diff --git a/runtest/hyperthreading b/runtest/hyperthreading
index a0a2e2326..8c89cd48e 100644
--- a/runtest/hyperthreading
+++ b/runtest/hyperthreading
@@ -1,5 +1,4 @@
 #DESCRIPTION:Hyperthreading stress tests
 smt_smp_enabled smt_smp_enabled.sh
 smt_smp_affinity smt_smp_affinity.sh
-ht_interrupt ht_interrupt
 
diff --git a/testcases/kernel/sched/hyperthreading/ht_interrupt/.gitignore b/testcases/kernel/sched/hyperthreading/ht_interrupt/.gitignore
deleted file mode 100644
index b9e72b006..000000000
--- a/testcases/kernel/sched/hyperthreading/ht_interrupt/.gitignore
+++ /dev/null
@@ -1 +0,0 @@
-/ht_interrupt
diff --git a/testcases/kernel/sched/hyperthreading/ht_interrupt/Makefile b/testcases/kernel/sched/hyperthreading/ht_interrupt/Makefile
deleted file mode 100644
index 2ff6f04ba..000000000
--- a/testcases/kernel/sched/hyperthreading/ht_interrupt/Makefile
+++ /dev/null
@@ -1,31 +0,0 @@
-#
-#    sched/hyperthreading/ht_interrupt testcases Makefile.
-#
-#    Copyright (C) 2009, Cisco Systems Inc.
-#
-#    This program is free software; you can redistribute it and/or modify
-#    it under the terms of the GNU General Public License as published by
-#    the Free Software Foundation; either version 2 of the License, or
-#    (at your option) any later version.
-#
-#    This program is distributed in the hope that it will be useful,
-#    but WITHOUT ANY WARRANTY; without even the implied warranty of
-#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-#    GNU General Public License for more details.
-#
-#    You should have received a copy of the GNU General Public License along
-#    with this program; if not, write to the Free Software Foundation, Inc.,
-#    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-#
-# Ngie Cooper, July 2009
-#
-
-top_srcdir		?= ../../../../..
-
-include $(top_srcdir)/include/mk/testcases.mk
-
-MAKE_TARGETS		:= ht_interrupt
-
-$(MAKE_TARGETS): $(patsubst $(abs_srcdir)/%.c,%.o,$(wildcard $(abs_srcdir)/*.c))
-
-include $(top_srcdir)/include/mk/generic_leaf_target.mk
diff --git a/testcases/kernel/sched/hyperthreading/ht_interrupt/ht_interrupt.c b/testcases/kernel/sched/hyperthreading/ht_interrupt/ht_interrupt.c
deleted file mode 100644
index 38f235ec8..000000000
--- a/testcases/kernel/sched/hyperthreading/ht_interrupt/ht_interrupt.c
+++ /dev/null
@@ -1,117 +0,0 @@
-/***************************************************************************
-                          HTinterrupt.c  -  description
-                             -------------------
-    email                : sonic,zhang@intel.com
- ***************************************************************************/
-
-/***************************************************************************
- *                                                                         *
- *   This program is free software; you can redistribute it and/or modify  *
- *   it under the terms of the GNU General Public License as published by  *
- *   the Free Software Foundation; either version 2 of the License, or     *
- *   (at your option) any later version.                                   *
- *                                                                         *
- ***************************************************************************/
-#include "ht_utils.h"
-#include <unistd.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include "test.h"
-
-char *TCID = "ht_interrupt";
-int TST_TOTAL = 1;
-
-#define INTERRUPT_NAME	"/proc/interrupts"
-
-int HT_InterruptDistribution(void)
-{
-	FILE *pFile;
-	int ci[32], cj[32];
-	int cpucount, i;
-	int cmax, cmin, d;
-
-	tst_resm(TINFO, "Get interrupts distribution with HT.");
-
-	if ((cpucount = get_cpu_count()) <= 0) {
-		return 0;
-	}
-
-	if ((pFile = fopen(INTERRUPT_NAME, "r")) == NULL) {
-		return 0;
-	}
-
-	fgets(buf, 255, pFile);
-	fscanf(pFile, "%s %d %d %d %d %d %d %d %d \
-%d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d \
-%d %d %d %d %d %d %d %d", buf, ci, ci + 1, ci + 2, ci + 3, ci + 4, ci + 5, ci + 6, ci + 7, ci + 8, ci + 9, ci + 10, ci + 11, ci + 12, ci + 13, ci + 14, ci + 15, ci + 16, ci + 17, ci + 18, ci + 19, ci + 20, ci + 21, ci + 22, ci + 23, ci + 24, ci + 25, ci + 26, ci + 27, ci + 28, ci + 29, ci + 30, ci + 31);
-
-	fclose(pFile);
-
-	for (i = 0; i < 10; i++) {
-		sleep(1);
-		printf(".");
-	}
-
-	if ((pFile = fopen(INTERRUPT_NAME, "r")) == NULL) {
-		return 0;
-	}
-
-	fgets(buf, 255, pFile);
-	fscanf(pFile, "%s %d %d %d %d %d %d %d %d \
-%d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d \
-%d %d %d %d %d %d %d %d", buf, cj, cj + 1, cj + 2, cj + 3, cj + 4, cj + 5, cj + 6, cj + 7, cj + 8, cj + 9, cj + 10, cj + 11, cj + 12, cj + 13, cj + 14, cj + 15, cj + 16, cj + 17, cj + 18, cj + 19, cj + 20, cj + 21, cj + 22, cj + 23, cj + 24, cj + 25, cj + 26, cj + 27, cj + 28, cj + 29, cj + 30, cj + 31);
-
-	fclose(pFile);
-
-	printf("\n\n");
-	printf("Timer interrupt counts per CPU:\n");
-	d = cj[0] - ci[0];
-	printf("%d ", d);
-	cmax = cmin = d;
-	for (i = 1; i < cpucount; i++) {
-		d = cj[i] - ci[i];
-		printf("%d ", d);
-		if (cmax < d)
-			cmax = d;
-		if (cmin > d)
-			cmin = d;
-	}
-
-	printf("\n\n");
-	printf("max value: %d\n", cmax);
-	printf("min value: %d\n", cmin);
-	printf("\n");
-
-	if (cmin == 0 || cmax / cmin > 10) {
-		return 0;
-	} else {
-		return 1;
-	}
-}
-
-// return 0 means Pass, return 1 means Fail.
-int main(void)
-{
-	tst_resm(TINFO, "Begin: HyperThreading Interrupt");
-
-#if (!defined __i386__ && !defined __x86_64__)
-	tst_brkm(TCONF, NULL,
-		 "This test suite can only execute on x86 architecture.");
-#else
-	if (!check_ht_capability()) {
-		if (HT_InterruptDistribution())
-			tst_resm(TPASS,
-				 "Interrupt distribution is balanceable.");
-		else
-			tst_resm(TFAIL,
-				 "Interrupt distribution is not balanceable.");
-	} else {
-		tst_brkm(TCONF, NULL, "HT is not enabled or not supported.");
-	}
-#endif
-
-	tst_resm(TINFO, "End: HyperThreading Interrupt");
-
-	tst_exit();
-}
diff --git a/testcases/kernel/sched/hyperthreading/ht_interrupt/ht_utils.c b/testcases/kernel/sched/hyperthreading/ht_interrupt/ht_utils.c
deleted file mode 100644
index 66bf69212..000000000
--- a/testcases/kernel/sched/hyperthreading/ht_interrupt/ht_utils.c
+++ /dev/null
@@ -1,252 +0,0 @@
-
-#include "ht_utils.h"
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <alloca.h>
-#include <string.h>
-#include <linux/unistd.h>
-#include "ltp_cpuid.h"
-
-#define PROC_PATH	"/proc"
-#define BUFF_SIZE	8192
-#define PROCESSOR_STR	"processor"
-#define PACKAGE_STR	"cpu_package"
-#define HT_FLAG "ht"
-#define FLAG_STR "flags"
-
-#define MAX_CPU_NUM 128
-
-char buffer[BUFF_SIZE];
-
-int is_cmdline_para(const char *para)
-{
-	FILE *fp;
-
-	if ((fp = fopen("/proc/cmdline", "r")) != NULL && para != NULL) {
-		while (fgets(buffer, BUFF_SIZE - 1, fp) != NULL) {
-			if (strstr(buffer, para) != NULL) {
-				fclose(fp);
-				return 1;
-			}
-		}
-	}
-	/* If fopen succeeds and the pointer para is NULL,
-	 * It won't enter the above if-block.
-	 * so need to close fp here.
-	 */
-	if (fp != NULL)
-		fclose(fp);
-
-	return 0;
-}
-
-int is_ht_kernel(void)
-{
-	FILE *fp;
-
-	if ((fp = fopen("/proc/cpuinfo", "r")) != NULL) {
-		while (fgets(buffer, BUFF_SIZE - 1, fp) != NULL) {
-			if (strncmp(buffer, PACKAGE_STR, strlen(PACKAGE_STR)) ==
-			    0) {
-				fclose(fp);
-				return 1;
-			}
-		}
-		fclose(fp);
-	}
-
-	return 0;
-}
-
-int is_ht_cpu(void)
-{
-	/*Number of logic processor in a physical processor */
-	int smp_num_siblings = -1;
-	/*ht flag */
-	int ht = -1;
-	unsigned int eax, ebx, ecx, edx;
-	cpuid(1, &eax, &ebx, &ecx, &edx);
-	smp_num_siblings = (ebx & 0xff0000) >> 16;
-	ht = (edx & 0x10000000) >> 28;
-
-	if (ht == 1 && smp_num_siblings == 2) {
-//              printf("The processor in this system supports HT\n");
-		return 1;
-	} else {
-//              printf("The processor in this system does not support HT\n");
-		return 0;
-	}
-}
-
-int is_ht_enabled(void)
-{
-	int cpu_map[MAX_CPU_NUM];
-	/*A bit-map shows whether a 'logic' processor has ht flag */
-	int ht_cpu[MAX_CPU_NUM];
-	int logic_cpu_num = 0;
-	int package = -1;
-	int cpu_id = -1;
-	char *ht_flag = NULL;
-	int i = 0;
-	int j = 0;
-	int k = 0;
-
-	FILE *fp;
-	char *proc_cpuinfo =
-	    (char *)alloca(strlen(PROC_PATH) + sizeof("/cpuinfo"));
-	strcat(strcpy(proc_cpuinfo, PROC_PATH), "/cpuinfo");
-
-	if ((fp = fopen(proc_cpuinfo, "r")) != NULL) {
-		while (fgets(buffer, BUFF_SIZE - 1, fp) != NULL) {
-			if (strncmp
-			    (buffer, PROCESSOR_STR,
-			     strlen(PROCESSOR_STR)) == 0) {
-				sscanf(buffer, PROCESSOR_STR "\t: %d", &cpu_id);
-				ht_cpu[cpu_id] = 0;
-				while (fgets(buffer, BUFF_SIZE - 1, fp) != NULL) {
-					if (strncmp
-					    (buffer, PACKAGE_STR,
-					     strlen(PACKAGE_STR)) == 0) {
-						sscanf(buffer,
-						       PACKAGE_STR "\t: %d",
-						       &package);
-						cpu_map[cpu_id] = package;
-						printf("cpu_map[%d]=%d\n",
-						       cpu_id, package);
-					}
-					if (strncmp
-					    (buffer, FLAG_STR,
-					     strlen(FLAG_STR)) == 0) {
-						ht_flag = buffer;
-						while (*ht_flag != '\0') {
-							/*printf("ht_flag=%s",ht_flag); */
-							if (strncmp
-							    (ht_flag, HT_FLAG,
-							     strlen(HT_FLAG)) ==
-							    0) {
-								ht_cpu[cpu_id] =
-								    1;
-								break;
-							}
-							ht_flag++;
-						}
-						printf("ht_cpu[%d]=%d\n",
-						       cpu_id, ht_cpu[cpu_id]);
-						logic_cpu_num += 1;
-						break;
-					}
-				}
-			}
-		}
-	} else
-		return 0;
-
-	fclose(fp);
-
-	for (i = 0; i < logic_cpu_num; i++) {
-		if (ht_cpu[i] == 1) {
-			for (j = i + 1; j < logic_cpu_num; j++) {
-				if (cpu_map[i] == cpu_map[j]) {
-					for (k = j + 1; k < logic_cpu_num; k++) {
-						if (cpu_map[j] == cpu_map[k]) {
-							/* Not proper HT support, with 3 logic processor in 1 cpu package */
-							return 0;
-						}
-					}
-					if (ht_cpu[j] == 1) {
-						return 1;
-					} else
-						return 0;
-				}
-			}
-			/* in this case, processor[i] has ht flag, but is not ht enabled */
-			if (j == logic_cpu_num) {
-				return 0;
-			}
-		}
-	}
-	if (i == logic_cpu_num) {
-		return 0;
-	}
-	return 0;
-}
-
-// return 0 means Pass,
-// return 1 means ht is not enabled,
-// return 2 means CPU is not support ht,
-// return 3 mean kernel is not support ht.
-int check_ht_capability(void)
-{
-	int result;
-
-	if (is_ht_kernel()) {
-		if (is_ht_cpu()) {
-			if (is_ht_enabled())
-				result = 0;	//HT is enabled by default in this system.
-			else
-				result = 1;	//HT is not enabled by default in this system.
-		} else
-			result = 2;	//This processor does not support HT.
-	} else
-		result = 3;	//HT feature is not included in this Linux Kernel.
-
-	return result;
-}
-
-#define PROCFS_PATH "/proc/"
-#define CPUINFO_PATH "/proc/cpuinfo"
-#define CPU_NAME "processor"
-#define STAT_NAME "stat"
-
-char buf[256];
-
-int get_cpu_count(void)
-{
-	FILE *pfile;
-	int count;
-
-	if ((pfile = fopen(CPUINFO_PATH, "r")) == NULL)
-		return 0;
-
-	count = 0;
-
-	while (fgets(buf, 255, pfile) != NULL) {
-		if (strncmp(buf, CPU_NAME, strlen(CPU_NAME)) == 0)
-			count++;
-	}
-
-	fclose(pfile);
-
-	return count;
-}
-
-int get_current_cpu(pid_t pid)
-{
-	int cpu = -1;
-	int da;
-	char str[100];
-	char ch;
-
-	FILE *pfile;
-
-	sprintf(buf, "%s%d/%s%c", PROCFS_PATH, pid, STAT_NAME, 0);
-
-	if ((pfile = fopen(buf, "r")) == NULL)
-		return -1;
-
-	if (fscanf
-	    (pfile,
-	     "%d %s %c %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d",
-	     &da, str, &ch, &da, &da, &da, &da, &da, &da, &da, &da, &da, &da,
-	     &da, &da, &da, &da, &da, &da, &da, &da, &da, &da, &da, &da, &da,
-	     &da, &da, &da, &da, &da, &da, &da, &da, &da, &da, &da, &da,
-	     &cpu) <= 0) {
-		fclose(pfile);
-		return -1;
-	}
-
-	fclose(pfile);
-
-	return cpu;
-}
diff --git a/testcases/kernel/sched/hyperthreading/ht_interrupt/ht_utils.h b/testcases/kernel/sched/hyperthreading/ht_interrupt/ht_utils.h
deleted file mode 100644
index 6b484e1ff..000000000
--- a/testcases/kernel/sched/hyperthreading/ht_interrupt/ht_utils.h
+++ /dev/null
@@ -1,21 +0,0 @@
-
-#ifndef _HTUTILS_H_
-#define _HTUTILS_H_
-
-#include <stdlib.h>
-#include <sys/types.h>
-
-int is_cmdline_para(const char *para);
-
-// return 0 means Pass,
-// return 1 means ht is not enabled,
-// return 2 means CPU is not support ht,
-// return 3 mean kernel is not support ht.
-int check_ht_capability();
-
-extern char buf[];
-
-int get_cpu_count();
-int get_current_cpu(pid_t pid);
-
-#endif
