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From: Andrew Cooper <andrew.cooper3@citrix.com>
To: Ross Lagerwall <ross.lagerwall@citrix.com>, xen-devel@lists.xen.org
Cc: Stefano Stabellini <sstabellini@kernel.org>,
	Wei Liu <wei.liu2@citrix.com>,
	George Dunlap <George.Dunlap@eu.citrix.com>,
	Ian Jackson <ian.jackson@eu.citrix.com>, Tim Deegan <tim@xen.org>,
	Jan Beulich <jbeulich@suse.com>
Subject: Re: [PATCH v1 4/7] page-alloc: Remove dependency on __LINE__ for release builds
Date: Tue, 10 May 2016 15:40:14 +0100	[thread overview]
Message-ID: <5731F2CE.6070004@citrix.com> (raw)
In-Reply-To: <1462549688-29263-5-git-send-email-ross.lagerwall@citrix.com>

On 06/05/16 16:48, Ross Lagerwall wrote:
> When using xsplice, use of __LINE__ can generate spurious changes in
> functions due to embedded line numbers.  For release builds, remove the
> use of these line numbers in BOOT_BUG_ON() and print the current text
> address instead.
>
> Signed-off-by: Ross Lagerwall <ross.lagerwall@citrix.com>

I would just drop boot_bug() and BOOT_BUG_ON(), and replace them with
straight panic() calls.  It is only 3 uses in total.

The line numbers are really less helpful than a good description of the
reason for a panic.

~Andrew


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  reply	other threads:[~2016-05-10 14:40 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-05-06 15:48 [PATCH v1 0/7] Make building xSplice patches easier Ross Lagerwall
2016-05-06 15:48 ` [PATCH v1 1/7] lib: Add a generic implementation of current_text_addr() Ross Lagerwall
2016-05-10  8:18   ` Dario Faggioli
2016-05-10 14:34   ` Jan Beulich
2016-05-06 15:48 ` [PATCH v1 2/7] sched: Remove dependency on __LINE__ for release builds Ross Lagerwall
2016-05-10 14:39   ` Jan Beulich
2016-05-06 15:48 ` [PATCH v1 3/7] mm: Use statically defined locking order Ross Lagerwall
2016-05-10  8:25   ` Dario Faggioli
2016-05-10 14:42   ` Jan Beulich
2016-05-10 14:46   ` Andrew Cooper
2016-05-06 15:48 ` [PATCH v1 4/7] page-alloc: Remove dependency on __LINE__ for release builds Ross Lagerwall
2016-05-10 14:40   ` Andrew Cooper [this message]
2016-05-10 14:46   ` Jan Beulich
2016-05-06 15:48 ` [PATCH v1 5/7] iommu: " Ross Lagerwall
2016-05-10 14:48   ` Jan Beulich
2016-05-06 15:48 ` [PATCH v1 6/7] acpi: " Ross Lagerwall
2016-05-10 14:52   ` Jan Beulich
2016-05-06 15:48 ` [PATCH v1 7/7] Rename sections for compatibility with -ffunction-sections -fdata-sections Ross Lagerwall
2016-05-10 11:42   ` Julien Grall
2016-05-10 14:24   ` Jan Beulich
2016-05-09 12:43 ` [PATCH v1 0/7] Make building xSplice patches easier Wei Liu
2016-05-10 16:36 ` Konrad Rzeszutek Wilk
2017-01-31  3:05 ` Doug Goldstein
2017-01-31 13:42   ` Ross Lagerwall

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