[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [PATCH v2 1/3] monitor: Add HMP and QMP interfaces
From: |
Daniel P . Berrangé |
Subject: |
Re: [PATCH v2 1/3] monitor: Add HMP and QMP interfaces |
Date: |
Mon, 13 Sep 2021 13:56:13 +0100 |
User-agent: |
Mutt/2.0.7 (2021-05-04) |
On Mon, Sep 13, 2021 at 02:48:37PM +0200, Paolo Bonzini wrote:
> On 13/09/21 11:35, Daniel P. Berrangé wrote:
> > > g_autoptr(Error) err = NULL
> > I was mistaken here - Error shouldn't use g_autoptr, just
> >
> > Error err = NULL;
> >
> > > > + SGXInfo *info = qmp_query_sgx(NULL);
> > > Pass in &err not NULL;
> > >
> > > Also declare it with 'g_autoptr(SGXInfo) info = ...'
> > >
> > > And then
> > >
> > > if (err) {
> > > monitor_printf(mon, "%s\n", error_get_pretty(err);
> > Then use the simpler:
> >
> > error_report_err(err);
>
> Indeed.
>
> That said, more long term (but this is something Coccinelle could help with)
> perhaps error_report_err should not free the error, and instead we should
> use g_autoptr(Error) in the callers. I don't like functions that do not
> have free in their name and yet free a pointer...
Yes, this error_report_err surprises me every 6 months when I
come to deal with it. So I think using g_autoptr would be a
nice replacement, with no additional burden in terms of lines
of code in callers too.
Regards,
Daniel
--
|: https://berrange.com -o- https://www.flickr.com/photos/dberrange :|
|: https://libvirt.org -o- https://fstop138.berrange.com :|
|: https://entangle-photo.org -o- https://www.instagram.com/dberrange :|
- [PATCH v2 0/3] The HMP/QMP interfaces in Qemu SGX, Yang Zhong, 2021/09/10
- [PATCH v2 3/3] pc: Cleanup the SGX definitions, Yang Zhong, 2021/09/10
- [PATCH v2 1/3] monitor: Add HMP and QMP interfaces, Yang Zhong, 2021/09/10
- Re: [PATCH v2 1/3] monitor: Add HMP and QMP interfaces, Daniel P . Berrangé, 2021/09/10
- Re: [PATCH v2 1/3] monitor: Add HMP and QMP interfaces, Daniel P . Berrangé, 2021/09/13
- Re: [PATCH v2 1/3] monitor: Add HMP and QMP interfaces, Yang Zhong, 2021/09/13
- Re: [PATCH v2 1/3] monitor: Add HMP and QMP interfaces, Paolo Bonzini, 2021/09/13
- Re: [PATCH v2 1/3] monitor: Add HMP and QMP interfaces,
Daniel P . Berrangé <=
- Re: [PATCH v2 1/3] monitor: Add HMP and QMP interfaces, Yang Zhong, 2021/09/13
- Re: [PATCH v2 1/3] monitor: Add HMP and QMP interfaces, Daniel P . Berrangé, 2021/09/13
- Re: [PATCH v2 1/3] monitor: Add HMP and QMP interfaces, Yang Zhong, 2021/09/16
[PATCH v2 2/3] qmp: Add the qmp_query_sgx_capabilities(), Yang Zhong, 2021/09/10
Re: [PATCH v2 0/3] The HMP/QMP interfaces in Qemu SGX, Paolo Bonzini, 2021/09/10