LU-1267 lfsck: framework (3) for MDT-OST consistency

[fs/lustre-release.git] / lustre / mdd / mdd_lproc.c

diff --git a/lustre/mdd/mdd_lproc.c b/lustre/mdd/mdd_lproc.c
index bd23302..2573e33 100644 (file)
--- a/lustre/mdd/mdd_lproc.c
+++ b/lustre/mdd/mdd_lproc.c
@@ -294,6 +294,35 @@ static int lprocfs_wr_lfsck_speed_limit(struct file *file, const char *buffer,
        return rc != 0 ? rc : count;
 }
 
+static int lprocfs_rd_lfsck_async_windows(char *page, char **start, off_t off,
+                                         int count, int *eof, void *data)
+{
+       struct mdd_device *mdd = data;
+       int                rc;
+
+       LASSERT(mdd != NULL);
+       *eof = 1;
+
+       rc = lfsck_get_windows(mdd->mdd_bottom, page, count);
+
+       return rc != 0 ? rc : count;
+}
+
+static int lprocfs_wr_lfsck_async_windows(struct file *file, const char *buffer,
+                                         unsigned long count, void *data)
+{
+       struct mdd_device *mdd = data;
+       __u32              val;
+       int                rc;
+
+       LASSERT(mdd != NULL);
+       rc = lprocfs_write_helper(buffer, count, &val);
+       if (rc == 0)
+               rc = lfsck_set_windows(mdd->mdd_bottom, val);
+
+       return rc != 0 ? rc : count;
+}
+
 static int lprocfs_rd_lfsck_namespace(char *page, char **start, off_t off,
                                      int count, int *eof, void *data)
 {
@@ -315,6 +344,8 @@ static struct lprocfs_vars lprocfs_mdd_obd_vars[] = {
         { "sync_permission", lprocfs_rd_sync_perm, lprocfs_wr_sync_perm, 0 },
        { "lfsck_speed_limit", lprocfs_rd_lfsck_speed_limit,
                               lprocfs_wr_lfsck_speed_limit, 0 },
+       { "lfsck_async_windows", lprocfs_rd_lfsck_async_windows,
+                                lprocfs_wr_lfsck_async_windows, 0 },
        { "lfsck_namespace", lprocfs_rd_lfsck_namespace, 0, 0 },
        { 0 }
 };