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authorMauro Carvalho Chehab <mchehab@redhat.com>2009-02-26 22:19:36 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2009-02-26 22:19:36 -0300
commite46833c20d935275819ec7699848db8bf7fc95c6 (patch)
tree6bc18657f5b3ea20ebad3d7800380a953b911278 /dvb-spec/README.valgrind
parent2ea01ce1b95e74d54c08e88437218f26d2f5ac87 (diff)
parent9f6504985990a61609caaa94fac0724d11be4803 (diff)
downloadmediapointer-dvb-s2-e46833c20d935275819ec7699848db8bf7fc95c6.tar.gz
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merge: http://linuxtv.org/hg/~awalls/cx18
From: Mauro Carvalho Chehab <mchehab@redhat.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'dvb-spec/README.valgrind')
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diff --git a/dvb-spec/README.valgrind b/dvb-spec/README.valgrind
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+valgrind-1.0pre3-dvb.patch enables checking correct usage
+of the the Linux DVB API ioctls with valgrind
+(http://developer.kde.org/~sewardj/). Or, more to the point,
+it allows you to check your DVB software with valgrind
+without getting all those "unknown ioctl" warnings.
+
+Notes:
+- only frontend and demux ioctls are currently implemented
+- some ioctls take structs as arguments; due to padding, valgrind
+ will complain about uninitialized data passed to the ioctl unless
+ you memset() the whole struct to some defined value
+
+Johannes Stezenbach <js@convergence.de>