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From fef35da9603a70a60d29420b9cff0db4fc2f0f82 Mon Sep 17 00:00:00 2001
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Message-Id: <fef35da9603a70a60d29420b9cff0db4fc2f0f82@dist-git>
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From: Pavel Hrdina <phrdina@redhat.com>
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Date: Mon, 1 Jul 2019 17:06:02 +0200
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Subject: [PATCH] lxc: Use virCgroupGetMemoryStat
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
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(cherry picked from commit e634c7cd0d3265506198e1f58f1af1fd774f06b1)
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Resolves: https://bugzilla.redhat.com/show_bug.cgi?id=1689297
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Signed-off-by: Pavel Hrdina <phrdina@redhat.com>
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Message-Id: <28c2e0f232ee1c3bce10654df15aa212d5f09996.1561993099.git.phrdina@redhat.com>
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Reviewed-by: Ján Tomko <jtomko@redhat.com>
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---
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src/lxc/lxc_cgroup.c | 65 +++++---------------------------------------
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1 file changed, 7 insertions(+), 58 deletions(-)
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diff --git a/src/lxc/lxc_cgroup.c b/src/lxc/lxc_cgroup.c
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index 8e937ec389..d93a19d684 100644
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--- a/src/lxc/lxc_cgroup.c
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+++ b/src/lxc/lxc_cgroup.c
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@@ -220,64 +220,13 @@ static int virLXCCgroupGetMemTotal(virCgroupPtr cgroup,
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static int virLXCCgroupGetMemStat(virCgroupPtr cgroup,
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virLXCMeminfoPtr meminfo)
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{
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- int ret = 0;
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- FILE *statfd = NULL;
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- char *statFile = NULL;
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- char *line = NULL;
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- size_t n;
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-
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- ret = virCgroupPathOfController(cgroup, VIR_CGROUP_CONTROLLER_MEMORY,
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- "memory.stat", &statFile);
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- if (ret != 0) {
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- virReportSystemError(-ret, "%s",
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- _("cannot get the path of MEMORY cgroup controller"));
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- return ret;
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- }
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-
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- statfd = fopen(statFile, "r");
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- if (statfd == NULL) {
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- ret = -errno;
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- goto cleanup;
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- }
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-
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- while (getline(&line, &n, statfd) > 0) {
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-
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- char *value = strchr(line, ' ');
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- char *nl = value ? strchr(line, '\n') : NULL;
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- unsigned long long stat_value;
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-
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- if (!value)
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- continue;
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-
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- if (nl)
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- *nl = '\0';
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-
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- *value = '\0';
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-
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- if (virStrToLong_ull(value + 1, NULL, 10, &stat_value) < 0) {
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- ret = -EINVAL;
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- goto cleanup;
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- }
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- if (STREQ(line, "cache"))
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- meminfo->cached = stat_value >> 10;
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- else if (STREQ(line, "inactive_anon"))
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- meminfo->inactive_anon = stat_value >> 10;
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- else if (STREQ(line, "active_anon"))
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- meminfo->active_anon = stat_value >> 10;
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- else if (STREQ(line, "inactive_file"))
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- meminfo->inactive_file = stat_value >> 10;
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- else if (STREQ(line, "active_file"))
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- meminfo->active_file = stat_value >> 10;
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- else if (STREQ(line, "unevictable"))
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- meminfo->unevictable = stat_value >> 10;
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- }
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- ret = 0;
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-
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- cleanup:
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- VIR_FREE(line);
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- VIR_FREE(statFile);
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- VIR_FORCE_FCLOSE(statfd);
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- return ret;
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+ return virCgroupGetMemoryStat(cgroup,
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+ &meminfo->cached,
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+ &meminfo->inactive_anon,
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+ &meminfo->active_anon,
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+ &meminfo->inactive_file,
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+ &meminfo->active_file,
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+ &meminfo->unevictable);
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}
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--
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2.22.0
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