From: David Laight <David.Laight@ACULAB.COM>
To: 'Steven Rostedt' <rostedt@goodmis.org>
Cc: 'Stephen Boyd' <swboyd@chromium.org>,
Andrew Morton <akpm@linux-foundation.org>,
Petr Mladek <pmladek@suse.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"Alexei Starovoitov" <ast@kernel.org>,
Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
Baoquan He <bhe@redhat.com>, "Borislav Petkov" <bp@alien8.de>,
Catalin Marinas <catalin.marinas@arm.com>,
Dave Young <dyoung@redhat.com>, Evan Green <evgreen@chromium.org>,
Hsin-Yi Wang <hsinyi@chromium.org>,
Ingo Molnar <mingo@redhat.com>, Jessica Yu <jeyu@kernel.org>,
Jiri Olsa <jolsa@kernel.org>,
"kexec@lists.infradead.org" <kexec@lists.infradead.org>,
Konstantin Khlebnikov <khlebnikov@yandex-team.ru>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"linux-doc@vger.kernel.org" <linux-doc@vger.kernel.org>,
Matthew Wilcox <willy@infradead.org>,
"Rasmus Villemoes" <linux@rasmusvillemoes.dk>,
Sasha Levin <sashal@kernel.org>,
Sergey Senozhatsky <sergey.senozhatsky@gmail.com>,
Thomas Gleixner <tglx@linutronix.de>,
Vivek Goyal <vgoyal@redhat.com>, Will Deacon <will@kernel.org>,
"x86@kernel.org" <x86@kernel.org>,
Christoph Hellwig <hch@infradead.org>,
peter enderborg <peter.enderborg@sony.com>
Subject: RE: [PATCH v6 00/13] Add build ID to stacktraces
Date: Tue, 11 May 2021 12:58:47 +0000 [thread overview]
Message-ID: <37ca7834a8514a5695ed002e073a83b6@AcuMS.aculab.com> (raw)
In-Reply-To: <20210511085235.09bc38a7@gandalf.local.home>
From: Steven Rostedt
> Sent: 11 May 2021 13:53
>
> On Tue, 11 May 2021 12:36:06 +0000
> David Laight <David.Laight@ACULAB.COM> wrote:
>
> > > x1 : ffffff93fef15788 x0 : ffffffe3622352e0
> > > Call trace:
> > > lkdtm_WARNING+0x28/0x30 [lkdtm ed5019fdf5e53be37cb1ba7899292d7e143b259e]
> > > direct_entry+0x16c/0x1b4 [lkdtm ed5019fdf5e53be37cb1ba7899292d7e143b259e]
> > > full_proxy_write+0x74/0xa4
> >
> > Is there any way to get it to print each module ID only once?
>
> If there's a trivial way to do that, then perhaps it should be done, but for
> now, this patch series isn't as obnoxious as the previous versions. It only
> affects stack traces, and I'm fine with that.
True. Printing the id in the module list was horrid.
The real downside is all the extra text that will overflow the
in-kernel buffer.
At least it shouldn't be extra lines causing screen wrap.
Unless the variable names are long - hi rust :-)
David
-
Registered Address Lakeside, Bramley Road, Mount Farm, Milton Keynes, MK1 1PT, UK
Registration No: 1397386 (Wales)
WARNING: multiple messages have this Message-ID (diff)
From: David Laight <David.Laight@ACULAB.COM>
To: 'Steven Rostedt' <rostedt@goodmis.org>
Cc: 'Stephen Boyd' <swboyd@chromium.org>,
Andrew Morton <akpm@linux-foundation.org>,
Petr Mladek <pmladek@suse.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"Alexei Starovoitov" <ast@kernel.org>,
Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
Baoquan He <bhe@redhat.com>, "Borislav Petkov" <bp@alien8.de>,
Catalin Marinas <catalin.marinas@arm.com>,
Dave Young <dyoung@redhat.com>, Evan Green <evgreen@chromium.org>,
Hsin-Yi Wang <hsinyi@chromium.org>,
Ingo Molnar <mingo@redhat.com>, Jessica Yu <jeyu@kernel.org>,
Jiri Olsa <jolsa@kernel.org>,
"kexec@lists.infradead.org" <kexec@lists.infradead.org>,
Konstantin Khlebnikov <khlebnikov@yandex-team.ru>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"linux-doc@vger.kernel.org" <linux-doc@vger.kernel.org>,
Matthew Wilcox <willy@infradead.org>,
"Rasmus Villemoes" <linux@rasmusvillemoes.dk>,
Sasha Levin <sashal@kernel.org>,
Sergey Senozhatsky <sergey.senozhatsky@gmail.com>,
Thomas Gleixner <tglx@linutronix.de>,
Vivek Goyal <vgoyal@redhat.com>, Will Deacon <will@kernel.org>,
"x86@kernel.org" <x86@kernel.org>,
Christoph Hellwig <hch@infradead.org>,
peter enderborg <peter.enderborg@sony.com>
Subject: RE: [PATCH v6 00/13] Add build ID to stacktraces
Date: Tue, 11 May 2021 12:58:47 +0000 [thread overview]
Message-ID: <37ca7834a8514a5695ed002e073a83b6@AcuMS.aculab.com> (raw)
In-Reply-To: <20210511085235.09bc38a7@gandalf.local.home>
From: Steven Rostedt
> Sent: 11 May 2021 13:53
>
> On Tue, 11 May 2021 12:36:06 +0000
> David Laight <David.Laight@ACULAB.COM> wrote:
>
> > > x1 : ffffff93fef15788 x0 : ffffffe3622352e0
> > > Call trace:
> > > lkdtm_WARNING+0x28/0x30 [lkdtm ed5019fdf5e53be37cb1ba7899292d7e143b259e]
> > > direct_entry+0x16c/0x1b4 [lkdtm ed5019fdf5e53be37cb1ba7899292d7e143b259e]
> > > full_proxy_write+0x74/0xa4
> >
> > Is there any way to get it to print each module ID only once?
>
> If there's a trivial way to do that, then perhaps it should be done, but for
> now, this patch series isn't as obnoxious as the previous versions. It only
> affects stack traces, and I'm fine with that.
True. Printing the id in the module list was horrid.
The real downside is all the extra text that will overflow the
in-kernel buffer.
At least it shouldn't be extra lines causing screen wrap.
Unless the variable names are long - hi rust :-)
David
-
Registered Address Lakeside, Bramley Road, Mount Farm, Milton Keynes, MK1 1PT, UK
Registration No: 1397386 (Wales)
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
WARNING: multiple messages have this Message-ID (diff)
From: David Laight <David.Laight@ACULAB.COM>
To: 'Steven Rostedt' <rostedt@goodmis.org>
Cc: 'Stephen Boyd' <swboyd@chromium.org>,
Andrew Morton <akpm@linux-foundation.org>,
Petr Mladek <pmladek@suse.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Alexei Starovoitov <ast@kernel.org>,
Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
Baoquan He <bhe@redhat.com>, Borislav Petkov <bp@alien8.de>,
Catalin Marinas <catalin.marinas@arm.com>,
Dave Young <dyoung@redhat.com>, Evan Green <evgreen@chromium.org>,
Hsin-Yi Wang <hsinyi@chromium.org>,
Ingo Molnar <mingo@redhat.com>, Jessica Yu <jeyu@kernel.org>,
Jiri Olsa <jolsa@kernel.org>,
"kexec@lists.infradead.org" <kexec@lists.infradead.org>,
Konstantin Khlebnikov <khlebnikov@yandex-team.ru>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"linux-doc@vger.kernel.org" <linux-doc@vger.kernel.org>,
Matthew Wilcox <willy@infradead.org>,
Rasmus Villemoes <linux@rasmusvillemoes.dk>,
Sasha Levin <sashal@kernel.org>,
Sergey Senozhatsky <sergey.senozhatsky@gmail.com>,
Thomas Gleixner <tglx@linutronix.de>,
Vivek Goyal <vgoyal@redhat.com>, Will Deacon <will@kernel.org>,
"x86@kernel.org" <x86@kernel.org>,
Christoph Hellwig <hch@infradead.org>,
peter enderborg <peter.enderborg@sony.com>
Subject: RE: [PATCH v6 00/13] Add build ID to stacktraces
Date: Tue, 11 May 2021 12:58:47 +0000 [thread overview]
Message-ID: <37ca7834a8514a5695ed002e073a83b6@AcuMS.aculab.com> (raw)
In-Reply-To: <20210511085235.09bc38a7@gandalf.local.home>
From: Steven Rostedt
> Sent: 11 May 2021 13:53
>
> On Tue, 11 May 2021 12:36:06 +0000
> David Laight <David.Laight@ACULAB.COM> wrote:
>
> > > x1 : ffffff93fef15788 x0 : ffffffe3622352e0
> > > Call trace:
> > > lkdtm_WARNING+0x28/0x30 [lkdtm ed5019fdf5e53be37cb1ba7899292d7e143b259e]
> > > direct_entry+0x16c/0x1b4 [lkdtm ed5019fdf5e53be37cb1ba7899292d7e143b259e]
> > > full_proxy_write+0x74/0xa4
> >
> > Is there any way to get it to print each module ID only once?
>
> If there's a trivial way to do that, then perhaps it should be done, but for
> now, this patch series isn't as obnoxious as the previous versions. It only
> affects stack traces, and I'm fine with that.
True. Printing the id in the module list was horrid.
The real downside is all the extra text that will overflow the
in-kernel buffer.
At least it shouldn't be extra lines causing screen wrap.
Unless the variable names are long - hi rust :-)
David
-
Registered Address Lakeside, Bramley Road, Mount Farm, Milton Keynes, MK1 1PT, UK
Registration No: 1397386 (Wales)
_______________________________________________
kexec mailing list
kexec@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/kexec
next prev parent reply other threads:[~2021-05-11 12:58 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-11 0:38 [PATCH v6 00/13] Add build ID to stacktraces Stephen Boyd
2021-05-11 0:38 ` Stephen Boyd
2021-05-11 0:38 ` Stephen Boyd
2021-05-11 0:38 ` [PATCH v6 01/13] buildid: Only consider GNU notes for build ID parsing Stephen Boyd
2021-05-11 0:38 ` [PATCH v6 02/13] buildid: Add API to parse build ID out of buffer Stephen Boyd
2021-05-11 0:38 ` [PATCH v6 03/13] buildid: Stash away kernels build ID on init Stephen Boyd
2021-05-11 0:38 ` Stephen Boyd
2021-05-11 0:38 ` [PATCH v6 04/13] dump_stack: Add vmlinux build ID to stack traces Stephen Boyd
2021-05-11 0:38 ` [PATCH v6 05/13] module: Add printk formats to add module build ID to stacktraces Stephen Boyd
2021-05-11 11:35 ` Petr Mladek
2021-05-11 16:51 ` Stephen Boyd
2021-05-11 0:38 ` [PATCH v6 06/13] arm64: stacktrace: Use %pSb for backtrace printing Stephen Boyd
2021-05-11 0:38 ` Stephen Boyd
2021-05-11 0:38 ` [PATCH v6 07/13] x86/dumpstack: Use %pSb/%pBb " Stephen Boyd
2021-05-11 0:38 ` [PATCH v6 08/13] scripts/decode_stacktrace.sh: Support debuginfod Stephen Boyd
2021-05-11 0:38 ` [PATCH v6 09/13] scripts/decode_stacktrace.sh: Silence stderr messages from addr2line/nm Stephen Boyd
2021-05-11 0:38 ` [PATCH v6 10/13] scripts/decode_stacktrace.sh: Indicate 'auto' can be used for base path Stephen Boyd
2021-05-11 0:38 ` [PATCH v6 11/13] buildid: Mark some arguments const Stephen Boyd
2021-05-11 0:38 ` [PATCH v6 12/13] buildid: Fix kernel-doc notation Stephen Boyd
2021-05-11 0:38 ` [PATCH v6 13/13] kdump: Use vmlinux_build_id to simplify Stephen Boyd
2021-05-11 0:38 ` Stephen Boyd
2021-05-11 11:48 ` [PATCH v6 00/13] Add build ID to stacktraces Petr Mladek
2021-05-11 11:48 ` Petr Mladek
2021-05-11 11:48 ` Petr Mladek
2021-05-11 12:36 ` David Laight
2021-05-11 12:36 ` David Laight
2021-05-11 12:36 ` David Laight
2021-05-11 12:52 ` Steven Rostedt
2021-05-11 12:52 ` Steven Rostedt
2021-05-11 12:52 ` Steven Rostedt
2021-05-11 12:58 ` David Laight [this message]
2021-05-11 12:58 ` David Laight
2021-05-11 12:58 ` David Laight
2021-05-11 14:21 ` Petr Mladek
2021-05-11 14:21 ` Petr Mladek
2021-05-11 14:21 ` Petr Mladek
2021-05-11 14:31 ` David Laight
2021-05-11 14:31 ` David Laight
2021-05-11 14:31 ` David Laight
2021-05-11 14:35 ` Matthew Wilcox
2021-05-11 14:35 ` Matthew Wilcox
2021-05-11 14:35 ` Matthew Wilcox
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