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Re: [Qemu-devel] [PATCH 8/9] balloon: Factor out common "is balloon acti
From: |
Eric Blake |
Subject: |
Re: [Qemu-devel] [PATCH 8/9] balloon: Factor out common "is balloon active" test |
Date: |
Wed, 14 Jan 2015 06:29:41 -0700 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.3.0 |
On 01/13/2015 10:50 AM, Markus Armbruster wrote:
> Signed-off-by: Markus Armbruster <address@hidden>
> ---
> balloon.c | 29 +++++++++++++++--------------
> 1 file changed, 15 insertions(+), 14 deletions(-)
>
> diff --git a/balloon.c b/balloon.c
> index 2884c2d..aa30617 100644
> --- a/balloon.c
> +++ b/balloon.c
> @@ -36,6 +36,19 @@ static QEMUBalloonEvent *balloon_event_fn;
> static QEMUBalloonStatus *balloon_stat_fn;
> static void *balloon_opaque;
>
> +static int have_ballon(Error **errp)
> +{
> + if (kvm_enabled() && !kvm_has_sync_mmu()) {
> + error_set(errp, QERR_KVM_MISSING_CAP, "synchronous MMU", "balloon");
> + return 0;
> + }
> + if (!balloon_event_fn) {
> + error_set(errp, QERR_DEVICE_NOT_ACTIVE, "balloon");
> + return 0;
> + }
> + return 1;
Another case where I would have used bool, true, false.
Either way,
Reviewed-by: Eric Blake <address@hidden>
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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- Re: [Qemu-devel] [PATCH 1/9] qmp hmp: Factor out common "using spice" test, (continued)
- [Qemu-devel] [PATCH 4/9] qmp: Clean up qmp_query_spice() #ifndef !CONFIG_SPICE dummy, Markus Armbruster, 2015/01/13
- [Qemu-devel] [PATCH 3/9] hmp: Compile hmp_info_spice() only with CONFIG_SPICE, Markus Armbruster, 2015/01/13
- [Qemu-devel] [PATCH 6/9] qmp: Eliminate silly QERR_COMMAND_NOT_FOUND macro, Markus Armbruster, 2015/01/13
- [Qemu-devel] [PATCH 2/9] qmp hmp: Improve error messages when SPICE is not in use, Markus Armbruster, 2015/01/13
- [Qemu-devel] [PATCH 7/9] balloon: Inline qemu_balloon(), qemu_balloon_status(), Markus Armbruster, 2015/01/13
- [Qemu-devel] [PATCH 8/9] balloon: Factor out common "is balloon active" test, Markus Armbruster, 2015/01/13
- Re: [Qemu-devel] [PATCH 8/9] balloon: Factor out common "is balloon active" test,
Eric Blake <=
- [Qemu-devel] [PATCH 9/9] balloon: Eliminate silly QERR_ macros, Markus Armbruster, 2015/01/13
- [Qemu-devel] [PATCH 5/9] qmp: Simplify recognition of capability negotiation command, Markus Armbruster, 2015/01/13
- Re: [Qemu-devel] [PATCH 0/9] qmp hmp balloon: Cleanups around error reporting, Gerd Hoffmann, 2015/01/14