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Re: [Qemu-devel] [PATCH] hw/9pfs: Include virtio-9p-device.o in build
From: |
Serge E. Hallyn |
Subject: |
Re: [Qemu-devel] [PATCH] hw/9pfs: Include virtio-9p-device.o in build |
Date: |
Tue, 4 Mar 2014 00:36:52 +0100 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
Quoting Aneesh Kumar K.V (address@hidden):
> Paolo Bonzini <address@hidden> writes:
>
> > Il 03/03/2014 20:08, Aneesh Kumar K.V ha scritto:
> >> From: "Aneesh Kumar K.V" <address@hidden>
> >>
> >> After commit ba1183da9a10b94611cad88c44a5c6df005f9b55 we are including
> >> hw/Makefile.objs directly from Makefile.target. Hence we need to define
> >> the config in Makefile.target too to include virtio-9p-device.o in
> >> the build
> >>
> >> Signed-off-by: Aneesh Kumar K.V <address@hidden>
> >> ---
> >> Makefile.target | 4 ++++
> >> 1 file changed, 4 insertions(+)
> >>
> >> diff --git a/Makefile.target b/Makefile.target
> >> index ba1234063eae..da8daa82c39e 100644
> >> --- a/Makefile.target
> >> +++ b/Makefile.target
> >> @@ -137,6 +137,10 @@ endif # CONFIG_SOFTMMU
> >> # Workaround for http://gcc.gnu.org/PR55489, see configure.
> >> %/translate.o: QEMU_CFLAGS += $(TRANSLATE_OPT_CFLAGS)
> >>
> >> +ifeq ($(CONFIG_VIRTIO)$(CONFIG_VIRTFS)$(CONFIG_PCI),yyy)
> >> +CONFIG_REALLY_VIRTFS=y
> >> +endif
> >> +
> >> dummy := $(call unnest-vars,,obj-y)
> >>
> >> # we are making another call to unnest-vars with different vars, protect
> >> obj-y,
> >>
> >
> > Can you just replace $(CONFIG_REALLY_VIRTFS) with
> >
> > $(call land, $(call land, $(CONFIG_VIRTIO),
> > $(CONFIG_VIRTFS)),
> > $(CONFIG_PCI))
> >
>
> After multiple trial and error ended up with this. BTW where do i find
> docs for land/lnot etc ?
>
> commit 01041f5df94ff19988cbadd7bd3eefcc9d964e4e
> Author: Aneesh Kumar K.V <address@hidden>
> Date: Tue Mar 4 00:35:32 2014 +0530
>
> hw/9pfs: Include virtio-9p-device.o in build
>
> After commit ba1183da9a10b94611cad88c44a5c6df005f9b55 we are including
> hw/Makefile.objs directly from Makefile.target. Make sure hw/Makefile.objs
> rules doesn't depend on variable defined in Makefile.objs
>
> Signed-off-by: Aneesh Kumar K.V <address@hidden>
Thanks, Aneesh, this worked for me.
Tested-by: Serge Hallyn <address@hidden>
>
> diff --git a/Makefile.objs b/Makefile.objs
> index 4a62913a4d25..5cd3d816ffb0 100644
> --- a/Makefile.objs
> +++ b/Makefile.objs
> @@ -21,11 +21,6 @@ block-obj-y += coroutine-$(CONFIG_COROUTINE_BACKEND).o
>
> block-obj-m = block/
>
> -ifeq ($(CONFIG_VIRTIO)$(CONFIG_VIRTFS)$(CONFIG_PCI),yyy)
> -# Lots of the fsdev/9pcode is pulled in by vl.c via qemu_fsdev_add.
> -# only pull in the actual virtio-9p device if we also enabled virtio.
> -CONFIG_REALLY_VIRTFS=y
> -endif
>
> ######################################################################
> # smartcard
> diff --git a/fsdev/Makefile.objs b/fsdev/Makefile.objs
> index 206289c49f18..c27dad3f6dc7 100644
> --- a/fsdev/Makefile.objs
> +++ b/fsdev/Makefile.objs
> @@ -1,4 +1,6 @@
> -ifeq ($(CONFIG_REALLY_VIRTFS),y)
> +ifeq ($(CONFIG_VIRTIO)$(CONFIG_VIRTFS)$(CONFIG_PCI),yyy)
> +# Lots of the fsdev/9pcode is pulled in by vl.c via qemu_fsdev_add.
> +# only pull in the actual virtio-9p device if we also enabled virtio.
> common-obj-y = qemu-fsdev.o virtio-9p-marshal.o
> else
> common-obj-y = qemu-fsdev-dummy.o
> diff --git a/hw/Makefile.objs b/hw/Makefile.objs
> index 05a00dc40133..d178b65de4d0 100644
> --- a/hw/Makefile.objs
> +++ b/hw/Makefile.objs
> @@ -1,4 +1,4 @@
> -devices-dirs-$(CONFIG_REALLY_VIRTFS) += 9pfs/
> +devices-dirs-$(call land, $(CONFIG_VIRTIO),$(call
> land,$(CONFIG_VIRTFS),$(CONFIG_PCI))) += 9pfs/
> devices-dirs-$(CONFIG_ACPI) += acpi/
> devices-dirs-$(CONFIG_SOFTMMU) += audio/
> devices-dirs-$(CONFIG_SOFTMMU) += block/
>