[Xen-devel] [PATCH v2 4/4] xen: make clear gcov support limitation in Kconfig

[Wei Liu <wei.liu2@xxxxxxxxxx>]

Signed-off-by: Wei Liu <wei.liu2@xxxxxxxxxx>
---
Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
Cc: George Dunlap <George.Dunlap@xxxxxxxxxxxxx>
Cc: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
Cc: Jan Beulich <jbeulich@xxxxxxxx>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
Cc: Stefano Stabellini <sstabellini@xxxxxxxxxx>
Cc: Tim Deegan <tim@xxxxxxx>
Cc: Wei Liu <wei.liu2@xxxxxxxxxx>
---
 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


_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxx
https://lists.xen.org/xen-devel