 8:41 PM, John Paul Adrian Glaubitz wrote:

>> I tried rts7751r2dplus_defconfig with no modifications and the following minimized
>> qemu command line.
>>
>> qemu-system-sh4 -M r2d -kernel arch/sh/boot/zImage -serial null -serial stdio -nographic -monitor null
>>
>> This hangs after "heartbeat: version 0.1.2 loaded", so it doesn't
>> even get to the point where it would try to load a root file system.
>> After reverting this patch, I get
>> ---[ end Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0) ]---
>> as expected.
>>
>> I tried with qemu version 6.2, 7.1, 7.2, and 8.0.
> 
> I'm curios to hear what Geert and Sergey have to say. 

   Sorry for a late reaction, I was busy reviewing some PATA patches and a static analyzer
work here, at OMP...

> I hope we don't have to revert this :-(.

   I think we should be able to find the root cause soon.
   I prolly should learn Qemu some day... :-)

> Adrian

MBR, Sergey

  reply	other threads:[~2023-07-08 20:56 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-07-06 13:57 [PATCH] sh: Avoid using IRQ0 on SH3 and SH4 Guenter Roeck
2023-07-06 14:01 ` John Paul Adrian Glaubitz
2023-07-06 15:51   ` Guenter Roeck
2023-07-08 20:35   ` Sergey Shtylyov
2023-07-08 20:43     ` Sergey Shtylyov
2023-07-06 15:39 ` Geert Uytterhoeven
2023-07-06 15:51   ` Guenter Roeck
2023-07-06 16:38   ` John Paul Adrian Glaubitz
2023-07-06 17:04     ` Guenter Roeck
2023-07-06 17:41       ` John Paul Adrian Glaubitz
2023-07-08 20:55         ` Sergey Shtylyov [this message]
2023-07-07  7:14     ` Geert Uytterhoeven
2023-07-07  8:48       ` Geert Uytterhoeven
2023-07-07  9:30         ` John Paul Adrian Glaubitz
2023-07-07  9:53         ` John Paul Adrian Glaubitz
2023-07-07 14:34           ` Guenter Roeck
     [not found]             ` <407492B8-5D9F-41BC-A696-24C421C69F49@physik.fu-berlin.de>
2023-07-07 15:30               ` Guenter Roeck
2023-07-08 20:52     ` Sergey Shtylyov
2023-07-08 22:06       ` Guenter Roeck
2023-07-08 23:13         ` John Paul Adrian Glaubitz
2023-07-09  0:28           ` Guenter Roeck
2023-07-12  8:12           ` David Laight
2023-07-12  8:15             ` John Paul Adrian Glaubitz
2023-07-12  8:20             ` Sergei Shtylyov
2023-07-12  8:24               ` David Laight
2023-07-12 15:38               ` Guenter Roeck
2023-07-12 15:51                 ` John Paul Adrian Glaubitz
2023-07-12 16:22                 ` Sergey Shtylyov
2023-07-12 16:25                   ` Sergey Shtylyov
2023-07-08 13:26 ` Guenter Roeck

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