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authorJukka Rissanen <jukka.rissanen@linux.intel.com>2013-08-12 10:22:24 +0300
committerRichard Purdie <richard.purdie@linuxfoundation.org>2013-08-13 23:06:03 +0100
commit08aabd47b2d2f641066ee99530320226bc98b90f (patch)
tree81b37718726f9e3e2dea9f91ab87ec919e156d7a /meta/recipes-extended/procps/procps-3.2.8
parent9bb0b1c28578128a861dccf053ed611cd1c4b8bb (diff)
downloadpoky-08aabd47b2d2f641066ee99530320226bc98b90f.tar.gz
procps: Add cgroup support
(From OE-Core rev: 767383ac80bd52a51d52655f95bb503cd0bb827b) Signed-off-by: Jukka Rissanen <jukka.rissanen@linux.intel.com> Signed-off-by: Saul Wold <sgw@linux.intel.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Diffstat (limited to 'meta/recipes-extended/procps/procps-3.2.8')
-rw-r--r--meta/recipes-extended/procps/procps-3.2.8/procps-3.2.8-ps-cgroup.patch82
1 files changed, 82 insertions, 0 deletions
diff --git a/meta/recipes-extended/procps/procps-3.2.8/procps-3.2.8-ps-cgroup.patch b/meta/recipes-extended/procps/procps-3.2.8/procps-3.2.8-ps-cgroup.patch
new file mode 100644
index 0000000000..1a294142f5
--- /dev/null
+++ b/meta/recipes-extended/procps/procps-3.2.8/procps-3.2.8-ps-cgroup.patch
@@ -0,0 +1,82 @@
1From e529ce0b53f6b73d8b760cd37b23e0397720cede Mon Sep 17 00:00:00 2001
2From: Daniel Novotny <dnovotny@fedoraproject.org>
3Date: Mon, 16 Feb 2009 12:22:20 +0000
4Subject: add cgroup support
5
6Rebased for 3.2.8: Andrei Gherzan <andrei.gherzan@windriver.com>
7
8Upstream-Status: Pending
9
10The patch was imported from the meta-ivi repository
11(git://git.yoctoproject.org/meta-ivi) as of commit id
1274b9624fe94b2b90810717a13d481b0db9d2d95a
13
14Signed-off-by: Jukka Rissanen <jukka.rissanen@linux.intel.com>
15
16Index: procps-3.2.8/ps/output.c
17===================================================================
18--- procps-3.2.8.orig/ps/output.c 2012-11-15 17:44:05.501337741 +0200
19+++ procps-3.2.8/ps/output.c 2012-11-15 17:48:31.585328231 +0200
20@@ -1099,6 +1099,39 @@
21 return snprintf(outbuf, COLWID, "*");
22 }
23
24+static int pr_cgroup(char *restrict const outbuf, const proc_t *restrict const pp){
25+ char filename[48];
26+ FILE *fd;
27+ int counter = 0;
28+ int c;
29+ int is_cgroup = 0;
30+
31+ outbuf[0]='\0';
32+ snprintf(filename, sizeof filename, "/proc/%d/cgroup", pp->tgid);
33+ fd = fopen(filename, "r");
34+ if (likely(fd == NULL)) goto fail;
35+ while (( (c = fgetc(fd)) != EOF) && (counter<665)) {
36+ if (is_cgroup == 0) {
37+ if (c == ':') {
38+ is_cgroup = 1;
39+ if (counter>0)
40+ outbuf[counter++]=';';
41+ }
42+ }else
43+ if ((c == '\n') || (c == '\0'))
44+ is_cgroup = 0;
45+ else
46+ outbuf[counter++]=c;
47+ }
48+ outbuf[counter]='\0';
49+ close(fd);
50+ if (counter>0)
51+ return counter;
52+fail:
53+ outbuf[0] = '-';
54+ outbuf[1] = '\0';
55+ return 1;
56+}
57
58 /****************** FLASK & seLinux security stuff **********************/
59 // move the bulk of this to libproc sometime
60@@ -1293,6 +1326,7 @@
61 {"bsdtime", "TIME", pr_bsdtime, sr_nop, 6, 0, LNX, ET|RIGHT},
62 {"c", "C", pr_c, sr_pcpu, 2, 0, SUN, ET|RIGHT},
63 {"caught", "CAUGHT", pr_sigcatch, sr_nop, 9, 0, BSD, TO|SIGNAL}, /*sigcatch*/
64+{"cgroup", "CGROUP", pr_cgroup, sr_nop, 35, 0, LNX, PO|LEFT}, /* cgroups*/
65 {"class", "CLS", pr_class, sr_sched, 3, 0, XXX, TO|LEFT},
66 {"cls", "CLS", pr_class, sr_sched, 3, 0, HPU, TO|RIGHT}, /*says HPUX or RT*/
67 {"cmaj_flt", "-", pr_nop, sr_cmaj_flt, 1, 0, LNX, AN|RIGHT},
68Index: procps-3.2.8/ps/ps.1
69===================================================================
70--- procps-3.2.8.orig/ps/ps.1 2012-11-15 17:44:50.845336117 +0200
71+++ procps-3.2.8/ps/ps.1 2012-11-15 17:49:09.621326859 +0200
72@@ -904,6 +904,10 @@
73 displayed. (alias\ \fBsig_catch\fR,\ \fBsigcatch\fR).
74 T}
75
76+cgroup CGROUP T{
77+display control groups to which the process belonges.
78+t}
79+
80 class CLS T{
81 scheduling class of the process. (alias\ \fBpolicy\fR,\ \fBcls\fR).
82 Field's possible values are: