From 84aeabb1f0051989d5d7cc16db5743510cb77e62 Mon Sep 17 00:00:00 2001
From: pschwan <pschwan>
Date: Fri, 27 Dec 2002 05:41:46 +0000
Subject: [PATCH] - show the useful cookie instead of the useless addr in
 ldlm_lock_dump - return ENOENT instead of crash in mds_getattr_name - teach
 statmany how to do pure lookup ioctls, as well as stats and EAs

---
 lustre/tests/statmany.c | 122 +++++++++++++++++++++++++++++++++++++++++-------
 1 file changed, 106 insertions(+), 16 deletions(-)

diff --git a/lustre/tests/statmany.c b/lustre/tests/statmany.c
index 6d70e10..e17e2e3 100644
--- a/lustre/tests/statmany.c
+++ b/lustre/tests/statmany.c
@@ -7,27 +7,50 @@
 #include <fcntl.h>
 #include <unistd.h>
 #include <time.h>
+#include <sys/ioctl.h>
+
+#if 0
+#include <linux/extN_fs.h>
+#endif
+#include <linux/lustre_lib.h>
+#include <linux/obd.h>
+
+static int usage(char *name)
+{
+        printf("Usage: %s <-s|-e|-l> filenamebase file_count iterations\n"
+               "-s : regular stat() calls\n"
+               "-e : open then GET_EA ioctl\n"
+               "-l : lookup ioctl only\n", name);
+        exit(1);
+}
 
 int main(int argc, char ** argv)
 {
-        int i, count, iter;
+        int i, count, iter, mode, offset;
         long int start, end, last, rc = 0;
+        char parent[4096], *t;
 
-        if (argc != 4) {
-                printf("Usage %s filenamebase file_count iterations\n",
-                       argv[0]);
-                exit(1);
-        }
+        if (argc != 5)
+                usage(argv[0]);
+
+        if (strcmp(argv[1], "-s") == 0)
+                mode = 's';
+        else if (strcmp(argv[1], "-e") == 0)
+                mode = 'e';
+        else if (strcmp(argv[1], "-l") == 0)
+                mode = 'l';
+        else
+                usage(argv[0]);
 
-        if (strlen(argv[1]) > 4080) {
+        if (strlen(argv[2]) > 4080) {
                 printf("name too long\n");
                 exit(1);
         }
 
         srand(time(0));
 
-        count = strtoul(argv[2], NULL, 0);
-        iter = strtoul(argv[3], NULL, 0);
+        count = strtoul(argv[3], NULL, 0);
+        iter = strtoul(argv[4], NULL, 0);
 
         start = last = time(0);
 
@@ -38,21 +61,88 @@ int main(int argc, char ** argv)
                 end = -1UL >> 1;
         }
 
+        t = strrchr(argv[2], '/');
+        if (t == NULL) {
+                strcpy(parent, ".");
+                offset = -1;
+        } else {
+                strncpy(parent, argv[2], t - argv[2]);
+                offset = t - argv[2] + 1;
+        }
+
         for (i = 0; i < iter && last < end; i++) {
-                struct stat buf;
                 char filename[4096];
-                int tmp;
+                int tmp, fd;
 
                 tmp = random() % count;
-                sprintf(filename, "%s-%d", argv[1], tmp);
+                sprintf(filename, "%s-%d", argv[2], tmp);
+
+                switch(mode) {
+                case 'e':
+#if 0
+                        fd = open(filename, O_RDWR|O_LARGEFILE);
+                        if (fd < 0) {
+                                printf("open(%s) error: %s\n", filename,
+                                       strerror(errno));
+                                break;
+                        }
+                        rc = ioctl(fd, EXTN_IOC_GETEA, NULL);
+                        if (rc < 0) {
+                                printf("ioctl(%s) error: %s\n", filename,
+                                       strerror(errno));
+                                break;
+                        }
+                        close(fd);
+                        break;
+#endif
+                case 's': {
+                        struct stat buf;
 
-                rc = stat(filename, &buf);
-                if (rc) {
-                        printf("stat(%s) error: %s\n", filename,
-                               strerror(errno));
+                        rc = stat(filename, &buf);
+                        if (rc < 0) {
+                                printf("stat(%s) error: %s\n", filename,
+                                       strerror(errno));
+                                break;
+                        }
                         break;
                 }
+                case 'l': {
+                        struct obd_ioctl_data data;
+                        char rawbuf[8192];
+                        char *buf = rawbuf;
+                        int max = sizeof(rawbuf);
+
+                        fd = open(parent, O_RDONLY);
+                        if (fd < 0) {
+                                printf("open(%s) error: %s\n", filename,
+                                       strerror(errno));
+                                break;
+                        }
+
+                        memset(&data, 0, sizeof(data));
+                        data.ioc_version = OBD_IOCTL_VERSION;
+                        data.ioc_len = sizeof(data);
+                        if (offset >= 0)
+                                data.ioc_inlbuf1 = filename + offset;
+                        else
+                                data.ioc_inlbuf1 = filename;
+                        data.ioc_inllen1 = strlen(data.ioc_inlbuf1) + 1;
 
+                        if (obd_ioctl_pack(&data, &buf, max)) {
+                                printf("ioctl_pack failed.\n");
+                                break;
+                        }
+
+                        rc = ioctl(fd, IOC_MDC_LOOKUP, buf);
+                        if (rc < 0) {
+                                printf("ioctl(%s) error: %s\n", filename,
+                                       strerror(errno));
+                                break;
+                        }
+                        close(fd);
+                        break;
+                }
+                }
                 if ((i % 10000) == 0) {
                         printf(" - stat %d (time %ld ; total %ld ; last %ld)\n",
                                i, time(0), time(0) - start, time(0) - last);
-- 
1.8.3.1