LU-8726 osd-ldiskfs: bypass read for benchmarking

[fs/lustre-release.git] / lustre / lmv / lproc_lmv.c

diff --git a/lustre/lmv/lproc_lmv.c b/lustre/lmv/lproc_lmv.c
index 02ea071..cefa71d 100644 (file)
--- a/lustre/lmv/lproc_lmv.c
+++ b/lustre/lmv/lproc_lmv.c
@@ -15,11 +15,7 @@
  *
  * You should have received a copy of the GNU General Public License
  * version 2 along with this program; If not, see
- * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
- *
- * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
- * CA 95054 USA or visit www.sun.com if you need additional information or
- * have any questions.
+ * http://www.gnu.org/licenses/gpl-2.0.html
  *
  * GPL HEADER END
  */
@@ -27,7 +23,7 @@
  * Copyright (c) 2004, 2010, Oracle and/or its affiliates. All rights reserved.
  * Use is subject to license terms.
  *
- * Copyright (c) 2012, 2014, Intel Corporation.
+ * Copyright (c) 2012, 2016, Intel Corporation.
  */
 /*
  * This file is part of Lustre, http://www.lustre.org/
@@ -60,78 +56,6 @@ static int lmv_numobd_seq_show(struct seq_file *m, void *v)
 }
 LPROC_SEQ_FOPS_RO(lmv_numobd);
 
-static const char *placement_name[] = {
-        [PLACEMENT_CHAR_POLICY] = "CHAR",
-       [PLACEMENT_NID_POLICY]  = "NID",
-       [PLACEMENT_INVAL_POLICY]  = "INVAL"
-};
-
-static placement_policy_t placement_name2policy(char *name, int len)
-{
-        int                     i;
-
-        for (i = 0; i < PLACEMENT_MAX_POLICY; i++) {
-                if (!strncmp(placement_name[i], name, len))
-                        return i;
-        }
-        return PLACEMENT_INVAL_POLICY;
-}
-
-static const char *placement_policy2name(placement_policy_t placement)
-{
-        LASSERT(placement < PLACEMENT_MAX_POLICY);
-        return placement_name[placement];
-}
-
-static int lmv_placement_seq_show(struct seq_file *m, void *v)
-{
-       struct obd_device       *dev = (struct obd_device *)m->private;
-        struct lmv_obd          *lmv;
-
-        LASSERT(dev != NULL);
-        lmv = &dev->u.lmv;
-       seq_printf(m, "%s\n", placement_policy2name(lmv->lmv_placement));
-       return 0;
-}
-
-#define MAX_POLICY_STRING_SIZE 64
-
-static ssize_t lmv_placement_seq_write(struct file *file,
-                                      const char __user *buffer,
-                                      size_t count, loff_t *off)
-{
-       struct obd_device *dev = ((struct seq_file *)file->private_data)->private;
-        char                     dummy[MAX_POLICY_STRING_SIZE + 1];
-        int                      len = count;
-        placement_policy_t       policy;
-        struct lmv_obd          *lmv;
-
-       if (copy_from_user(dummy, buffer, MAX_POLICY_STRING_SIZE))
-                return -EFAULT;
-
-        LASSERT(dev != NULL);
-        lmv = &dev->u.lmv;
-
-        if (len > MAX_POLICY_STRING_SIZE)
-                len = MAX_POLICY_STRING_SIZE;
-
-        if (dummy[len - 1] == '\n')
-                len--;
-        dummy[len] = '\0';
-
-        policy = placement_name2policy(dummy, len);
-        if (policy != PLACEMENT_INVAL_POLICY) {
-               spin_lock(&lmv->lmv_lock);
-               lmv->lmv_placement = policy;
-               spin_unlock(&lmv->lmv_lock);
-        } else {
-                CERROR("Invalid placement policy \"%s\"!\n", dummy);
-                return -EINVAL;
-        }
-        return count;
-}
-LPROC_SEQ_FOPS(lmv_placement);
-
 static int lmv_activeobd_seq_show(struct seq_file *m, void *v)
 {
        struct obd_device       *dev = (struct obd_device *)m->private;
@@ -229,8 +153,6 @@ LPROC_SEQ_FOPS_RO_TYPE(lmv, uuid);
 struct lprocfs_vars lprocfs_lmv_obd_vars[] = {
        { .name =       "numobd",
          .fops =       &lmv_numobd_fops        },
-       { .name =       "placement",
-         .fops =       &lmv_placement_fops     },
        { .name =       "activeobd",
          .fops =       &lmv_activeobd_fops     },
        { .name =       "uuid",