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mirror_zfs/modules/splat/splat-kmem.c
behlendo 7ea1cbf5b2 Add proper error handling for the case where a thread can not be 
created.  Instead of asserting we simply abort the test, wait for
any tasks we created to finish, and return -ESRCH back to the user
space component.



git-svn-id: https://outreach.scidac.gov/svn/spl/trunk@175 7e1ea52c-4ff2-0310-8f11-9dd32ca42a1c
2008-11-05 21:43:37 +00:00

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/*
* This file is part of the SPL: Solaris Porting Layer.
*
* Copyright (c) 2008 Lawrence Livermore National Security, LLC.
* Produced at Lawrence Livermore National Laboratory
* Written by:
* Brian Behlendorf <behlendorf1@llnl.gov>,
* Herb Wartens <wartens2@llnl.gov>,
* Jim Garlick <garlick@llnl.gov>
* UCRL-CODE-235197
*
* This 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 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.
*/
#include "splat-internal.h"
#define SPLAT_SUBSYSTEM_KMEM 0x0100
#define SPLAT_KMEM_NAME "kmem"
#define SPLAT_KMEM_DESC "Kernel Malloc/Slab Tests"
#define SPLAT_KMEM_TEST1_ID 0x0101
#define SPLAT_KMEM_TEST1_NAME "kmem_alloc"
#define SPLAT_KMEM_TEST1_DESC "Memory allocation test (kmem_alloc)"
#define SPLAT_KMEM_TEST2_ID 0x0102
#define SPLAT_KMEM_TEST2_NAME "kmem_zalloc"
#define SPLAT_KMEM_TEST2_DESC "Memory allocation test (kmem_zalloc)"
#define SPLAT_KMEM_TEST3_ID 0x0103
#define SPLAT_KMEM_TEST3_NAME "vmem_alloc"
#define SPLAT_KMEM_TEST3_DESC "Memory allocation test (vmem_alloc)"
#define SPLAT_KMEM_TEST4_ID 0x0104
#define SPLAT_KMEM_TEST4_NAME "vmem_zalloc"
#define SPLAT_KMEM_TEST4_DESC "Memory allocation test (vmem_zalloc)"
#define SPLAT_KMEM_TEST5_ID 0x0105
#define SPLAT_KMEM_TEST5_NAME "kmem_cache1"
#define SPLAT_KMEM_TEST5_DESC "Slab ctor/dtor test (small)"
#define SPLAT_KMEM_TEST6_ID 0x0106
#define SPLAT_KMEM_TEST6_NAME "kmem_cache2"
#define SPLAT_KMEM_TEST6_DESC "Slab ctor/dtor test (large)"
#define SPLAT_KMEM_TEST7_ID 0x0107
#define SPLAT_KMEM_TEST7_NAME "kmem_reap"
#define SPLAT_KMEM_TEST7_DESC "Slab reaping test"
#define SPLAT_KMEM_TEST8_ID 0x0108
#define SPLAT_KMEM_TEST8_NAME "kmem_lock"
#define SPLAT_KMEM_TEST8_DESC "Slab locking test"
#define SPLAT_KMEM_ALLOC_COUNT 10
#define SPLAT_VMEM_ALLOC_COUNT 10
/* XXX - This test may fail under tight memory conditions */
static int
splat_kmem_test1(struct file *file, void *arg)
{
void *ptr[SPLAT_KMEM_ALLOC_COUNT];
int size = PAGE_SIZE;
int i, count, rc = 0;
/* We are intentionally going to push kmem_alloc to its max
* allocation size, so suppress the console warnings for now */
kmem_set_warning(0);
while ((!rc) && (size <= (PAGE_SIZE * 32))) {
count = 0;
for (i = 0; i < SPLAT_KMEM_ALLOC_COUNT; i++) {
ptr[i] = kmem_alloc(size, KM_SLEEP);
if (ptr[i])
count++;
}
for (i = 0; i < SPLAT_KMEM_ALLOC_COUNT; i++)
if (ptr[i])
kmem_free(ptr[i], size);
splat_vprint(file, SPLAT_KMEM_TEST1_NAME,
"%d byte allocations, %d/%d successful\n",
size, count, SPLAT_KMEM_ALLOC_COUNT);
if (count != SPLAT_KMEM_ALLOC_COUNT)
rc = -ENOMEM;
size *= 2;
}
kmem_set_warning(1);
return rc;
}
static int
splat_kmem_test2(struct file *file, void *arg)
{
void *ptr[SPLAT_KMEM_ALLOC_COUNT];
int size = PAGE_SIZE;
int i, j, count, rc = 0;
/* We are intentionally going to push kmem_alloc to its max
* allocation size, so suppress the console warnings for now */
kmem_set_warning(0);
while ((!rc) && (size <= (PAGE_SIZE * 32))) {
count = 0;
for (i = 0; i < SPLAT_KMEM_ALLOC_COUNT; i++) {
ptr[i] = kmem_zalloc(size, KM_SLEEP);
if (ptr[i])
count++;
}
/* Ensure buffer has been zero filled */
for (i = 0; i < SPLAT_KMEM_ALLOC_COUNT; i++) {
for (j = 0; j < size; j++) {
if (((char *)ptr[i])[j] != '\0') {
splat_vprint(file, SPLAT_KMEM_TEST2_NAME,
"%d-byte allocation was "
"not zeroed\n", size);
rc = -EFAULT;
}
}
}
for (i = 0; i < SPLAT_KMEM_ALLOC_COUNT; i++)
if (ptr[i])
kmem_free(ptr[i], size);
splat_vprint(file, SPLAT_KMEM_TEST2_NAME,
"%d byte allocations, %d/%d successful\n",
size, count, SPLAT_KMEM_ALLOC_COUNT);
if (count != SPLAT_KMEM_ALLOC_COUNT)
rc = -ENOMEM;
size *= 2;
}
kmem_set_warning(1);
return rc;
}
static int
splat_kmem_test3(struct file *file, void *arg)
{
void *ptr[SPLAT_VMEM_ALLOC_COUNT];
int size = PAGE_SIZE;
int i, count, rc = 0;
while ((!rc) && (size <= (PAGE_SIZE * 1024))) {
count = 0;
for (i = 0; i < SPLAT_VMEM_ALLOC_COUNT; i++) {
ptr[i] = vmem_alloc(size, KM_SLEEP);
if (ptr[i])
count++;
}
for (i = 0; i < SPLAT_VMEM_ALLOC_COUNT; i++)
if (ptr[i])
vmem_free(ptr[i], size);
splat_vprint(file, SPLAT_KMEM_TEST3_NAME,
"%d byte allocations, %d/%d successful\n",
size, count, SPLAT_VMEM_ALLOC_COUNT);
if (count != SPLAT_VMEM_ALLOC_COUNT)
rc = -ENOMEM;
size *= 2;
}
return rc;
}
static int
splat_kmem_test4(struct file *file, void *arg)
{
void *ptr[SPLAT_VMEM_ALLOC_COUNT];
int size = PAGE_SIZE;
int i, j, count, rc = 0;
while ((!rc) && (size <= (PAGE_SIZE * 1024))) {
count = 0;
for (i = 0; i < SPLAT_VMEM_ALLOC_COUNT; i++) {
ptr[i] = vmem_zalloc(size, KM_SLEEP);
if (ptr[i])
count++;
}
/* Ensure buffer has been zero filled */
for (i = 0; i < SPLAT_VMEM_ALLOC_COUNT; i++) {
for (j = 0; j < size; j++) {
if (((char *)ptr[i])[j] != '\0') {
splat_vprint(file, SPLAT_KMEM_TEST4_NAME,
"%d-byte allocation was "
"not zeroed\n", size);
rc = -EFAULT;
}
}
}
for (i = 0; i < SPLAT_VMEM_ALLOC_COUNT; i++)
if (ptr[i])
vmem_free(ptr[i], size);
splat_vprint(file, SPLAT_KMEM_TEST4_NAME,
"%d byte allocations, %d/%d successful\n",
size, count, SPLAT_VMEM_ALLOC_COUNT);
if (count != SPLAT_VMEM_ALLOC_COUNT)
rc = -ENOMEM;
size *= 2;
}
return rc;
}
#define SPLAT_KMEM_TEST_MAGIC 0x004488CCUL
#define SPLAT_KMEM_CACHE_NAME "kmem_test"
#define SPLAT_KMEM_OBJ_COUNT 128
#define SPLAT_KMEM_OBJ_RECLAIM 16
typedef struct kmem_cache_data {
unsigned long kcd_magic;
int kcd_flag;
char kcd_buf[0];
} kmem_cache_data_t;
typedef struct kmem_cache_priv {
unsigned long kcp_magic;
struct file *kcp_file;
kmem_cache_t *kcp_cache;
kmem_cache_data_t *kcp_kcd[SPLAT_KMEM_OBJ_COUNT];
spinlock_t kcp_lock;
wait_queue_head_t kcp_waitq;
int kcp_size;
int kcp_count;
int kcp_threads;
int kcp_alloc;
int kcp_rc;
} kmem_cache_priv_t;
static int
splat_kmem_cache_test_constructor(void *ptr, void *priv, int flags)
{
kmem_cache_priv_t *kcp = (kmem_cache_priv_t *)priv;
kmem_cache_data_t *kcd = (kmem_cache_data_t *)ptr;
if (kcd && kcp) {
kcd->kcd_magic = kcp->kcp_magic;
kcd->kcd_flag = 1;
memset(kcd->kcd_buf, 0xaa, kcp->kcp_size - (sizeof *kcd));
kcp->kcp_count++;
}
return 0;
}
static void
splat_kmem_cache_test_destructor(void *ptr, void *priv)
{
kmem_cache_priv_t *kcp = (kmem_cache_priv_t *)priv;
kmem_cache_data_t *kcd = (kmem_cache_data_t *)ptr;
if (kcd && kcp) {
kcd->kcd_magic = 0;
kcd->kcd_flag = 0;
memset(kcd->kcd_buf, 0xbb, kcp->kcp_size - (sizeof *kcd));
kcp->kcp_count--;
}
return;
}
static int
splat_kmem_cache_size_test(struct file *file, void *arg,
char *name, int size, int flags)
{
kmem_cache_t *cache = NULL;
kmem_cache_data_t *kcd = NULL;
kmem_cache_priv_t kcp;
int rc = 0, max;
kcp.kcp_magic = SPLAT_KMEM_TEST_MAGIC;
kcp.kcp_file = file;
kcp.kcp_size = size;
kcp.kcp_count = 0;
kcp.kcp_rc = 0;
cache = kmem_cache_create(SPLAT_KMEM_CACHE_NAME, kcp.kcp_size, 0,
splat_kmem_cache_test_constructor,
splat_kmem_cache_test_destructor,
NULL, &kcp, NULL, flags);
if (!cache) {
splat_vprint(file, name,
"Unable to create '%s'\n", SPLAT_KMEM_CACHE_NAME);
return -ENOMEM;
}
kcd = kmem_cache_alloc(cache, KM_SLEEP);
if (!kcd) {
splat_vprint(file, name,
"Unable to allocate from '%s'\n",
SPLAT_KMEM_CACHE_NAME);
rc = -EINVAL;
goto out_free;
}
if (!kcd->kcd_flag) {
splat_vprint(file, name,
"Failed to run contructor for '%s'\n",
SPLAT_KMEM_CACHE_NAME);
rc = -EINVAL;
goto out_free;
}
if (kcd->kcd_magic != kcp.kcp_magic) {
splat_vprint(file, name,
"Failed to pass private data to constructor "
"for '%s'\n", SPLAT_KMEM_CACHE_NAME);
rc = -EINVAL;
goto out_free;
}
max = kcp.kcp_count;
kmem_cache_free(cache, kcd);
/* Destroy the entire cache which will force destructors to
* run and we can verify one was called for every object */
kmem_cache_destroy(cache);
if (kcp.kcp_count) {
splat_vprint(file, name,
"Failed to run destructor on all slab objects "
"for '%s'\n", SPLAT_KMEM_CACHE_NAME);
rc = -EINVAL;
}
splat_vprint(file, name,
"Successfully ran ctors/dtors for %d elements in '%s'\n",
max, SPLAT_KMEM_CACHE_NAME);
return rc;
out_free:
if (kcd)
kmem_cache_free(cache, kcd);
kmem_cache_destroy(cache);
return rc;
}
/* Validate small object cache behavior for dynamic/kmem/vmem caches */
static int
splat_kmem_test5(struct file *file, void *arg)
{
char *name = SPLAT_KMEM_TEST5_NAME;
int rc;
rc = splat_kmem_cache_size_test(file, arg, name, 128, 0);
if (rc)
return rc;
rc = splat_kmem_cache_size_test(file, arg, name, 128, KMC_KMEM);
if (rc)
return rc;
return splat_kmem_cache_size_test(file, arg, name, 128, KMC_VMEM);
}
/* Validate large object cache behavior for dynamic/kmem/vmem caches */
static int
splat_kmem_test6(struct file *file, void *arg)
{
char *name = SPLAT_KMEM_TEST6_NAME;
int rc;
rc = splat_kmem_cache_size_test(file, arg, name, 128 * 1024, 0);
if (rc)
return rc;
rc = splat_kmem_cache_size_test(file, arg, name, 128 * 1024, KMC_KMEM);
if (rc)
return rc;
return splat_kmem_cache_size_test(file, arg, name, 128 * 1028, KMC_VMEM);
}
static void
splat_kmem_cache_test_reclaim(void *priv)
{
kmem_cache_priv_t *kcp = (kmem_cache_priv_t *)priv;
int i, count;
count = min(SPLAT_KMEM_OBJ_RECLAIM, kcp->kcp_count);
splat_vprint(kcp->kcp_file, SPLAT_KMEM_TEST7_NAME,
"Reaping %d objects from '%s'\n", count,
SPLAT_KMEM_CACHE_NAME);
for (i = 0; i < SPLAT_KMEM_OBJ_COUNT; i++) {
if (kcp->kcp_kcd[i]) {
kmem_cache_free(kcp->kcp_cache, kcp->kcp_kcd[i]);
kcp->kcp_kcd[i] = NULL;
if (--count == 0)
break;
}
}
return;
}
static int
splat_kmem_test7(struct file *file, void *arg)
{
kmem_cache_t *cache;
kmem_cache_priv_t kcp;
int i, rc = 0;
kcp.kcp_magic = SPLAT_KMEM_TEST_MAGIC;
kcp.kcp_file = file;
kcp.kcp_size = 256;
kcp.kcp_count = 0;
kcp.kcp_rc = 0;
cache = kmem_cache_create(SPLAT_KMEM_CACHE_NAME, kcp.kcp_size, 0,
splat_kmem_cache_test_constructor,
splat_kmem_cache_test_destructor,
splat_kmem_cache_test_reclaim,
&kcp, NULL, 0);
if (!cache) {
splat_vprint(file, SPLAT_KMEM_TEST7_NAME,
"Unable to create '%s'\n", SPLAT_KMEM_CACHE_NAME);
return -ENOMEM;
}
kcp.kcp_cache = cache;
for (i = 0; i < SPLAT_KMEM_OBJ_COUNT; i++) {
/* All allocations need not succeed */
kcp.kcp_kcd[i] = kmem_cache_alloc(cache, KM_SLEEP);
if (!kcp.kcp_kcd[i]) {
splat_vprint(file, SPLAT_KMEM_TEST7_NAME,
"Unable to allocate from '%s'\n",
SPLAT_KMEM_CACHE_NAME);
}
}
ASSERT(kcp.kcp_count > 0);
/* Request the slab cache free any objects it can. For a few reasons
* this may not immediately result in more free memory even if objects
* are freed. First off, due to fragmentation we may not be able to
* reclaim any slabs. Secondly, even if we do we fully clear some
* slabs we will not want to immedately reclaim all of them because
* we may contend with cache allocs and thrash. What we want to see
* is slab size decrease more gradually as it becomes clear they
* will not be needed. This should be acheivable in less than minute
* if it takes longer than this something has gone wrong.
*/
for (i = 0; i < 60; i++) {
kmem_cache_reap_now(cache);
splat_vprint(file, SPLAT_KMEM_TEST7_NAME,
"%s cache objects %d, slabs %u/%u objs %u/%u\n",
SPLAT_KMEM_CACHE_NAME, kcp.kcp_count,
(unsigned)cache->skc_slab_alloc,
(unsigned)cache->skc_slab_total,
(unsigned)cache->skc_obj_alloc,
(unsigned)cache->skc_obj_total);
if (cache->skc_obj_total == 0)
break;
set_current_state(TASK_INTERRUPTIBLE);
schedule_timeout(HZ);
}
if (cache->skc_obj_total == 0) {
splat_vprint(file, SPLAT_KMEM_TEST7_NAME,
"Successfully created %d objects "
"in cache %s and reclaimed them\n",
SPLAT_KMEM_OBJ_COUNT, SPLAT_KMEM_CACHE_NAME);
} else {
splat_vprint(file, SPLAT_KMEM_TEST7_NAME,
"Failed to reclaim %u/%d objects from cache %s\n",
(unsigned)cache->skc_obj_total, SPLAT_KMEM_OBJ_COUNT,
SPLAT_KMEM_CACHE_NAME);
rc = -ENOMEM;
}
/* Cleanup our mess (for failure case of time expiring) */
for (i = 0; i < SPLAT_KMEM_OBJ_COUNT; i++)
if (kcp.kcp_kcd[i])
kmem_cache_free(cache, kcp.kcp_kcd[i]);
kmem_cache_destroy(cache);
return rc;
}
static void
splat_kmem_test8_thread(void *arg)
{
kmem_cache_priv_t *kcp = (kmem_cache_priv_t *)arg;
int count = kcp->kcp_alloc, rc = 0, i;
void **objs;
ASSERT(kcp->kcp_magic == SPLAT_KMEM_TEST_MAGIC);
objs = vmem_zalloc(count * sizeof(void *), KM_SLEEP);
if (!objs) {
splat_vprint(kcp->kcp_file, SPLAT_KMEM_TEST8_NAME,
"Unable to alloc objp array for cache '%s'\n",
kcp->kcp_cache->skc_name);
rc = -ENOMEM;
goto out;
}
for (i = 0; i < count; i++) {
objs[i] = kmem_cache_alloc(kcp->kcp_cache, KM_SLEEP);
if (!objs[i]) {
splat_vprint(kcp->kcp_file, SPLAT_KMEM_TEST8_NAME,
"Unable to allocate from cache '%s'\n",
kcp->kcp_cache->skc_name);
rc = -ENOMEM;
break;
}
}
for (i = 0; i < count; i++)
if (objs[i])
kmem_cache_free(kcp->kcp_cache, objs[i]);
vmem_free(objs, count * sizeof(void *));
out:
spin_lock(&kcp->kcp_lock);
if (!kcp->kcp_rc)
kcp->kcp_rc = rc;
if (--kcp->kcp_threads == 0)
wake_up(&kcp->kcp_waitq);
spin_unlock(&kcp->kcp_lock);
thread_exit();
}
static int
splat_kmem_test8_count(kmem_cache_priv_t *kcp, int threads)
{
int ret;
spin_lock(&kcp->kcp_lock);
ret = (kcp->kcp_threads == threads);
spin_unlock(&kcp->kcp_lock);
return ret;
}
/* This test will always pass and is simply here so I can easily
* eyeball the slab cache locking overhead to ensure it is reasonable.
*/
static int
splat_kmem_test8_sc(struct file *file, void *arg, int size, int count)
{
kmem_cache_priv_t kcp;
kthread_t *thr;
struct timespec start, stop, delta;
char cache_name[32];
int i, j, rc = 0, threads = 32;
kcp.kcp_magic = SPLAT_KMEM_TEST_MAGIC;
kcp.kcp_file = file;
splat_vprint(file, SPLAT_KMEM_TEST8_NAME, "%-22s %s", "name",
"time (sec)\tslabs \tobjs \thash\n");
splat_vprint(file, SPLAT_KMEM_TEST8_NAME, "%-22s %s", "",
" \ttot/max/calc\ttot/max/calc\n");
for (i = 1; i <= count; i *= 2) {
kcp.kcp_size = size;
kcp.kcp_count = 0;
kcp.kcp_threads = 0;
kcp.kcp_alloc = i;
kcp.kcp_rc = 0;
spin_lock_init(&kcp.kcp_lock);
init_waitqueue_head(&kcp.kcp_waitq);
(void)snprintf(cache_name, 32, "%s-%d-%d",
SPLAT_KMEM_CACHE_NAME, size, i);
kcp.kcp_cache = kmem_cache_create(cache_name, kcp.kcp_size, 0,
splat_kmem_cache_test_constructor,
splat_kmem_cache_test_destructor,
NULL, &kcp, NULL, 0);
if (!kcp.kcp_cache) {
splat_vprint(file, SPLAT_KMEM_TEST8_NAME,
"Unable to create '%s' cache\n",
SPLAT_KMEM_CACHE_NAME);
rc = -ENOMEM;
break;
}
start = current_kernel_time();
for (j = 0; j < threads; j++) {
thr = thread_create(NULL, 0, splat_kmem_test8_thread,
&kcp, 0, &p0, TS_RUN, minclsyspri);
if (thr == NULL) {
rc = -ESRCH;
break;
}
spin_lock(&kcp.kcp_lock);
kcp.kcp_threads++;
spin_unlock(&kcp.kcp_lock);
}
/* Sleep until the thread sets kcp.kcp_threads == 0 */
wait_event(kcp.kcp_waitq, splat_kmem_test8_count(&kcp, 0));
stop = current_kernel_time();
delta = timespec_sub(stop, start);
splat_vprint(file, SPLAT_KMEM_TEST8_NAME, "%-22s %2ld.%09ld\t"
"%lu/%lu/%lu\t%lu/%lu/%lu\n",
kcp.kcp_cache->skc_name,
delta.tv_sec, delta.tv_nsec,
(unsigned long)kcp.kcp_cache->skc_slab_total,
(unsigned long)kcp.kcp_cache->skc_slab_max,
(unsigned long)(kcp.kcp_alloc * threads /
SPL_KMEM_CACHE_OBJ_PER_SLAB),
(unsigned long)kcp.kcp_cache->skc_obj_total,
(unsigned long)kcp.kcp_cache->skc_obj_max,
(unsigned long)(kcp.kcp_alloc * threads));
kmem_cache_destroy(kcp.kcp_cache);
if (!rc && kcp.kcp_rc)
rc = kcp.kcp_rc;
if (rc)
break;
}
return rc;
}
static int
splat_kmem_test8(struct file *file, void *arg)
{
int i, rc = 0;
/* Run through slab cache with objects size from
* 16-1Mb in 4x multiples with 1024 objects each */
for (i = 16; i <= 1024*1024; i *= 4) {
rc = splat_kmem_test8_sc(file, arg, i, 256);
if (rc)
break;
}
return rc;
}
splat_subsystem_t *
splat_kmem_init(void)
{
splat_subsystem_t *sub;
sub = kmalloc(sizeof(*sub), GFP_KERNEL);
if (sub == NULL)
return NULL;
memset(sub, 0, sizeof(*sub));
strncpy(sub->desc.name, SPLAT_KMEM_NAME, SPLAT_NAME_SIZE);
strncpy(sub->desc.desc, SPLAT_KMEM_DESC, SPLAT_DESC_SIZE);
INIT_LIST_HEAD(&sub->subsystem_list);
INIT_LIST_HEAD(&sub->test_list);
spin_lock_init(&sub->test_lock);
sub->desc.id = SPLAT_SUBSYSTEM_KMEM;
SPLAT_TEST_INIT(sub, SPLAT_KMEM_TEST1_NAME, SPLAT_KMEM_TEST1_DESC,
SPLAT_KMEM_TEST1_ID, splat_kmem_test1);
SPLAT_TEST_INIT(sub, SPLAT_KMEM_TEST2_NAME, SPLAT_KMEM_TEST2_DESC,
SPLAT_KMEM_TEST2_ID, splat_kmem_test2);
SPLAT_TEST_INIT(sub, SPLAT_KMEM_TEST3_NAME, SPLAT_KMEM_TEST3_DESC,
SPLAT_KMEM_TEST3_ID, splat_kmem_test3);
SPLAT_TEST_INIT(sub, SPLAT_KMEM_TEST4_NAME, SPLAT_KMEM_TEST4_DESC,
SPLAT_KMEM_TEST4_ID, splat_kmem_test4);
SPLAT_TEST_INIT(sub, SPLAT_KMEM_TEST5_NAME, SPLAT_KMEM_TEST5_DESC,
SPLAT_KMEM_TEST5_ID, splat_kmem_test5);
SPLAT_TEST_INIT(sub, SPLAT_KMEM_TEST6_NAME, SPLAT_KMEM_TEST6_DESC,
SPLAT_KMEM_TEST6_ID, splat_kmem_test6);
SPLAT_TEST_INIT(sub, SPLAT_KMEM_TEST7_NAME, SPLAT_KMEM_TEST7_DESC,
SPLAT_KMEM_TEST7_ID, splat_kmem_test7);
SPLAT_TEST_INIT(sub, SPLAT_KMEM_TEST8_NAME, SPLAT_KMEM_TEST8_DESC,
SPLAT_KMEM_TEST8_ID, splat_kmem_test8);
return sub;
}
void
splat_kmem_fini(splat_subsystem_t *sub)
{
ASSERT(sub);
SPLAT_TEST_FINI(sub, SPLAT_KMEM_TEST8_ID);
SPLAT_TEST_FINI(sub, SPLAT_KMEM_TEST7_ID);
SPLAT_TEST_FINI(sub, SPLAT_KMEM_TEST6_ID);
SPLAT_TEST_FINI(sub, SPLAT_KMEM_TEST5_ID);
SPLAT_TEST_FINI(sub, SPLAT_KMEM_TEST4_ID);
SPLAT_TEST_FINI(sub, SPLAT_KMEM_TEST3_ID);
SPLAT_TEST_FINI(sub, SPLAT_KMEM_TEST2_ID);
SPLAT_TEST_FINI(sub, SPLAT_KMEM_TEST1_ID);
kfree(sub);
}
int
splat_kmem_id(void) {
return SPLAT_SUBSYSTEM_KMEM;
}
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