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-rw-r--r--fs/jffs2/erase.c18
-rw-r--r--fs/jffs2/nodelist.c34
-rw-r--r--fs/jffs2/nodelist.h2
-rw-r--r--fs/jffs2/nodemgmt.c16
-rw-r--r--fs/jffs2/scan.c49
-rw-r--r--fs/jffs2/summary.c71
6 files changed, 68 insertions, 122 deletions
diff --git a/fs/jffs2/erase.c b/fs/jffs2/erase.c
index dad68fdffe9e..fecf5584f830 100644
--- a/fs/jffs2/erase.c
+++ b/fs/jffs2/erase.c
@@ -373,12 +373,8 @@ static void jffs2_mark_erased_block(struct jffs2_sb_info *c, struct jffs2_eraseb
goto filebad;
}
- jeb->first_node = jeb->last_node = NULL;
+ /* Everything else got zeroed before the erase */
jeb->free_size = c->sector_size;
- jeb->used_size = 0;
- jeb->dirty_size = 0;
- jeb->wasted_size = 0;
-
} else {
struct kvec vecs[1];
@@ -412,17 +408,13 @@ static void jffs2_mark_erased_block(struct jffs2_sb_info *c, struct jffs2_eraseb
goto filebad;
}
+ /* Everything else got zeroed before the erase */
+ jeb->free_size = c->sector_size;
+
marker_ref->next_in_ino = NULL;
- marker_ref->next_phys = NULL;
marker_ref->flash_offset = jeb->offset | REF_NORMAL;
- marker_ref->__totlen = c->cleanmarker_size;
-
- jeb->first_node = jeb->last_node = marker_ref;
- jeb->free_size = c->sector_size - c->cleanmarker_size;
- jeb->used_size = c->cleanmarker_size;
- jeb->dirty_size = 0;
- jeb->wasted_size = 0;
+ jffs2_link_node_ref(c, jeb, marker_ref, c->cleanmarker_size);
}
spin_lock(&c->erase_completion_lock);
diff --git a/fs/jffs2/nodelist.c b/fs/jffs2/nodelist.c
index 4973cd648ba8..1fc8aedb56fb 100644
--- a/fs/jffs2/nodelist.c
+++ b/fs/jffs2/nodelist.c
@@ -1046,3 +1046,37 @@ void jffs2_kill_fragtree(struct rb_root *root, struct jffs2_sb_info *c)
cond_resched();
}
}
+
+void jffs2_link_node_ref(struct jffs2_sb_info *c, struct jffs2_eraseblock *jeb,
+ struct jffs2_raw_node_ref *ref, uint32_t len)
+{
+ if (!jeb->first_node)
+ jeb->first_node = ref;
+ if (jeb->last_node)
+ jeb->last_node->next_phys = ref;
+ jeb->last_node = ref;
+
+ switch(ref_flags(ref)) {
+ case REF_UNCHECKED:
+ c->unchecked_size += len;
+ jeb->unchecked_size += len;
+ break;
+
+ case REF_NORMAL:
+ case REF_PRISTINE:
+ c->used_size += len;
+ jeb->used_size += len;
+ break;
+
+ case REF_OBSOLETE:
+ c->dirty_size += len;
+ jeb->used_size += len;
+ break;
+ }
+ c->free_size -= len;
+ jeb->free_size -= len;
+
+ /* Set __totlen field... for now */
+ ref->__totlen = len;
+ ref->next_phys = NULL;
+}
diff --git a/fs/jffs2/nodelist.h b/fs/jffs2/nodelist.h
index 8dda98ff5561..bac4ec35bbd0 100644
--- a/fs/jffs2/nodelist.h
+++ b/fs/jffs2/nodelist.h
@@ -348,6 +348,8 @@ void jffs2_obsolete_node_frag(struct jffs2_sb_info *c, struct jffs2_node_frag *t
int jffs2_add_full_dnode_to_inode(struct jffs2_sb_info *c, struct jffs2_inode_info *f, struct jffs2_full_dnode *fn);
void jffs2_truncate_fragtree (struct jffs2_sb_info *c, struct rb_root *list, uint32_t size);
int jffs2_add_older_frag_to_fragtree(struct jffs2_sb_info *c, struct jffs2_inode_info *f, struct jffs2_tmp_dnode_info *tn);
+void jffs2_link_node_ref(struct jffs2_sb_info *c, struct jffs2_eraseblock *jeb,
+ struct jffs2_raw_node_ref *ref, uint32_t len);
/* nodemgmt.c */
int jffs2_thread_should_wake(struct jffs2_sb_info *c);
diff --git a/fs/jffs2/nodemgmt.c b/fs/jffs2/nodemgmt.c
index 0e1f58aa606c..d6eab1b7ad53 100644
--- a/fs/jffs2/nodemgmt.c
+++ b/fs/jffs2/nodemgmt.c
@@ -403,21 +403,7 @@ int jffs2_add_physical_node_ref(struct jffs2_sb_info *c, struct jffs2_raw_node_r
#endif
spin_lock(&c->erase_completion_lock);
- if (!jeb->first_node)
- jeb->first_node = new;
- if (jeb->last_node)
- jeb->last_node->next_phys = new;
- jeb->last_node = new;
-
- jeb->free_size -= len;
- c->free_size -= len;
- if (ref_obsolete(new)) {
- jeb->dirty_size += len;
- c->dirty_size += len;
- } else {
- jeb->used_size += len;
- c->used_size += len;
- }
+ jffs2_link_node_ref(c, jeb, new, len);
if (!jeb->free_size && !jeb->dirty_size && !ISDIRTY(jeb->wasted_size)) {
/* If it lives on the dirty_list, jffs2_reserve_space will put it there */
diff --git a/fs/jffs2/scan.c b/fs/jffs2/scan.c
index 40d62d057aa4..3cbe9f029e01 100644
--- a/fs/jffs2/scan.c
+++ b/fs/jffs2/scan.c
@@ -351,17 +351,11 @@ static int jffs2_scan_xattr_node(struct jffs2_sb_info *c, struct jffs2_erasebloc
xd->data_crc = je32_to_cpu(rx->data_crc);
xd->node = raw;
- raw->__totlen = totlen;
raw->flash_offset = ofs | REF_PRISTINE;
- raw->next_phys = NULL;
raw->next_in_ino = (void *)xd;
- if (!jeb->first_node)
- jeb->first_node = raw;
- if (jeb->last_node)
- jeb->last_node->next_phys = raw;
- jeb->last_node = raw;
- USED_SPACE(PAD(je32_to_cpu(rx->totlen)));
+ jffs2_link_node_ref(c, jeb, raw, totlen);
+
if (jffs2_sum_active())
jffs2_sum_add_xattr_mem(s, rx, ofs - jeb->offset);
dbg_xattr("scaning xdatum at %#08x (xid=%u, version=%u)\n",
@@ -418,17 +412,11 @@ static int jffs2_scan_xref_node(struct jffs2_sb_info *c, struct jffs2_eraseblock
ref->next = c->xref_temp;
c->xref_temp = ref;
- raw->__totlen = PAD(je32_to_cpu(rr->totlen));
raw->flash_offset = ofs | REF_PRISTINE;
- raw->next_phys = NULL;
raw->next_in_ino = (void *)ref;
- if (!jeb->first_node)
- jeb->first_node = raw;
- if (jeb->last_node)
- jeb->last_node->next_phys = raw;
- jeb->last_node = raw;
- USED_SPACE(PAD(je32_to_cpu(rr->totlen)));
+ jffs2_link_node_ref(c, jeb, raw, PAD(je32_to_cpu(rr->totlen)));
+
if (jffs2_sum_active())
jffs2_sum_add_xref_mem(s, rr, ofs - jeb->offset);
dbg_xattr("scan xref at %#08x (xid=%u, ino=%u)\n",
@@ -827,12 +815,10 @@ scan_more:
return -ENOMEM;
}
marker_ref->next_in_ino = NULL;
- marker_ref->next_phys = NULL;
marker_ref->flash_offset = ofs | REF_NORMAL;
- marker_ref->__totlen = c->cleanmarker_size;
- jeb->first_node = jeb->last_node = marker_ref;
- USED_SPACE(PAD(c->cleanmarker_size));
+ jffs2_link_node_ref(c, jeb, marker_ref, c->cleanmarker_size);
+
ofs += PAD(c->cleanmarker_size);
}
break;
@@ -971,16 +957,11 @@ static int jffs2_scan_inode_node(struct jffs2_sb_info *c, struct jffs2_erasebloc
/* Wheee. It worked */
raw->flash_offset = ofs | REF_UNCHECKED;
- raw->__totlen = PAD(je32_to_cpu(ri->totlen));
- raw->next_phys = NULL;
- raw->next_in_ino = ic->nodes;
+ raw->next_in_ino = ic->nodes;
ic->nodes = raw;
- if (!jeb->first_node)
- jeb->first_node = raw;
- if (jeb->last_node)
- jeb->last_node->next_phys = raw;
- jeb->last_node = raw;
+
+ jffs2_link_node_ref(c, jeb, raw, PAD(je32_to_cpu(ri->totlen)));
D1(printk(KERN_DEBUG "Node is ino #%u, version %d. Range 0x%x-0x%x\n",
je32_to_cpu(ri->ino), je32_to_cpu(ri->version),
@@ -989,8 +970,6 @@ static int jffs2_scan_inode_node(struct jffs2_sb_info *c, struct jffs2_erasebloc
pseudo_random += je32_to_cpu(ri->version);
- UNCHECKED_SPACE(PAD(je32_to_cpu(ri->totlen)));
-
if (jffs2_sum_active()) {
jffs2_sum_add_inode_mem(s, ri, ofs - jeb->offset);
}
@@ -1053,16 +1032,11 @@ static int jffs2_scan_dirent_node(struct jffs2_sb_info *c, struct jffs2_eraseblo
return -ENOMEM;
}
- raw->__totlen = PAD(je32_to_cpu(rd->totlen));
raw->flash_offset = ofs | REF_PRISTINE;
- raw->next_phys = NULL;
raw->next_in_ino = ic->nodes;
ic->nodes = raw;
- if (!jeb->first_node)
- jeb->first_node = raw;
- if (jeb->last_node)
- jeb->last_node->next_phys = raw;
- jeb->last_node = raw;
+
+ jffs2_link_node_ref(c, jeb, raw, PAD(je32_to_cpu(rd->totlen)));
fd->raw = raw;
fd->next = NULL;
@@ -1070,7 +1044,6 @@ static int jffs2_scan_dirent_node(struct jffs2_sb_info *c, struct jffs2_eraseblo
fd->ino = je32_to_cpu(rd->ino);
fd->nhash = full_name_hash(fd->name, rd->nsize);
fd->type = rd->type;
- USED_SPACE(PAD(je32_to_cpu(rd->totlen)));
jffs2_add_fd_to_list(c, fd, &ic->scan_dents);
if (jffs2_sum_active()) {
diff --git a/fs/jffs2/summary.c b/fs/jffs2/summary.c
index 5dbe87b67ab6..912189762323 100644
--- a/fs/jffs2/summary.c
+++ b/fs/jffs2/summary.c
@@ -410,19 +410,13 @@ static int jffs2_sum_process_sum_data(struct jffs2_sb_info *c, struct jffs2_eras
}
raw->flash_offset = (jeb->offset + je32_to_cpu(spi->offset)) | REF_UNCHECKED;
- raw->__totlen = PAD(je32_to_cpu(spi->totlen));
- raw->next_phys = NULL;
- raw->next_in_ino = ic->nodes;
+ raw->next_in_ino = ic->nodes;
ic->nodes = raw;
- if (!jeb->first_node)
- jeb->first_node = raw;
- if (jeb->last_node)
- jeb->last_node->next_phys = raw;
- jeb->last_node = raw;
- *pseudo_random += je32_to_cpu(spi->version);
- UNCHECKED_SPACE(PAD(je32_to_cpu(spi->totlen)));
+ jffs2_link_node_ref(c, jeb, raw, PAD(je32_to_cpu(spi->totlen)));
+
+ *pseudo_random += je32_to_cpu(spi->version);
sp += JFFS2_SUMMARY_INODE_SIZE;
@@ -457,16 +451,11 @@ static int jffs2_sum_process_sum_data(struct jffs2_sb_info *c, struct jffs2_eras
return -ENOMEM;
}
- raw->__totlen = PAD(je32_to_cpu(spd->totlen));
raw->flash_offset = (jeb->offset + je32_to_cpu(spd->offset)) | REF_PRISTINE;
- raw->next_phys = NULL;
raw->next_in_ino = ic->nodes;
ic->nodes = raw;
- if (!jeb->first_node)
- jeb->first_node = raw;
- if (jeb->last_node)
- jeb->last_node->next_phys = raw;
- jeb->last_node = raw;
+
+ jffs2_link_node_ref(c, jeb, raw, PAD(je32_to_cpu(spd->totlen)));
fd->raw = raw;
fd->next = NULL;
@@ -474,7 +463,7 @@ static int jffs2_sum_process_sum_data(struct jffs2_sb_info *c, struct jffs2_eras
fd->ino = je32_to_cpu(spd->ino);
fd->nhash = full_name_hash(fd->name, spd->nsize);
fd->type = spd->type;
- USED_SPACE(PAD(je32_to_cpu(spd->totlen)));
+
jffs2_add_fd_to_list(c, fd, &ic->scan_dents);
*pseudo_random += je32_to_cpu(spd->version);
@@ -516,17 +505,11 @@ static int jffs2_sum_process_sum_data(struct jffs2_sb_info *c, struct jffs2_eras
xd->node = raw;
raw->flash_offset = ofs | REF_UNCHECKED;
- raw->__totlen = PAD(je32_to_cpu(spx->totlen));
- raw->next_phys = NULL;
raw->next_in_ino = (void *)xd;
- if (!jeb->first_node)
- jeb->first_node = raw;
- if (jeb->last_node)
- jeb->last_node->next_phys = raw;
- jeb->last_node = raw;
+
+ jffs2_link_node_ref(c, jeb, raw, PAD(je32_to_cpu(spx->totlen)));
*pseudo_random += je32_to_cpu(spx->xid);
- UNCHECKED_SPACE(je32_to_cpu(spx->totlen));
sp += JFFS2_SUMMARY_XATTR_SIZE;
break;
@@ -559,17 +542,11 @@ static int jffs2_sum_process_sum_data(struct jffs2_sb_info *c, struct jffs2_eras
ref->next = c->xref_temp;
c->xref_temp = ref;
- raw->__totlen = PAD(sizeof(struct jffs2_raw_xref));
raw->flash_offset = ofs | REF_UNCHECKED;
- raw->next_phys = NULL;
raw->next_in_ino = (void *)ref;
- if (!jeb->first_node)
- jeb->first_node = raw;
- if (jeb->last_node)
- jeb->last_node->next_phys = raw;
- jeb->last_node = raw;
- UNCHECKED_SPACE(PAD(sizeof(struct jffs2_raw_xref)));
+ jffs2_link_node_ref(c, jeb, raw, PAD(sizeof(struct jffs2_raw_xref)));
+
*pseudo_random += ofs;
sp += JFFS2_SUMMARY_XREF_SIZE;
@@ -653,13 +630,10 @@ int jffs2_sum_scan_sumnode(struct jffs2_sb_info *c, struct jffs2_eraseblock *jeb
return -ENOMEM;
}
- marker_ref->next_in_ino = NULL;
- marker_ref->next_phys = NULL;
marker_ref->flash_offset = jeb->offset | REF_NORMAL;
- marker_ref->__totlen = je32_to_cpu(summary->cln_mkr);
- jeb->first_node = jeb->last_node = marker_ref;
+ marker_ref->next_in_ino = NULL;
- USED_SPACE( PAD(je32_to_cpu(summary->cln_mkr)) );
+ jffs2_link_node_ref(c, jeb, marker_ref, je32_to_cpu(summary->cln_mkr));
}
}
@@ -682,15 +656,8 @@ int jffs2_sum_scan_sumnode(struct jffs2_sb_info *c, struct jffs2_eraseblock *jeb
cache_ref->next_in_ino = NULL;
cache_ref->next_phys = NULL;
cache_ref->flash_offset = ofs | REF_NORMAL;
- cache_ref->__totlen = sumsize;
-
- if (!jeb->first_node)
- jeb->first_node = cache_ref;
- if (jeb->last_node)
- jeb->last_node->next_phys = cache_ref;
- jeb->last_node = cache_ref;
- USED_SPACE(sumsize);
+ jffs2_link_node_ref(c, jeb, cache_ref, sumsize);
jeb->wasted_size += jeb->free_size;
c->wasted_size += jeb->free_size;
@@ -888,17 +855,9 @@ int jffs2_sum_write_sumnode(struct jffs2_sb_info *c)
}
summary_ref->next_in_ino = NULL;
- summary_ref->next_phys = NULL;
summary_ref->flash_offset = (jeb->offset + c->sector_size - jeb->free_size) | REF_NORMAL;
- summary_ref->__totlen = infosize;
-
- if (!jeb->first_node)
- jeb->first_node = summary_ref;
- if (jeb->last_node)
- jeb->last_node->next_phys = summary_ref;
- jeb->last_node = summary_ref;
- USED_SPACE(infosize);
+ jffs2_link_node_ref(c, jeb, summary_ref, infosize);
return 0;
}
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