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From: Wei Liu <wei.liu2@citrix.com>
To: Xen-devel <xen-devel@lists.xenproject.org>
Cc: Stefano Stabellini <sstabellini@kernel.org>,
	Wei Liu <wei.liu2@citrix.com>,
	George Dunlap <George.Dunlap@eu.citrix.com>,
	Andrew Cooper <andrew.cooper3@citrix.com>,
	Ian Jackson <ian.jackson@eu.citrix.com>, Tim Deegan <tim@xen.org>,
	Jan Beulich <jbeulich@suse.com>
Subject: [PATCH v2 4/4] xen: make clear gcov support limitation in Kconfig
Date: Tue, 6 Sep 2016 13:41:07 +0100	[thread overview]
Message-ID: <1473165667-25707-5-git-send-email-wei.liu2@citrix.com> (raw)
In-Reply-To: <1473165667-25707-1-git-send-email-wei.liu2@citrix.com>

Signed-off-by: Wei Liu <wei.liu2@citrix.com>
---
Cc: Andrew Cooper <andrew.cooper3@citrix.com>
Cc: George Dunlap <George.Dunlap@eu.citrix.com>
Cc: Ian Jackson <ian.jackson@eu.citrix.com>
Cc: Jan Beulich <jbeulich@suse.com>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Stefano Stabellini <sstabellini@kernel.org>
Cc: Tim Deegan <tim@xen.org>
Cc: Wei Liu <wei.liu2@citrix.com>
---
 xen/Kconfig.debug | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/xen/Kconfig.debug b/xen/Kconfig.debug
index 06afd80..12a1193 100644
--- a/xen/Kconfig.debug
+++ b/xen/Kconfig.debug
@@ -33,6 +33,12 @@ config GCOV
        ---help---
          Enable gcov (a test coverage program in GCC) support.
 
+         Currently the data structure and hypercall interface are tied
+         to GCC 3.4 gcov format. You need to have a version of GCC
+         that is compatible with that format to make gcov work.
+
+         If unsure, say N here.
+
 config LOCK_PROFILE
 	bool "Lock Profiling"
 	---help---
-- 
2.1.4


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  parent reply	other threads:[~2016-09-06 12:41 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-06 12:41 [PATCH v2 0/4] gcov: more cleanup Wei Liu
2016-09-06 12:41 ` [PATCH v2 1/4] xen: indicate gcov in log messages Wei Liu
2016-09-06 12:47   ` Andrew Cooper
2016-09-06 13:34     ` Jan Beulich
2016-09-06 14:06       ` Wei Liu
2016-09-06 14:16         ` Jan Beulich
2016-09-06 14:17         ` Andrew Cooper
2016-09-06 22:06   ` Stefano Stabellini
2016-09-06 12:41 ` [PATCH v2 2/4] gcov: collect more sections to constructor list Wei Liu
2016-09-06 13:35   ` Jan Beulich
2016-09-06 12:41 ` [PATCH v2 3/4] xen: replace TEST_COVERAGE with CONFIG_GCOV Wei Liu
2016-09-06 12:41 ` Wei Liu [this message]
2016-09-06 13:37   ` [PATCH v2 4/4] xen: make clear gcov support limitation in Kconfig Jan Beulich
2016-09-06 13:42     ` Andrew Cooper
2016-09-07  6:35 ` [PATCH v2 0/4] gcov: more cleanup Wei Liu

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