[libvirt] [PATCH] qemu: Changes in parsing qemu commandline memory section
Existing qemuParseCommandLineMem() will parse "-m 4G" format string.
This patch allows it to parse "-m size=8126464k,slots=32,maxmem=33554432k"
format along with existing format.
Signed-off-by: Kothapally Madhu Pavan <kmp(a)linux.vnet.ibm.com>
---
src/qemu/qemu_parse_command.c | 89 +++++++++++++++++++++++++++++++++++++------
1 file changed, 77 insertions(+), 12 deletions(-)
diff --git a/src/qemu/qemu_parse_command.c b/src/qemu/qemu_parse_command.c
index 37e1149..c30e8ed 100644
--- a/src/qemu/qemu_parse_command.c
+++ b/src/qemu/qemu_parse_command.c
@@ -1629,26 +1629,91 @@ static int
qemuParseCommandLineMem(virDomainDefPtr dom,
const char *val)
{
- unsigned long long mem;
+ unsigned long long mem = 0;
+ unsigned long long size = 0;
+ unsigned long long maxmem = 0;
+ unsigned int slots = 0;
char *end;
+ size_t i;
+ int nkws;
+ char **kws;
+ char **vals;
+ int n;
+ int ret = -1;
- if (virStrToLong_ull(val, &end, 10, &mem) < 0) {
+ if (qemuParseKeywords(val, &kws, &vals, &nkws, 1) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR,
- _("cannot parse memory level '%s'"), val);
- return -1;
+ _("cannot parse memory '%s'"), val);
+ goto cleanup;
}
- if (virScaleInteger(&mem, end, 1024*1024, ULLONG_MAX) < 0) {
- virReportError(VIR_ERR_INTERNAL_ERROR,
- _("cannot scale memory: %s"),
- virGetLastErrorMessage());
- return -1;
+ for (i = 0; i < nkws; i++) {
+ if (vals[i] == NULL) {
+ if (i > 0) {
+ virReportError(VIR_ERR_INTERNAL_ERROR,
+ _("cannot parse memory '%s'"), val);
+ goto cleanup;
+ }
+ if (virStrToLong_ull(kws[i], &end, 10, &mem) < 0) {
+ virReportError(VIR_ERR_INTERNAL_ERROR,
+ _("cannot parse memory level '%s'"),
kws[i]);
+ goto cleanup;
+ }
+ if (virScaleInteger(&mem, end, 1024*1024, ULLONG_MAX) < 0) {
+ virReportError(VIR_ERR_INTERNAL_ERROR,
+ _("cannot scale memory: %s"),
+ virGetLastErrorMessage());
+ goto cleanup;
+ }
+
+ size = mem;
+
+ } else {
+ if (STREQ(kws[i], "size") || STREQ(kws[i], "maxmem")) {
+ if (virStrToLong_ull(vals[i], &end, 10, &mem) < 0) {
+ virReportError(VIR_ERR_INTERNAL_ERROR,
+ _("cannot parse memory level '%s'"),
vals[i]);
+ goto cleanup;
+ }
+ if (virScaleInteger(&mem, end, 1024*1024, ULLONG_MAX) < 0) {
+ virReportError(VIR_ERR_INTERNAL_ERROR,
+ _("cannot scale memory: %s"),
+ virGetLastErrorMessage());
+ goto cleanup;
+ }
+
+ STREQ(kws[i], "size") ? (size = mem) : (maxmem = mem);
+
+ }
+ if (STREQ(kws[i], "slots")) {
+ if (virStrToLong_i(vals[i], &end, 10, &n) < 0) {
+ virReportError(VIR_ERR_INTERNAL_ERROR,
+ _("cannot parse slots value '%s'"),
vals[i]);
+ goto cleanup;
+ }
+
+ slots = n;
+
+ }
+ }
}
- virDomainDefSetMemoryTotal(dom, mem / 1024);
- dom->mem.cur_balloon = mem / 1024;
+ virDomainDefSetMemoryTotal(dom, size / 1024);
+ dom->mem.cur_balloon = size / 1024;
+ dom->mem.memory_slots = slots;
+ dom->mem.max_memory = maxmem;
- return 0;
+ ret = 0;
+
+ cleanup:
+ for (i = 0; i < nkws; i++) {
+ VIR_FREE(kws[i]);
+ VIR_FREE(vals[i]);
+ }
+ VIR_FREE(kws);
+ VIR_FREE(vals);
+
+ return ret;
}
--
1.8.3.1