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Re: [Qemu-devel] [PATCH v2] vl.c: print error message if load fw_cfg fil
From: |
Li Qiang |
Subject: |
Re: [Qemu-devel] [PATCH v2] vl.c: print error message if load fw_cfg file failed |
Date: |
Tue, 9 Oct 2018 13:58:21 +0800 |
Hello Philippe,
Philippe Mathieu-Daudé <address@hidden> 于2018年10月9日周二 下午1:52写道:
> Hi Li,
>
> On 09/10/2018 04:39, Li Qiang wrote:
> > It makes sense to print the error message while reading
> > file failed.
>
> OK
>
> >
> > Change since v1:
> > free error
>
> Changes are useful for reviewer, but not in the git history.
> You can have them automatically stripped if you place them below the
> next '---' separator.
>
>
Thanks for your advice.
> Hopefully the maintainer taking this patch can clean this up.
>
> >
> > Signed-off-by: Li Qiang <address@hidden>
> > Reviewed-by: Philippe Mathieu-Daudé <address@hidden>
> > ---
>
> Here goes comment not worth to stay forever in git history:
>
> Since v1: ...
>
> > vl.c | 6 ++++--
> > 1 file changed, 4 insertions(+), 2 deletions(-)
> >
> > diff --git a/vl.c b/vl.c
> > index 4e25c78..69fc77c 100644
> > --- a/vl.c
> > +++ b/vl.c
> > @@ -2207,8 +2207,10 @@ static int parse_fw_cfg(void *opaque, QemuOpts
> *opts, Error **errp)
> > size = strlen(str); /* NUL terminator NOT included in fw_cfg
> blob */
> > buf = g_memdup(str, size);
> > } else {
> > - if (!g_file_get_contents(file, &buf, &size, NULL)) {
> > - error_report("can't load %s", file);
> > + GError *error = NULL;
> > + if (!g_file_get_contents(file, &buf, &size, &error)) {
> > + error_report("can't load %s, %s", file, error->message);
>
> If you ever respin, you can help Markus [1] effort using:
>
> error_setg(errp, "can't load %s, %s", file, error->message);
>
> Else your patch will clash with [2].
>
OK, I will send out this patch based Markus' tree or later when his patch
goes to upstream.
Thanks,
Li Qiang
>
> > + g_error_free(error);
> > return -1;
> > }
> > }
> >
>
> Regards,
>
> Phil.
>
> [1] https://lists.gnu.org/archive/html/qemu-devel/2018-10/msg01394.html
> [2] https://lists.gnu.org/archive/html/qemu-devel/2018-10/msg01406.html
>