[libvirt] [PATCH] qemu: save domain status after set the blkio parameters

[Shanzhi Yu]

----- Original Message -----
| From: "Martin Kletzander" <mkletzan at redhat.com>
| To: "Shanzhi Yu" <shyu at redhat.com>
| Cc: libvir-list at redhat.com
| Sent: Monday, September 29, 2014 3:07:11 PM
| Subject: Re: [libvirt] [PATCH] qemu: save domain status after set the blkio parameters
| 
| On Mon, Sep 29, 2014 at 01:14:58PM +0800, Shanzhi Yu wrote:
| >After set the blkio parameters for running domain, save the change into
| >live xml is needed to survive restarting the libvirtd
| >Same story with bug 1146511
| >
| >Signed-off-by: Shanzhi Yu <shyu at redhat.com>
| >---
| > src/qemu/qemu_driver.c | 2 ++
| > 1 file changed, 2 insertions(+)
| >
| >diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
| >index 6606154..9c96dea 100644
| >--- a/src/qemu/qemu_driver.c
| >+++ b/src/qemu/qemu_driver.c
| >@@ -8090,6 +8090,8 @@ qemuDomainSetBlkioParameters(virDomainPtr dom,
| >     }
| >     if (ret < 0)
| >         goto cleanup;
| >+    if (virDomainSaveStatus(driver->xmlopt, cfg->stateDir, vm) < 0)
| >+        goto cleanup;
| 
| It this failed, the function would return with 0, so there would be no
| problem indicated and it would also skip the config part.  It should
| be part of the "if (flags & VIR_DOMAIN_AFFECT_LIVE)".
| 

Yes, thanks for your review, I will send V2. numatune/domiftune also 
have this problem, will fix together 

| I also wonder how come there is no job created for the domain.  That
| needs to be fixed as well.
| 
| Martin
| 

-- 
Regards
shyu