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authorFam Zheng <famz@redhat.com>2017-08-11 19:44:46 +0800
committerKevin Wolf <kwolf@redhat.com>2017-08-11 14:12:44 +0200
commitca749954b09b89e22cd69c4949fb7e689b057963 (patch)
tree48118b0486719b09f272cda9d720e4d0ab96bf2a /scripts/simpletrace.py
parentd0d5d0e31a874d592741a088c2c5071bae164dbf (diff)
downloadfocaccia-qemu-ca749954b09b89e22cd69c4949fb7e689b057963.tar.gz
focaccia-qemu-ca749954b09b89e22cd69c4949fb7e689b057963.zip
osdep: Add runtime OFD lock detection
Build time check of OFD lock is not sufficient and can cause image open
errors when the runtime environment doesn't support it.

Add a helper function to probe it at runtime, additionally. Also provide
a qemu_has_ofd_lock() for callers to check the status.

Signed-off-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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