On 10.10.2017 19:42, Marc-André Lureau wrote: > Hi > > ----- Original Message ----- >> On 10 October 2017 at 18:10, Marc-André Lureau >> <marcandre.lur...@redhat.com> wrote: >>> The following changes since commit >>> 567d0a19c7998fa366598b83d5a6e5f0759d3ea9: >>> >>> Merge remote-tracking branch >>> 'remotes/ehabkost/tags/x86-and-machine-pull-request' into staging >>> (2017-10-10 13:25:46 +0100) >>> >>> are available in the Git repository at: >>> >>> https://github.com/elmarco/qemu.git tags/vus-pull-request >>> >>> for you to fetch changes up to 25f1fe82c64c8c4922254d63195e1d9cffbb0507: >>> >>> vhost-user-scsi: remove server_sock from VusDev (2017-10-10 19:06:06 >>> +0200) >>> >>> ---------------------------------------------------------------- >>> >>> ---------------------------------------------------------------- >> >> Hi. I'm afraid this fails to build: >> >> On ppc host: >> CC contrib/libvhost-user/libvhost-user.o >> /home/pm215/qemu/contrib/libvhost-user/libvhost-user.c: In function >> ‘vu_set_vring_addr_exec’: >> /home/pm215/qemu/contrib/libvhost-user/libvhost-user.c:524:5: error: >> format ‘%llx’ expects argument of type ‘long long unsigned int’, but >> argument 3 has type ‘__u64’ [-Werror=format=] >> DPRINT(" desc_user_addr: 0x%016llx\n", vra->desc_user_addr); >> ^ >> /home/pm215/qemu/contrib/libvhost-user/libvhost-user.c:525:5: error: >> format ‘%llx’ expects argument of type ‘long long unsigned int’, but >> argument 3 has type ‘__u64’ [-Werror=format=] >> DPRINT(" used_user_addr: 0x%016llx\n", vra->used_user_addr); >> ^ >> /home/pm215/qemu/contrib/libvhost-user/libvhost-user.c:526:5: error: >> format ‘%llx’ expects argument of type ‘long long unsigned int’, but >> argument 3 has type ‘__u64’ [-Werror=format=] >> DPRINT(" avail_user_addr: 0x%016llx\n", vra->avail_user_addr); >> ^ >> /home/pm215/qemu/contrib/libvhost-user/libvhost-user.c:527:5: error: >> format ‘%llx’ expects argument of type ‘long long unsigned int’, but >> argument 3 has type ‘__u64’ [-Werror=format=] >> DPRINT(" log_guest_addr: 0x%016llx\n", vra->log_guest_addr); >> ^ >> >> >> On NetBSD, OpenBSD, FreeBSD, OSX: >> >> CC contrib/libvhost-user/libvhost-user.o >> /root/qemu/contrib/libvhost-user/libvhost-user.c:27:25: fatal error: >> sys/eventfd.h: No such file or directory >> #include <sys/eventfd.h> >> ^ >> compilation terminated. >> > > That was quick! > > It looks like the solution is to remove libvhost-user.a from $(SUBDIR_RULES) > target. I have checked with 'make vm-build-freebsd'. > > (the printf format errors are pre-existing - I think should be addressed in a > different series) > > >
This interface is absent in all BSDs, it's available in SmartOS (Illumos). The equivalent is kevent(2)/kqueue(2).
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