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4b17158506
- Re-implmented kobj support based on the vnode support. - Add TESTS option to check.sh, and removed delay after module load. git-svn-id: https://outreach.scidac.gov/svn/spl/trunk@39 7e1ea52c-4ff2-0310-8f11-9dd32ca42a1c
138 lines
3.7 KiB
C
138 lines
3.7 KiB
C
#include "splat-internal.h"
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#define SPLAT_SUBSYSTEM_KOBJ 0x0a00
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#define SPLAT_KOBJ_NAME "kobj"
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#define SPLAT_KOBJ_DESC "Kernel File Tests"
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#define SPLAT_KOBJ_TEST1_ID 0x0a01
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#define SPLAT_KOBJ_TEST1_NAME "open"
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#define SPLAT_KOBJ_TEST1_DESC "File Open/Close Test"
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#define SPLAT_KOBJ_TEST2_ID 0x0a02
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#define SPLAT_KOBJ_TEST2_NAME "size/read"
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#define SPLAT_KOBJ_TEST2_DESC "File Size/Read Test"
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#define SPLAT_KOBJ_TEST_FILE "/etc/fstab"
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static int
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splat_kobj_test1(struct file *file, void *arg)
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{
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struct _buf *f;
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f = kobj_open_file(SPLAT_KOBJ_TEST_FILE);
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if (f == (struct _buf *)-1) {
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splat_vprint(file, SPLAT_KOBJ_TEST1_NAME, "Failed to open "
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"test file: %s\n", SPLAT_KOBJ_TEST_FILE);
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return -ENOENT;
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}
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kobj_close_file(f);
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splat_vprint(file, SPLAT_KOBJ_TEST1_NAME, "Successfully opened and "
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"closed test file: %s\n", SPLAT_KOBJ_TEST_FILE);
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return 0;
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} /* splat_kobj_test1() */
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static int
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splat_kobj_test2(struct file *file, void *arg)
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{
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struct _buf *f;
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char *buf;
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uint64_t size;
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int rc;
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f = kobj_open_file(SPLAT_KOBJ_TEST_FILE);
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if (f == (struct _buf *)-1) {
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splat_vprint(file, SPLAT_KOBJ_TEST2_NAME, "Failed to open "
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"test file: %s\n", SPLAT_KOBJ_TEST_FILE);
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return -ENOENT;
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}
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rc = kobj_get_filesize(f, &size);
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if (rc) {
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splat_vprint(file, SPLAT_KOBJ_TEST2_NAME, "Failed stat of "
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"test file: %s (%d)\n", SPLAT_KOBJ_TEST_FILE, rc);
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goto out;
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}
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buf = kmalloc(size, GFP_KERNEL);
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if (!buf) {
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rc = -ENOMEM;
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splat_vprint(file, SPLAT_KOBJ_TEST2_NAME, "Failed to alloc "
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"%lld bytes for tmp buffer (%d)\n", size, rc);
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goto out;
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}
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rc = kobj_read_file(f, buf, size, 0);
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if (rc < 0) {
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splat_vprint(file, SPLAT_KOBJ_TEST2_NAME, "Failed read of "
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"test file: %s (%d)\n", SPLAT_KOBJ_TEST_FILE, rc);
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goto out2;
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}
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/* Validate we read as many bytes as expected based on the stat. This
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* isn't a perfect test since we didn't create the file however it is
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* pretty unlikely there are garbage characters in your /etc/fstab */
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if (size != (uint64_t)strlen(buf)) {
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rc = EFBIG;
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splat_vprint(file, SPLAT_KOBJ_TEST2_NAME, "Stat'ed size "
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"(%lld) does not match number of bytes read "
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"(%lld)\n", size, (uint64_t)strlen(buf));
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goto out2;
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}
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rc = 0;
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splat_vprint(file, SPLAT_KOBJ_TEST2_NAME, "\n%s\n", buf);
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splat_vprint(file, SPLAT_KOBJ_TEST2_NAME, "Successfully stat'ed "
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"and read expected number of bytes (%lld) from test "
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"file: %s\n", size, SPLAT_KOBJ_TEST_FILE);
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out2:
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kfree(buf);
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out:
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kobj_close_file(f);
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return rc;
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} /* splat_kobj_test2() */
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splat_subsystem_t *
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splat_kobj_init(void)
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{
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splat_subsystem_t *sub;
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sub = kmalloc(sizeof(*sub), GFP_KERNEL);
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if (sub == NULL)
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return NULL;
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memset(sub, 0, sizeof(*sub));
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strncpy(sub->desc.name, SPLAT_KOBJ_NAME, SPLAT_NAME_SIZE);
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strncpy(sub->desc.desc, SPLAT_KOBJ_DESC, SPLAT_DESC_SIZE);
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INIT_LIST_HEAD(&sub->subsystem_list);
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INIT_LIST_HEAD(&sub->test_list);
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spin_lock_init(&sub->test_lock);
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sub->desc.id = SPLAT_SUBSYSTEM_KOBJ;
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SPLAT_TEST_INIT(sub, SPLAT_KOBJ_TEST1_NAME, SPLAT_KOBJ_TEST1_DESC,
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SPLAT_KOBJ_TEST1_ID, splat_kobj_test1);
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SPLAT_TEST_INIT(sub, SPLAT_KOBJ_TEST2_NAME, SPLAT_KOBJ_TEST2_DESC,
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SPLAT_KOBJ_TEST2_ID, splat_kobj_test2);
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return sub;
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} /* splat_kobj_init() */
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void
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splat_kobj_fini(splat_subsystem_t *sub)
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{
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ASSERT(sub);
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SPLAT_TEST_FINI(sub, SPLAT_KOBJ_TEST2_ID);
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SPLAT_TEST_FINI(sub, SPLAT_KOBJ_TEST1_ID);
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kfree(sub);
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} /* splat_kobj_fini() */
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int
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splat_kobj_id(void)
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{
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return SPLAT_SUBSYSTEM_KOBJ;
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} /* splat_kobj_id() */
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