diff options
| -rw-r--r-- | Makefile | 2 | ||||
| -rw-r--r-- | api.c | 7 | ||||
| -rw-r--r-- | scripts/doc/howto.txt | 14 |
3 files changed, 20 insertions, 3 deletions
@@ -13,7 +13,7 @@ YACC_DEBUG=-t DEBUG=-DDEBUG INC=-I. -CFLAGS=-g -O2 -Wextra $(DEBUG) $(INC) +CFLAGS=-g -O2 -Wextra $(INC) LIBS= -lcg LDFLAGS= -L . INSTALLPREFIX= @@ -106,6 +106,9 @@ int cg_init() int ret = 0; proc_mount = fopen("/proc/mounts", "r"); + if (proc_mount == NULL) { + return EIO; + } while ((ent = getmntent(proc_mount)) != NULL) { if (!strncmp(ent->mnt_fsname,"cgroup", strlen("cgroup"))) { @@ -406,14 +409,14 @@ int cg_delete_cgroup(struct cgroup *cgroup, int ignore_migration) int error = ECGROUPNOTALLOWED; strcpy(path, MOUNT_POINT); - strcat(path,"/tasks"); + strcat(path,"tasks"); base_tasks = fopen(path, "w"); if (!base_tasks) goto base_open_err; cg_build_path(cgroup->name, path); - strcat(path,"/tasks"); + strcat(path,"tasks"); delete_tasks = fopen(path, "r"); if (!delete_tasks) diff --git a/scripts/doc/howto.txt b/scripts/doc/howto.txt index 38c95e3..c6796d6 100644 --- a/scripts/doc/howto.txt +++ b/scripts/doc/howto.txt @@ -35,6 +35,20 @@ class2 cpu.shares=512 The configuration below creates two classes class1 and class2 and assigns shares of 1024 to class1 and 512 to class1. +The other options that can be specified are + +tuid = owner of the tasks file +tgid = group permissions of the tasks file +cuid = owner of the newly created node +cgid = group permissions of the newly created node + +Example + +class1 cpu.shares = 1024 tuid=root tgid=root cuid=database cgid=database. + +By default all these files are owned by root. The flexibilty of specifying +owners makes it easier for other applications to use resource management. + Intialization script -------------------- |