[libvirt] [PATCHv3 3/4] openvz: support file system quota reporting
Eric Blake
eblake at redhat.com
Wed May 23 19:56:45 UTC 2012
On 05/23/2012 09:10 AM, Guido Günther wrote:
> ---
> src/conf/domain_conf.c | 4 ++--
> src/openvz/openvz_conf.c | 24 +++++++++++++++++++++++
> tests/domainschemadata/domain-openvz-simple.xml | 2 ++
> 3 files changed, 28 insertions(+), 2 deletions(-)
>
> diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
> index a75e7e8..357929b 100644
> --- a/src/conf/domain_conf.c
> +++ b/src/conf/domain_conf.c
> @@ -11337,10 +11337,10 @@ virDomainFSDefFormat(virBufferPtr buf,
>
>
> if (def->space_hard_limit)
> - virBufferAsprintf(buf, " <space_hard_limit unit='B'>"
> + virBufferAsprintf(buf, " <space_hard_limit unit='bytes'>"
> "%llu</space_hard_limit>\n", def->space_hard_limit);
> if (def->space_soft_limit) {
> - virBufferAsprintf(buf, " <space_soft_limit unit='B'>"
> + virBufferAsprintf(buf, " <space_soft_limit unit='bytes'>"
> "%llu</space_soft_limit>\n", def->space_soft_limit);
Move this hunk to 2/4.
> + if (openvzParseBarrierLimit(temp, &barrier, &limit)) {
> + openvzError(VIR_ERR_INTERNAL_ERROR,
> + _("Could not read '%s' from config for container %d"),
> + param, veid);
Good, this really shouldn't happen in common practice.
> + goto error;
> + } else {
> + /* Ensure that we can multiply by 1024 without overflowing. */
> + if (barrier > ULONG_LONG_MAX / 1024 ||
> + limit > ULONG_LONG_MAX / 1024 ) {
> + virReportSystemError(EINVAL,
> + _("%s"),
> + "Unable to parse quota");
Here, I'd go with openvzError(VIR_ERR_OVERFLOW), not
virReportSystemError(EINVAL), because we are not reporting a failed syscall.
ACK with that change.
--
Eric Blake eblake at redhat.com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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