From: "John L. Hammond" <[email protected]>

If CONFIG_PROC_FS=n then obd_memory is not defined. So put the setup
and cleanup of this variable within #ifdef CONFIG_PROC_FS guards.

Signed-off-by: John L. Hammond <[email protected]>
---
 .../staging/lustre/lustre/include/obd_support.h    |    2 ++
 drivers/staging/lustre/lustre/obdclass/class_obd.c |    5 +++++
 2 files changed, 7 insertions(+)

diff --git a/drivers/staging/lustre/lustre/include/obd_support.h 
b/drivers/staging/lustre/lustre/include/obd_support.h
index 2991d2e..408ce7f 100644
--- a/drivers/staging/lustre/lustre/include/obd_support.h
+++ b/drivers/staging/lustre/lustre/include/obd_support.h
@@ -43,12 +43,14 @@
 #include "lprocfs_status.h"
 
 /* global variables */
+#ifdef CONFIG_PROC_FS
 extern struct lprocfs_stats *obd_memory;
 enum {
        OBD_MEMORY_STAT = 0,
        OBD_MEMORY_PAGES_STAT = 1,
        OBD_STATS_NUM,
 };
+#endif /* CONFIG_PROC_FS */
 
 extern unsigned int obd_debug_peer_on_timeout;
 extern unsigned int obd_dump_on_timeout;
diff --git a/drivers/staging/lustre/lustre/obdclass/class_obd.c 
b/drivers/staging/lustre/lustre/obdclass/class_obd.c
index 8b8d338..2939f0c 100644
--- a/drivers/staging/lustre/lustre/obdclass/class_obd.c
+++ b/drivers/staging/lustre/lustre/obdclass/class_obd.c
@@ -534,6 +534,7 @@ static int __init init_obdclass(void)
        spin_lock_init(&obd_types_lock);
        obd_zombie_impexp_init();
 
+#ifdef CONFIG_PROC_FS
        obd_memory = lprocfs_alloc_stats(OBD_STATS_NUM,
                                         LPROCFS_STATS_FLAG_NONE |
                                         LPROCFS_STATS_FLAG_IRQ_SAFE);
@@ -548,6 +549,7 @@ static int __init init_obdclass(void)
        lprocfs_counter_init(obd_memory, OBD_MEMORY_PAGES_STAT,
                             LPROCFS_CNTR_AVGMINMAX,
                             "pagesused", "pages");
+#endif /* CONFIG_PROC_FS */
 
        err = obd_init_checks();
        if (err == -EOVERFLOW)
@@ -688,7 +690,10 @@ static void cleanup_obdclass(void)
        memory_max = obd_memory_max();
        pages_max = obd_pages_max();
 
+#ifdef CONFIG_PROC_FS
        lprocfs_free_stats(&obd_memory);
+#endif /* CONFIG_PROC_FS */
+
        CDEBUG((memory_leaked) ? D_ERROR : D_INFO,
               "obd_memory max: %llu, leaked: %llu\n",
               memory_max, memory_leaked);
-- 
1.7.9.5

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