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util: Refactor virResctrlGetInfo in virresctrl

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Separate resctrl common information parts from CAT specific parts,
so that common information parts can be reused among different
resource allocation technologies.

Signed-off-by: Bing Niu <bing.niu@intel.com>
Reviewed-by: John Ferlan <jferlan@redhat.com>
This commit is contained in:
Bing Niu 2018-07-30 11:12:26 +08:00 committed by John Ferlan
parent f7c7f8ea65
commit 3a1356d461
1 changed files with 23 additions and 9 deletions
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32
src/util/virresctrl.c
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@ -318,9 +318,9 @@ virResctrlUnlock(int fd)
/* virResctrlInfo-related definitions */
static int
virResctrlGetInfo(virResctrlInfoPtr resctrl)
virResctrlGetCacheInfo(virResctrlInfoPtr resctrl,
DIR *dirp)
{
DIR *dirp = NULL;
char *endptr = NULL;
char *tmp_str = NULL;
int ret = -1;
@ -332,12 +332,6 @@ virResctrlGetInfo(virResctrlInfoPtr resctrl)
virResctrlInfoPerLevelPtr i_level = NULL;
virResctrlInfoPerTypePtr i_type = NULL;
rv = virDirOpenIfExists(&dirp, SYSFS_RESCTRL_PATH "/info");
if (rv <= 0) {
ret = rv;
goto cleanup;
}
while ((rv = virDirRead(dirp, &ent, SYSFS_RESCTRL_PATH "/info")) > 0) {
VIR_DEBUG("Parsing info type '%s'", ent->d_name);
if (ent->d_name[0] != 'L')
@ -443,12 +437,32 @@ virResctrlGetInfo(virResctrlInfoPtr resctrl)
ret = 0;
cleanup:
VIR_DIR_CLOSE(dirp);
VIR_FREE(i_type);
return ret;
}
static int
virResctrlGetInfo(virResctrlInfoPtr resctrl)
{
DIR *dirp = NULL;
int ret = -1;
ret = virDirOpenIfExists(&dirp, SYSFS_RESCTRL_PATH "/info");
if (ret <= 0)
goto cleanup;
ret = virResctrlGetCacheInfo(resctrl, dirp);
if (ret < 0)
goto cleanup;
ret = 0;
cleanup:
VIR_DIR_CLOSE(dirp);
return ret;
}
virResctrlInfoPtr
virResctrlInfoNew(void)
{