before patch:
#lscgroup
cpu:/
cpuset:/
#cgsnapshot -s cpu
mount {
cpuset = /cgroup/cpuacct;
cpu = /cgroup/cpu;
}
We just wanted to save cpu controller, so cpuset was unexpected
after patch:
#cgsnapshot -s cpu
mount {
cpu = /cgroup/cpu;
}
Signed-off-by: Libo Chen <[email protected]>
---
src/tools/cgsnapshot.c | 33 +++++++++++++++++++++++----------
1 files changed, 23 insertions(+), 10 deletions(-)
diff --git a/src/tools/cgsnapshot.c b/src/tools/cgsnapshot.c
index 046c70a..4cd16e8 100644
--- a/src/tools/cgsnapshot.c
+++ b/src/tools/cgsnapshot.c
@@ -624,6 +624,27 @@ static int show_mountpoints(const char *controller)
return 0;
}
+static void parse_mountpoint(cont_name_t cont_names[CG_CONTROLLER_MAX],
+ struct controller_data *info)
+{
+ int i;
+
+ for (i=0; i<=CG_CONTROLLER_MAX-1; i++) {
+ if (!strncmp(cont_names[i], info->name, strlen(info->name)+1)) {
+ if(show_mountpoints(info->name)){
+ /* the controller is not mounted */
+ if ((flags & FL_SILENT) == 0) {
+ fprintf(stderr, "ERROR: %s hierarchy "
+ "not mounted\n", info->name);
+
+ }
+ break;
+ }
+ break;
+ }
+ }
+}
+
/* print data about input mount points */
/* TODO only wanted ones */
static int parse_mountpoints(cont_name_t cont_names[CG_CONTROLLER_MAX],
@@ -642,16 +663,8 @@ static int parse_mountpoints(cont_name_t
cont_names[CG_CONTROLLER_MAX],
while (ret == 0) {
/* the controller attached to some hierarchy */
- if (info.hierarchy != 0) {
- ret = show_mountpoints(info.name);
- if (ret != 0) {
- /* the controller is not mounted */
- if ((flags & FL_SILENT) == 0) {
- fprintf(stderr, "ERROR: %s hierarchy "\
- "not mounted\n", info.name);
- }
- }
- }
+ if (info.hierarchy != 0)
+ parse_mountpoint(cont_names, &info);
/* next controller */
ret = cgroup_get_all_controller_next(&handle, &info);
--
------------------------------------------------------------------------------
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