On Thu, Mar 06, 2014 at 09:35:47AM +0000, qiaonuohan(a)cn.fujitsu.com wrote:
This patch is used to add "--compress" and
"[--compression-format] <string>" to
"virsh dump --memory-only". And "virsh dump --memory-only" is going
be
implemented by new virDomainCoreDumpWithFormat API.
Signed-off-by: Qiao Nuohan <qiaonuohan(a)cn.fujitsu.com>
---
tools/virsh-domain.c | 45 ++++++++++++++++++++++++++++++++++++++++++++-
1 file changed, 44 insertions(+), 1 deletion(-)
diff --git a/tools/virsh-domain.c b/tools/virsh-domain.c
index 2e3f0ed..70613e5 100644
--- a/tools/virsh-domain.c
+++ b/tools/virsh-domain.c
@@ -4486,6 +4486,14 @@ static const vshCmdOptDef opts_dump[] = {
.type = VSH_OT_BOOL,
.help = N_("dump domain's memory only")
},
+ {.name = "compress",
+ .type = VSH_OT_BOOL,
+ .help = N_("make qemu dump domain's memory in kdump-compressed
format")
+ },
+ {.name = "compression-format",
+ .type = VSH_OT_DATA,
+ .help = N_("specify the compression format of kdump-compressed format")
+ },
As before, IMHO having two args here is silly. Just have a
single '--compress format' arg.
@@ -4524,7 +4535,39 @@ doDump(void *opaque)
if (vshCommandOptBool(cmd, "memory-only"))
flags |= VIR_DUMP_MEMORY_ONLY;
- if (virDomainCoreDump(dom, to, flags) < 0) {
[snip]
+ if (virDomainCoreDumpWithFormat(dom, to, memory_dump_format,
flags) < 0) {
This breaks virsh dump if used against an older libvirtd.
We must *only* invoke virDomainCoreDumpWithFormat if the user
has specified a 'memory_dump_format' value
Regards,
Daniel
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