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LU-6027 mdt: Allow user EAs with empty values
[fs/lustre-release.git] / lustre / lfsck / lfsck_bookmark.c
index 82ee512..89cbeaa 100644 (file)
@@ -20,7 +20,7 @@
  * GPL HEADER END
  */
 /*
- * Copyright (c) 2012, 2013, Intel Corporation.
+ * Copyright (c) 2013, 2014, Intel Corporation.
  */
 /*
  * lustre/lfsck/lfsck_bookmark.c
@@ -49,16 +49,20 @@ static void lfsck_bookmark_le_to_cpu(struct lfsck_bookmark *des,
        des->lb_param = le16_to_cpu(src->lb_param);
        des->lb_speed_limit = le32_to_cpu(src->lb_speed_limit);
        des->lb_async_windows = le16_to_cpu(src->lb_async_windows);
+       fid_le_to_cpu(&des->lb_lpf_fid, &src->lb_lpf_fid);
+       fid_le_to_cpu(&des->lb_last_fid, &src->lb_last_fid);
 }
 
-static void lfsck_bookmark_cpu_to_le(struct lfsck_bookmark *des,
-                                    struct lfsck_bookmark *src)
+void lfsck_bookmark_cpu_to_le(struct lfsck_bookmark *des,
+                             struct lfsck_bookmark *src)
 {
        des->lb_magic = cpu_to_le32(src->lb_magic);
        des->lb_version = cpu_to_le16(src->lb_version);
        des->lb_param = cpu_to_le16(src->lb_param);
        des->lb_speed_limit = cpu_to_le32(src->lb_speed_limit);
        des->lb_async_windows = cpu_to_le16(src->lb_async_windows);
+       fid_cpu_to_le(&des->lb_lpf_fid, &src->lb_lpf_fid);
+       fid_cpu_to_le(&des->lb_last_fid, &src->lb_last_fid);
 }
 
 static int lfsck_bookmark_load(const struct lu_env *env,
@@ -76,9 +80,9 @@ static int lfsck_bookmark_load(const struct lu_env *env,
 
                lfsck_bookmark_le_to_cpu(bm, &lfsck->li_bookmark_disk);
                if (bm->lb_magic != LFSCK_BOOKMARK_MAGIC) {
-                       CWARN("%s: invalid lfsck_bookmark magic %#x != %#x\n",
-                             lfsck_lfsck2name(lfsck), bm->lb_magic,
-                             LFSCK_BOOKMARK_MAGIC);
+                       CDEBUG(D_LFSCK, "%s: invalid lfsck_bookmark magic "
+                             "%#x != %#x\n", lfsck_lfsck2name(lfsck),
+                             bm->lb_magic, LFSCK_BOOKMARK_MAGIC);
                        /* Process it as new lfsck_bookmark. */
                        rc = -ENODATA;
                }
@@ -87,8 +91,8 @@ static int lfsck_bookmark_load(const struct lu_env *env,
                        /* return -ENODATA for empty lfsck_bookmark. */
                        rc = -ENODATA;
                else
-                       CERROR("%s: fail to load lfsck_bookmark: "
-                              "expected = %d, rc = %d\n",
+                       CDEBUG(D_LFSCK, "%s: fail to load lfsck_bookmark, "
+                              "expected = %d: rc = %d\n",
                               lfsck_lfsck2name(lfsck), len, rc);
        }
        return rc;
@@ -106,38 +110,33 @@ int lfsck_bookmark_store(const struct lu_env *env, struct lfsck_instance *lfsck)
        lfsck_bookmark_cpu_to_le(&lfsck->li_bookmark_disk,
                                 &lfsck->li_bookmark_ram);
        handle = dt_trans_create(env, lfsck->li_bottom);
-       if (IS_ERR(handle)) {
-               rc = PTR_ERR(handle);
-               CERROR("%s: fail to create trans for storing lfsck_bookmark: "
-                      "rc = %d\n", lfsck_lfsck2name(lfsck), rc);
-               RETURN(rc);
-       }
+       if (IS_ERR(handle))
+               GOTO(log, rc = PTR_ERR(handle));
 
-       rc = dt_declare_record_write(env, obj, len, 0, handle);
-       if (rc != 0) {
-               CERROR("%s: fail to declare trans for storing lfsck_bookmark: "
-                      "rc = %d\n", lfsck_lfsck2name(lfsck), rc);
+       rc = dt_declare_record_write(env, obj,
+                                    lfsck_buf_get(env,
+                                    &lfsck->li_bookmark_disk, len),
+                                    0, handle);
+       if (rc != 0)
                GOTO(out, rc);
-       }
 
        rc = dt_trans_start_local(env, lfsck->li_bottom, handle);
-       if (rc != 0) {
-               CERROR("%s: fail to start trans for storing lfsck_bookmark: "
-                      "rc = %d\n", lfsck_lfsck2name(lfsck), rc);
+       if (rc != 0)
                GOTO(out, rc);
-       }
 
        rc = dt_record_write(env, obj,
                             lfsck_buf_get(env, &lfsck->li_bookmark_disk, len),
                             &pos, handle);
-       if (rc != 0)
-               CERROR("%s: fail to store lfsck_bookmark: expected = %d, "
-                      "rc = %d\n", lfsck_lfsck2name(lfsck), len, rc);
 
        GOTO(out, rc);
 
 out:
        dt_trans_stop(env, lfsck->li_bottom, handle);
+
+log:
+       if (rc != 0)
+               CDEBUG(D_LFSCK, "%s: fail to store lfsck_bookmark: rc = %d\n",
+                      lfsck_lfsck2name(lfsck), rc);
        return rc;
 }
 
@@ -189,3 +188,146 @@ int lfsck_bookmark_setup(const struct lu_env *env,
 
        RETURN(rc);
 }
+
+int lfsck_set_param(const struct lu_env *env, struct lfsck_instance *lfsck,
+                   struct lfsck_start *start, bool reset)
+{
+       struct lfsck_bookmark   *bk     = &lfsck->li_bookmark_ram;
+       int                      rc     = 0;
+       bool                     dirty  = false;
+
+       if (start == NULL) {
+               LASSERT(reset);
+
+               if (bk->lb_param & LPF_ALL_TGT) {
+                       bk->lb_param &= ~LPF_ALL_TGT;
+                       dirty = true;
+               }
+
+               if (bk->lb_param & LPF_CREATE_OSTOBJ) {
+                       bk->lb_param &= ~LPF_CREATE_OSTOBJ;
+                       dirty = true;
+               }
+
+               if (bk->lb_param & LPF_CREATE_MDTOBJ) {
+                       bk->lb_param &= ~LPF_CREATE_MDTOBJ;
+                       dirty = true;
+               }
+
+               if (bk->lb_param & LPF_FAILOUT) {
+                       bk->lb_param &= ~LPF_FAILOUT;
+                       dirty = true;
+               }
+
+               if (bk->lb_param & LPF_DRYRUN) {
+                       bk->lb_param &= ~LPF_DRYRUN;
+                       dirty = true;
+               }
+
+               if (bk->lb_param & LPF_OST_ORPHAN) {
+                       bk->lb_param &= ~LPF_OST_ORPHAN;
+                       dirty = true;
+               }
+
+               if (__lfsck_set_speed(lfsck, LFSCK_SPEED_NO_LIMIT))
+                       dirty = true;
+
+               if (bk->lb_async_windows != LFSCK_ASYNC_WIN_DEFAULT) {
+                       bk->lb_async_windows = LFSCK_ASYNC_WIN_DEFAULT;
+                       dirty = true;
+               }
+       } else {
+               if ((bk->lb_param & LPF_ALL_TGT) &&
+                   !(start->ls_flags & LPF_ALL_TGT)) {
+                       bk->lb_param &= ~LPF_ALL_TGT;
+                       dirty = true;
+               } else if (!(bk->lb_param & LPF_ALL_TGT) &&
+                          (start->ls_flags & LPF_ALL_TGT)) {
+                       bk->lb_param |= LPF_ALL_TGT;
+                       dirty = true;
+               }
+
+               if ((start->ls_valid & LSV_CREATE_OSTOBJ) || reset) {
+                       if ((bk->lb_param & LPF_CREATE_OSTOBJ) &&
+                           !(start->ls_valid & LSV_CREATE_OSTOBJ)) {
+                               bk->lb_param &= ~LPF_CREATE_OSTOBJ;
+                               dirty = true;
+                       } else if (!(bk->lb_param & LPF_CREATE_OSTOBJ) &&
+                                  (start->ls_flags & LPF_CREATE_OSTOBJ)) {
+                               bk->lb_param |= LPF_CREATE_OSTOBJ;
+                               dirty = true;
+                       }
+               }
+
+               if ((start->ls_valid & LSV_CREATE_MDTOBJ) || reset) {
+                       if ((bk->lb_param & LPF_CREATE_MDTOBJ) &&
+                           !(start->ls_valid & LSV_CREATE_MDTOBJ)) {
+                               bk->lb_param &= ~LPF_CREATE_MDTOBJ;
+                               dirty = true;
+                       } else if (!(bk->lb_param & LPF_CREATE_MDTOBJ) &&
+                                  (start->ls_flags & LPF_CREATE_MDTOBJ)) {
+                               bk->lb_param |= LPF_CREATE_MDTOBJ;
+                               dirty = true;
+                       }
+               }
+
+               if ((start->ls_valid & LSV_ERROR_HANDLE) || reset) {
+                       if ((bk->lb_param & LPF_FAILOUT) &&
+                           !(start->ls_valid & LSV_ERROR_HANDLE)) {
+                               bk->lb_param &= ~LPF_FAILOUT;
+                               dirty = true;
+                       } else if (!(start->ls_flags & LPF_FAILOUT) &&
+                                  (bk->lb_param & LPF_FAILOUT)) {
+                               bk->lb_param &= ~LPF_FAILOUT;
+                               dirty = true;
+                       }
+               }
+
+               if ((start->ls_valid & LSV_DRYRUN) || reset) {
+                       if ((bk->lb_param & LPF_DRYRUN) &&
+                          !(start->ls_valid & LSV_DRYRUN)) {
+                               bk->lb_param &= ~LPF_DRYRUN;
+                               dirty = true;
+                       } else if (!(start->ls_flags & LPF_DRYRUN) &&
+                                  (bk->lb_param & LPF_DRYRUN)) {
+                               bk->lb_param &= ~LPF_DRYRUN;
+                               lfsck->li_drop_dryrun = 1;
+                               dirty = true;
+                       }
+               }
+
+               if ((bk->lb_param & LPF_OST_ORPHAN) &&
+                   !(start->ls_flags & LPF_OST_ORPHAN)) {
+                       bk->lb_param &= ~LPF_OST_ORPHAN;
+                       dirty = true;
+               } else if (!(bk->lb_param & LPF_OST_ORPHAN) &&
+                          (start->ls_flags & LPF_OST_ORPHAN)) {
+                       bk->lb_param |= LPF_OST_ORPHAN;
+                       dirty = true;
+               }
+
+               if (start->ls_valid & LSV_SPEED_LIMIT) {
+                       if (__lfsck_set_speed(lfsck, start->ls_speed_limit))
+                               dirty = true;
+               } else if (reset) {
+                       if (__lfsck_set_speed(lfsck, LFSCK_SPEED_NO_LIMIT))
+                               dirty = true;
+               }
+
+               if (start->ls_valid & LSV_ASYNC_WINDOWS) {
+                       if (bk->lb_async_windows != start->ls_async_windows) {
+                               bk->lb_async_windows = start->ls_async_windows;
+                               dirty = true;
+                       }
+               } else if (reset &&
+                          bk->lb_async_windows != LFSCK_ASYNC_WIN_DEFAULT) {
+                       bk->lb_async_windows = LFSCK_ASYNC_WIN_DEFAULT;
+                       dirty = true;
+               }
+       }
+
+       if (dirty)
+               rc = lfsck_bookmark_store(env, lfsck);
+
+       return rc;
+}