This was fixed by commit 57b7bdf426445d83561, which will be in the 4.0 release.
** Changed in: qemu Status: New => Fix Committed -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1813305 Title: trace-root.h is not regerenerated after re-configure Status in QEMU: Fix Committed Bug description: Hi, I've just realized that after I reconfigured my qemu with ../configure --target-list=arm-softmmu,arm-linux-user,aarch64-softmmu,aarch64-linux-user --enable-trace-backends=simple $ make did rebuild some stuff for the 'simple' trace, but it did not update trace-root.h until after I $ make clean I took me while to understand why I didn't get the traces I wanted (my trace-root.h still thought it was configured for the default 'log'). I didn't check how easy it is to fix this in the build system. Thanks To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/1813305/+subscriptions