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(parent: 7b411ac) | patch
s390/cio: use basic blocks for cmf inline assemblies
authorHeiko Carstens <heiko.carstens@de.ibm.com>
Mon, 20 Jun 2016 12:03:38 +0000 (14:03 +0200)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Tue, 28 Jun 2016 07:32:33 +0000 (09:32 +0200)
commit7b4ff87cbf3d2530d6362bb08cc61635894f596c
tree623e086fcd1d6b03e81d47afeef3098c05bc2f58tree | snapshot (tar.gz zip)
parent7b411ac6b755b211423dfd37c59a7dad5a5e0bf1commit | diff
s390/cio: use basic blocks for cmf inline assemblies

Use only simple inline assemblies which consist of a single basic
block if the register asm construct is being used.

Otherwise gcc would generate broken code if the compiler option
--sanitize-coverage=trace-pc would be used.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Acked-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
drivers/s390/cio/cmf.c diff | blob | blame | history