39 lines
942 B
Diff
39 lines
942 B
Diff
diff -up mdadm-3.2.6/util.c.cgroup mdadm-3.2.6/util.c
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--- mdadm-3.2.6/mdmon.c.cgroup 2012-11-15 16:48:03.327035349 -0500
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+++ mdadm-3.2.6/mdmon.c 2012-11-15 17:07:16.628751041 -0500
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@@ -386,6 +386,25 @@
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return mdmon(devname, devnum, do_fork(), takeover);
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}
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+int set_cgroup(char *group)
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+{
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+ char pid[8];
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+ char pathbuf[PATH_MAX];
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+ int tasks_fd, n;
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+
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+ snprintf(pathbuf, PATH_MAX, "/sys/fs/cgroup/%s/tasks", group);
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+ tasks_fd = open(pathbuf, O_WRONLY);
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+ if (tasks_fd >= 0) {
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+ snprintf(pid, sizeof(pid), "%d", getpid());
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+ n = write(tasks_fd, pid, strlen(pid));
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+ close(tasks_fd);
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+ if (n != (int)strlen(pid)) {
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+ return -1;
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+ }
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+ }
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+ return 0;
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+}
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+
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static int mdmon(char *devname, int devnum, int must_fork, int takeover)
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{
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int mdfd;
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@@ -438,6 +457,8 @@
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} else
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pfd[0] = pfd[1] = -1;
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+ set_cgroup("systemd");
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+
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container = calloc(1, sizeof(*container));
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container->devnum = devnum;
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container->devname = devname;
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