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[JFFS2] Debug code clean up - step 5

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Replace the D1(printk()) style debugging with the new debug macros

Signed-off-by: Artem B. Bityutskiy <dedekind@infradead.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Artem B. Bityutskiy 2005-07-28 15:46:43 +01:00 committed by Thomas Gleixner
parent f97117d153
commit e0d601373b
2 changed files with 117 additions and 143 deletions
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126
fs/jffs2/nodelist.c
View File

@ -7,7 +7,7 @@
*
* For licensing information, see the file 'LICENCE' in this directory.
*
* $Id: nodelist.c,v 1.101 2005/07/27 14:46:11 dedekind Exp $
* $Id: nodelist.c,v 1.102 2005/07/28 12:45:10 dedekind Exp $
*
*/
@ -24,35 +24,31 @@
void jffs2_add_fd_to_list(struct jffs2_sb_info *c, struct jffs2_full_dirent *new, struct jffs2_full_dirent **list)
{
struct jffs2_full_dirent **prev = list;
D1(printk(KERN_DEBUG "jffs2_add_fd_to_list( %p, %p (->%p))\n", new, list, *list));
JFFS2_DBG_DENTLIST("add dirent \"%s\", ino #%u\n", new->name, new->ino);
while ((*prev) && (*prev)->nhash <= new->nhash) {
if ((*prev)->nhash == new->nhash && !strcmp((*prev)->name, new->name)) {
/* Duplicate. Free one */
if (new->version < (*prev)->version) {
D1(printk(KERN_DEBUG "Eep! Marking new dirent node obsolete\n"));
D1(printk(KERN_DEBUG "New dirent is \"%s\"->ino #%u. Old is \"%s\"->ino #%u\n", new->name, new->ino, (*prev)->name, (*prev)->ino));
JFFS2_DBG_DENTLIST("Eep! Marking new dirent node is obsolete, old is \"%s\", ino #%u\n",
(*prev)->name, (*prev)->ino);
jffs2_mark_node_obsolete(c, new->raw);
jffs2_free_full_dirent(new);
} else {
D1(printk(KERN_DEBUG "Marking old dirent node (ino #%u) obsolete\n", (*prev)->ino));
JFFS2_DBG_DENTLIST("marking old dirent \"%s\", ino #%u bsolete\n",
(*prev)->name, (*prev)->ino);
new->next = (*prev)->next;
jffs2_mark_node_obsolete(c, ((*prev)->raw));
jffs2_free_full_dirent(*prev);
*prev = new;
}
goto out;
return;
}
prev = &((*prev)->next);
}
new->next = *prev;
*prev = new;
out:
D2(while(*list) {
printk(KERN_DEBUG "Dirent \"%s\" (hash 0x%08x, ino #%u\n", (*list)->name, (*list)->nhash, (*list)->ino);
list = &(*list)->next;
});
}
void jffs2_obsolete_node_frag(struct jffs2_sb_info *c, struct jffs2_node_frag *this)
@ -61,14 +57,13 @@ void jffs2_obsolete_node_frag(struct jffs2_sb_info *c, struct jffs2_node_frag *t
this->node->frags--;
if (!this->node->frags) {
/* The node has no valid frags left. It's totally obsoleted */
D2(printk(KERN_DEBUG "Marking old node @0x%08x (0x%04x-0x%04x) obsolete\n",
ref_offset(this->node->raw), this->node->ofs, this->node->ofs+this->node->size));
JFFS2_DBG_FRAGTREE2("marking old node @0x%08x (0x%04x-0x%04x) obsolete\n",
ref_offset(this->node->raw), this->node->ofs, this->node->ofs+this->node->size);
jffs2_mark_node_obsolete(c, this->node->raw);
jffs2_free_full_dnode(this->node);
} else {
D2(printk(KERN_DEBUG "Marking old node @0x%08x (0x%04x-0x%04x) REF_NORMAL. frags is %d\n",
ref_offset(this->node->raw), this->node->ofs, this->node->ofs+this->node->size,
this->node->frags));
JFFS2_DBG_FRAGTREE2("marking old node @0x%08x (0x%04x-0x%04x) REF_NORMAL. frags is %d\n",
ref_offset(this->node->raw), this->node->ofs, this->node->ofs+this->node->size, this->node->frags);
mark_ref_normal(this->node->raw);
}
@ -81,20 +76,19 @@ static void jffs2_fragtree_insert(struct jffs2_node_frag *newfrag, struct jffs2_
struct rb_node *parent = &base->rb;
struct rb_node **link = &parent;
D2(printk(KERN_DEBUG "jffs2_fragtree_insert(%p; %d-%d, %p)\n", newfrag,
newfrag->ofs, newfrag->ofs+newfrag->size, base));
JFFS2_DBG_FRAGTREE2("insert frag (0x%04x-0x%04x)\n", newfrag->ofs, newfrag->ofs + newfrag->size);
while (*link) {
parent = *link;
base = rb_entry(parent, struct jffs2_node_frag, rb);
D2(printk(KERN_DEBUG "fragtree_insert considering frag at 0x%x\n", base->ofs));
JFFS2_DBG_FRAGTREE2("considering frag at 0x%08x\n", base->ofs);
if (newfrag->ofs > base->ofs)
link = &base->rb.rb_right;
else if (newfrag->ofs < base->ofs)
link = &base->rb.rb_left;
else {
printk(KERN_CRIT "Duplicate frag at %08x (%p,%p)\n", newfrag->ofs, newfrag, base);
JFFS2_ERROR("duplicate frag at %08x (%p,%p)\n", newfrag->ofs, newfrag, base);
BUG();
}
}
@ -112,11 +106,11 @@ static int jffs2_add_frag_to_fragtree(struct jffs2_sb_info *c, struct rb_root *l
this = jffs2_lookup_node_frag(list, newfrag->node->ofs);
if (this) {
D2(printk(KERN_DEBUG "j_a_f_d_t_f: Lookup gave frag 0x%04x-0x%04x; phys 0x%08x (*%p)\n",
this->ofs, this->ofs+this->size, this->node?(ref_offset(this->node->raw)):0xffffffff, this));
JFFS2_DBG_FRAGTREE2("lookup gave frag 0x%04x-0x%04x; phys 0x%08x (*%p)\n",
this->ofs, this->ofs+this->size, this->node?(ref_offset(this->node->raw)):0xffffffff, this);
lastend = this->ofs + this->size;
} else {
D2(printk(KERN_DEBUG "j_a_f_d_t_f: Lookup gave no frag\n"));
JFFS2_DBG_FRAGTREE2("lookup gave no frag\n");
lastend = 0;
}
@ -148,10 +142,10 @@ static int jffs2_add_frag_to_fragtree(struct jffs2_sb_info *c, struct rb_root *l
/* By definition, the 'this' node has no right-hand child,
because there are no frags with offset greater than it.
So that's where we want to put the hole */
D2(printk(KERN_DEBUG "Adding hole frag (%p) on right of node at (%p)\n", holefrag, this));
JFFS2_DBG_FRAGTREE2("adding hole frag (%p) on right of node at (%p)\n", holefrag, this);
rb_link_node(&holefrag->rb, &this->rb, &this->rb.rb_right);
} else {
D2(printk(KERN_DEBUG "Adding hole frag (%p) at root of tree\n", holefrag));
JFFS2_DBG_FRAGTREE2("adding hole frag (%p) at root of tree\n", holefrag);
rb_link_node(&holefrag->rb, NULL, &list->rb_node);
}
rb_insert_color(&holefrag->rb, list);
@ -161,18 +155,18 @@ static int jffs2_add_frag_to_fragtree(struct jffs2_sb_info *c, struct rb_root *l
/* By definition, the 'this' node has no right-hand child,
because there are no frags with offset greater than it.
So that's where we want to put new fragment */
D2(printk(KERN_DEBUG "Adding new frag (%p) on right of node at (%p)\n", newfrag, this));
JFFS2_DBG_FRAGTREE2("adding new frag (%p) on right of node at (%p)\n", newfrag, this);
rb_link_node(&newfrag->rb, &this->rb, &this->rb.rb_right);
} else {
D2(printk(KERN_DEBUG "Adding new frag (%p) at root of tree\n", newfrag));
JFFS2_DBG_FRAGTREE2("adding new frag (%p) at root of tree\n", newfrag);
rb_link_node(&newfrag->rb, NULL, &list->rb_node);
}
rb_insert_color(&newfrag->rb, list);
return 0;
}
D2(printk(KERN_DEBUG "j_a_f_d_t_f: dealing with frag 0x%04x-0x%04x; phys 0x%08x (*%p)\n",
this->ofs, this->ofs+this->size, this->node?(ref_offset(this->node->raw)):0xffffffff, this));
JFFS2_DBG_FRAGTREE2("dealing with frag 0x%04x-0x%04x; phys 0x%08x (*%p)\n",
this->ofs, this->ofs+this->size, this->node?(ref_offset(this->node->raw)):0xffffffff, this);
/* OK. 'this' is pointing at the first frag that newfrag->ofs at least partially obsoletes,
* - i.e. newfrag->ofs < this->ofs+this->size && newfrag->ofs >= this->ofs
@ -193,12 +187,12 @@ static int jffs2_add_frag_to_fragtree(struct jffs2_sb_info *c, struct rb_root *l
jffs2_free_node_frag(newfrag);
return -ENOMEM;
}
D2(printk(KERN_DEBUG "split old frag 0x%04x-0x%04x -->", this->ofs, this->ofs+this->size);
if (this->node)
printk("phys 0x%08x\n", ref_offset(this->node->raw));
JFFS2_DBG_FRAGTREE2("split old frag 0x%04x-0x%04x, phys 0x%08x\n",
this->ofs, this->ofs+this->size, ref_offset(this->node->raw));
else
printk("hole\n");
)
JFFS2_DBG_FRAGTREE2("split old hole frag 0x%04x-0x%04x\n",
this->ofs, this->ofs+this->size, ref_offset(this->node->raw));
/* New second frag pointing to this's node */
newfrag2->ofs = newfrag->ofs + newfrag->size;
@ -233,14 +227,13 @@ static int jffs2_add_frag_to_fragtree(struct jffs2_sb_info *c, struct rb_root *l
} else {
/* New frag starts at the same point as 'this' used to. Replace
it in the tree without doing a delete and insertion */
D2(printk(KERN_DEBUG "Inserting newfrag (*%p),%d-%d in before 'this' (*%p),%d-%d\n",
newfrag, newfrag->ofs, newfrag->ofs+newfrag->size,
this, this->ofs, this->ofs+this->size));
JFFS2_DBG_FRAGTREE2("inserting newfrag (*%p),%d-%d in before 'this' (*%p),%d-%d\n",
newfrag, newfrag->ofs, newfrag->ofs+newfrag->size, this, this->ofs, this->ofs+this->size);
rb_replace_node(&this->rb, &newfrag->rb, list);
if (newfrag->ofs + newfrag->size >= this->ofs+this->size) {
D2(printk(KERN_DEBUG "Obsoleting node frag %p (%x-%x)\n", this, this->ofs, this->ofs+this->size));
JFFS2_DBG_FRAGTREE2("obsoleting node frag %p (%x-%x)\n", this, this->ofs, this->ofs+this->size);
jffs2_obsolete_node_frag(c, this);
} else {
this->ofs += newfrag->size;
@ -256,7 +249,8 @@ static int jffs2_add_frag_to_fragtree(struct jffs2_sb_info *c, struct rb_root *l
*/
while ((this = frag_next(newfrag)) && newfrag->ofs + newfrag->size >= this->ofs + this->size) {
/* 'this' frag is obsoleted completely. */
D2(printk(KERN_DEBUG "Obsoleting node frag %p (%x-%x) and removing from tree\n", this, this->ofs, this->ofs+this->size));
JFFS2_DBG_FRAGTREE2("obsoleting node frag %p (%x-%x) and removing from tree\n",
this, this->ofs, this->ofs+this->size);
rb_erase(&this->rb, list);
jffs2_obsolete_node_frag(c, this);
}
@ -286,8 +280,6 @@ int jffs2_add_full_dnode_to_inode(struct jffs2_sb_info *c, struct jffs2_inode_in
int ret;
struct jffs2_node_frag *newfrag;
D1(printk(KERN_DEBUG "jffs2_add_full_dnode_to_inode(ino #%u, f %p, fn %p)\n", f->inocache->ino, f, fn));
if (unlikely(!fn->size))
return 0;
@ -295,8 +287,8 @@ int jffs2_add_full_dnode_to_inode(struct jffs2_sb_info *c, struct jffs2_inode_in
if (unlikely(!newfrag))
return -ENOMEM;
D2(printk(KERN_DEBUG "adding node %04x-%04x @0x%08x on flash, newfrag *%p\n",
fn->ofs, fn->ofs+fn->size, ref_offset(fn->raw), newfrag));
JFFS2_DBG_FRAGTREE("adding node %#04x-%#04x @0x%08x on flash, newfrag *%p\n",
fn->ofs, fn->ofs+fn->size, ref_offset(fn->raw), newfrag);
newfrag->ofs = fn->ofs;
newfrag->size = fn->size;
@ -350,8 +342,6 @@ struct jffs2_inode_cache *jffs2_get_ino_cache(struct jffs2_sb_info *c, uint32_t
{
struct jffs2_inode_cache *ret;
D2(printk(KERN_DEBUG "jffs2_get_ino_cache(): ino %u\n", ino));
ret = c->inocache_list[ino % INOCACHE_HASHSIZE];
while (ret && ret->ino < ino) {
ret = ret->next;
@ -360,7 +350,6 @@ struct jffs2_inode_cache *jffs2_get_ino_cache(struct jffs2_sb_info *c, uint32_t
if (ret && ret->ino != ino)
ret = NULL;
D2(printk(KERN_DEBUG "jffs2_get_ino_cache found %p for ino %u\n", ret, ino));
return ret;
}
@ -372,7 +361,7 @@ void jffs2_add_ino_cache (struct jffs2_sb_info *c, struct jffs2_inode_cache *new
if (!new->ino)
new->ino = ++c->highest_ino;
D2(printk(KERN_DEBUG "jffs2_add_ino_cache: Add %p (ino #%u)\n", new, new->ino));
JFFS2_DBG_INOCACHE("add %p (ino #%u)\n", new, new->ino);
prev = &c->inocache_list[new->ino % INOCACHE_HASHSIZE];
@ -388,7 +377,8 @@ void jffs2_add_ino_cache (struct jffs2_sb_info *c, struct jffs2_inode_cache *new
void jffs2_del_ino_cache(struct jffs2_sb_info *c, struct jffs2_inode_cache *old)
{
struct jffs2_inode_cache **prev;
D1(printk(KERN_DEBUG "jffs2_del_ino_cache: Del %p (ino #%u)\n", old, old->ino));
JFFS2_DBG_INOCACHE("del %p (ino #%u)\n", old, old->ino);
spin_lock(&c->inocache_lock);
prev = &c->inocache_list[old->ino % INOCACHE_HASHSIZE];
@ -451,29 +441,29 @@ struct jffs2_node_frag *jffs2_lookup_node_frag(struct rb_root *fragtree, uint32_
struct jffs2_node_frag *prev = NULL;
struct jffs2_node_frag *frag = NULL;
D2(printk(KERN_DEBUG "jffs2_lookup_node_frag(%p, %d)\n", fragtree, offset));
JFFS2_DBG_FRAGTREE2("root %p, offset %d\n", fragtree, offset);
next = fragtree->rb_node;
while(next) {
frag = rb_entry(next, struct jffs2_node_frag, rb);
D2(printk(KERN_DEBUG "Considering frag %d-%d (%p). left %p, right %p\n",
frag->ofs, frag->ofs+frag->size, frag, frag->rb.rb_left, frag->rb.rb_right));
JFFS2_DBG_FRAGTREE2("considering frag %#04x-%#04x (%p). left %p, right %p\n",
frag->ofs, frag->ofs+frag->size, frag, frag->rb.rb_left, frag->rb.rb_right);
if (frag->ofs + frag->size <= offset) {
D2(printk(KERN_DEBUG "Going right from frag %d-%d, before the region we care about\n",
frag->ofs, frag->ofs+frag->size));
JFFS2_DBG_FRAGTREE2("going right from frag %#04x-%#04x, before the region we care about\n",
frag->ofs, frag->ofs+frag->size);
/* Remember the closest smaller match on the way down */
if (!prev || frag->ofs > prev->ofs)
prev = frag;
next = frag->rb.rb_right;
} else if (frag->ofs > offset) {
D2(printk(KERN_DEBUG "Going left from frag %d-%d, after the region we care about\n",
frag->ofs, frag->ofs+frag->size));
JFFS2_DBG_FRAGTREE2("going left from frag %#04x-%#04x, after the region we care about\n",
frag->ofs, frag->ofs+frag->size);
next = frag->rb.rb_left;
} else {
D2(printk(KERN_DEBUG "Returning frag %d,%d, matched\n",
frag->ofs, frag->ofs+frag->size));
JFFS2_DBG_FRAGTREE2("returning frag %#04x-%#04x, matched\n",
frag->ofs, frag->ofs+frag->size);
return frag;
}
}
@ -482,10 +472,10 @@ struct jffs2_node_frag *jffs2_lookup_node_frag(struct rb_root *fragtree, uint32_
and return the closest smaller one */
if (prev)
D2(printk(KERN_DEBUG "No match. Returning frag %d,%d, closest previous\n",
prev->ofs, prev->ofs+prev->size));
JFFS2_DBG_FRAGTREE2("no match. Returning frag %#04x-%#04x, closest previous\n",
prev->ofs, prev->ofs+prev->size);
else
D2(printk(KERN_DEBUG "Returning NULL, empty fragtree\n"));
JFFS2_DBG_FRAGTREE2("returning NULL, empty fragtree\n");
return prev;
}
@ -500,25 +490,25 @@ void jffs2_kill_fragtree(struct rb_root *root, struct jffs2_sb_info *c)
if (!root->rb_node)
return;
JFFS2_DBG_FRAGTREE("killing\n");
frag = (rb_entry(root->rb_node, struct jffs2_node_frag, rb));
while(frag) {
if (frag->rb.rb_left) {
D2(printk(KERN_DEBUG "Going left from frag (%p) %d-%d\n",
frag, frag->ofs, frag->ofs+frag->size));
JFFS2_DBG_FRAGTREE2("going left from frag (%p) %#04x-%#04x\n",
frag, frag->ofs, frag->ofs+frag->size);
frag = frag_left(frag);
continue;
}
if (frag->rb.rb_right) {
D2(printk(KERN_DEBUG "Going right from frag (%p) %d-%d\n",
frag, frag->ofs, frag->ofs+frag->size));
JFFS2_DBG_FRAGTREE2("going right from frag (%p) %#04x-%#04x\n",
frag, frag->ofs, frag->ofs+frag->size);
frag = frag_right(frag);
continue;
}
D2(printk(KERN_DEBUG "jffs2_kill_fragtree: frag at 0x%x-0x%x: node %p, frags %d--\n",
frag->ofs, frag->ofs+frag->size, frag->node,
frag->node?frag->node->frags:0));
JFFS2_DBG_FRAGTREE2("frag %#04x-%#04x: node %p, frags %d\n",
frag->ofs, frag->ofs+frag->size, frag->node, frag->node?frag->node->frags:0);
if (frag->node && !(--frag->node->frags)) {
/* Not a hole, and it's the final remaining frag

134
fs/jffs2/readinode.c
View File

@ -7,7 +7,7 @@
*
* For licensing information, see the file 'LICENCE' in this directory.
*
* $Id: readinode.c,v 1.131 2005/07/27 14:46:11 dedekind Exp $
* $Id: readinode.c,v 1.132 2005/07/28 14:46:40 dedekind Exp $
*
*/
@ -24,12 +24,12 @@ void jffs2_truncate_fragtree (struct jffs2_sb_info *c, struct rb_root *list, uin
{
struct jffs2_node_frag *frag = jffs2_lookup_node_frag(list, size);
D1(printk(KERN_DEBUG "Truncating fraglist to 0x%08x bytes\n", size));
JFFS2_DBG_FRAGTREE("truncating fragtree to 0x%08x bytes\n", size);
/* We know frag->ofs <= size. That's what lookup does for us */
if (frag && frag->ofs != size) {
if (frag->ofs+frag->size >= size) {
D1(printk(KERN_DEBUG "Truncating frag 0x%08x-0x%08x\n", frag->ofs, frag->ofs+frag->size));
JFFS2_DBG_FRAGTREE2("truncating frag 0x%08x-0x%08x\n", frag->ofs, frag->ofs+frag->size);
frag->size = size - frag->ofs;
}
frag = frag_next(frag);
@ -37,7 +37,7 @@ void jffs2_truncate_fragtree (struct jffs2_sb_info *c, struct rb_root *list, uin
while (frag && frag->ofs >= size) {
struct jffs2_node_frag *next = frag_next(frag);
D1(printk(KERN_DEBUG "Removing frag 0x%08x-0x%08x\n", frag->ofs, frag->ofs+frag->size));
JFFS2_DBG_FRAGTREE("removing frag 0x%08x-0x%08x\n", frag->ofs, frag->ofs+frag->size);
frag_erase(frag, list);
jffs2_obsolete_node_frag(c, frag);
frag = next;
@ -120,7 +120,7 @@ static struct jffs2_raw_node_ref *jffs2_first_valid_node(struct jffs2_raw_node_r
while (ref && ref->next_in_ino) {
if (!ref_obsolete(ref))
return ref;
D1(printk(KERN_DEBUG "node at 0x%08x is obsoleted. Ignoring.\n", ref_offset(ref)));
JFFS2_DBG_NODEREF("node at 0x%08x is obsoleted. Ignoring.\n", ref_offset(ref));
ref = ref->next_in_ino;
}
return NULL;
@ -152,7 +152,7 @@ read_direntry(struct jffs2_sb_info *c,
/* Sanity check */
if (unlikely(PAD((rd->nsize + sizeof(*rd))) != PAD(je32_to_cpu(rd->totlen)))) {
printk(KERN_ERR "Error! Illegal nsize in node at %#08x: nsize %#02x, totlen %#04x\n",
JFFS2_ERROR("illegal nsize in node at %#08x: nsize %#02x, totlen %#04x\n",
ref_offset(ref), rd->nsize, je32_to_cpu(rd->totlen));
return 1;
}
@ -192,7 +192,7 @@ read_direntry(struct jffs2_sb_info *c,
return -EIO;
if (unlikely(err)) {
printk(KERN_WARNING "Read remainder of name: error %d\n", err);
JFFS2_ERROR("read remainder of name: error %d\n", err);
jffs2_free_full_dirent(fd);
return -EIO;
}
@ -206,8 +206,6 @@ read_direntry(struct jffs2_sb_info *c,
* Wheee. We now have a complete jffs2_full_dirent structure, with
* the name in it and everything. Link it into the list
*/
D1(printk(KERN_DEBUG "Adding fd \"%s\", ino #%u\n", fd->name, fd->ino));
jffs2_add_fd_to_list(c, fd, fdp);
return 0;
@ -242,7 +240,7 @@ read_dnode(struct jffs2_sb_info *c,
crc = crc32(0, rd, sizeof(*rd) - 8);
if (unlikely(crc != je32_to_cpu(rd->node_crc))) {
printk(KERN_WARNING "Header CRC failed on node at %#08x: read %#08x, calculated %#08x\n",
JFFS2_NOTICE("header CRC failed on node at %#08x: read %#08x, calculated %#08x\n",
ref_offset(ref), je32_to_cpu(rd->node_crc), crc);
return 1;
}
@ -250,11 +248,8 @@ read_dnode(struct jffs2_sb_info *c,
/* Sanity checks */
if (unlikely(je32_to_cpu(rd->offset) > je32_to_cpu(rd->isize)) ||
unlikely(PAD(je32_to_cpu(rd->csize) + sizeof(*rd)) != PAD(je32_to_cpu(rd->totlen)))) {
printk(KERN_WARNING "Inode corrupted at %#08x, totlen %d, #ino %d, version %d, "
"isize %d, csize %d, dsize %d \n",
ref_offset(ref), je32_to_cpu(rd->totlen), je32_to_cpu(rd->ino),
je32_to_cpu(rd->version), je32_to_cpu(rd->isize),
je32_to_cpu(rd->csize), je32_to_cpu(rd->dsize));
JFFS2_WARNING("inode node header CRC is corrupted at %#08x\n", ref_offset(ref));
__jffs2_dbg_dump_node(c, ref_offset(ref));
return 1;
}
@ -267,11 +262,11 @@ read_dnode(struct jffs2_sb_info *c,
err = c->mtd->point (c->mtd, ref_offset(ref) + sizeof(*rd), je32_to_cpu(rd->csize),
&read, &buf);
if (unlikely(read < je32_to_cpu(rd->csize)) && likely(!err)) {
D1(printk(KERN_DEBUG "MTD point returned len too short: 0x%zx\n", read));
JFFS2_ERROR("MTD point returned len too short: 0x%zx\n", read);
c->mtd->unpoint(c->mtd, buf, ref_offset(ref) + sizeof(*rd),
je32_to_cpu(rd->csize));
} else if (unlikely(err)){
D1(printk(KERN_DEBUG "MTD point failed %d\n", err));
JFFS2_ERROR("MTD point failed %d\n", err);
} else
pointed = 1; /* succefully pointed to device */
}
@ -299,8 +294,8 @@ read_dnode(struct jffs2_sb_info *c,
#endif
if (crc != je32_to_cpu(rd->data_crc)) {
printk(KERN_NOTICE "Data CRC failed on node at %#08x: read %#08x, calculated %#08x\n",
ref_offset(ref), je32_to_cpu(rd->data_crc), crc);
JFFS2_NOTICE("data CRC failed on node at %#08x: read %#08x, calculated %#08x\n",
ref_offset(ref), je32_to_cpu(rd->data_crc), crc);
return 1;
}
@ -326,10 +321,10 @@ read_dnode(struct jffs2_sb_info *c,
if ((je32_to_cpu(rd->dsize) >= PAGE_CACHE_SIZE) ||
( ((je32_to_cpu(rd->offset) & (PAGE_CACHE_SIZE-1))==0) &&
(je32_to_cpu(rd->dsize) + je32_to_cpu(rd->offset) == je32_to_cpu(rd->isize)))) {
D1(printk(KERN_DEBUG "Marking node at %#08x REF_PRISTINE\n", ref_offset(ref)));
JFFS2_DBG_READINODE("marking node at %#08x REF_PRISTINE\n", ref_offset(ref));
ref->flash_offset = ref_offset(ref) | REF_PRISTINE;
} else {
D1(printk(KERN_DEBUG "Marking node at %#08x REF_NORMAL\n", ref_offset(ref)));
JFFS2_DBG_READINODE("marking node at %#08x REF_NORMAL\n", ref_offset(ref));
ref->flash_offset = ref_offset(ref) | REF_NORMAL;
}
spin_unlock(&c->erase_completion_lock);
@ -337,13 +332,13 @@ read_dnode(struct jffs2_sb_info *c,
tn = jffs2_alloc_tmp_dnode_info();
if (!tn) {
D1(printk(KERN_DEBUG "alloc tn failed\n"));
JFFS2_ERROR("alloc tn failed\n");
return -ENOMEM;
}
tn->fn = jffs2_alloc_full_dnode();
if (!tn->fn) {
D1(printk(KERN_DEBUG "alloc fn failed\n"));
JFFS2_ERROR("alloc fn failed\n");
jffs2_free_tmp_dnode_info(tn);
return -ENOMEM;
}
@ -359,9 +354,8 @@ read_dnode(struct jffs2_sb_info *c,
else // normal case...
tn->fn->size = je32_to_cpu(rd->dsize);
D1(printk(KERN_DEBUG "dnode @%08x: ver %u, offset %#04x, dsize %#04x\n",
ref_offset(ref), je32_to_cpu(rd->version),
je32_to_cpu(rd->offset), je32_to_cpu(rd->dsize)));
JFFS2_DBG_READINODE("dnode @%08x: ver %u, offset %#04x, dsize %#04x\n",
ref_offset(ref), je32_to_cpu(rd->version), je32_to_cpu(rd->offset), je32_to_cpu(rd->dsize));
jffs2_add_tn_to_tree(tn, tnp);
@ -388,37 +382,33 @@ read_unknown(struct jffs2_sb_info *c,
un->nodetype = cpu_to_je16(JFFS2_NODE_ACCURATE | je16_to_cpu(un->nodetype));
if (crc32(0, un, sizeof(struct jffs2_unknown_node) - 4) != je32_to_cpu(un->hdr_crc)) {
/* Hmmm. This should have been caught at scan time. */
printk(KERN_WARNING "Warning! Node header CRC failed at %#08x. "
"But it must have been OK earlier.\n", ref_offset(ref));
D1(printk(KERN_DEBUG "Node was: { %#04x, %#04x, %#08x, %#08x }\n",
je16_to_cpu(un->magic), je16_to_cpu(un->nodetype),
je32_to_cpu(un->totlen), je32_to_cpu(un->hdr_crc)));
JFFS2_NOTICE("node header CRC failed at %#08x. But it must have been OK earlier.\n", ref_offset(ref));
__jffs2_dbg_dump_node(c, ref_offset(ref));
return 1;
} else {
switch(je16_to_cpu(un->nodetype) & JFFS2_COMPAT_MASK) {
case JFFS2_FEATURE_INCOMPAT:
printk(KERN_NOTICE "Unknown INCOMPAT nodetype %#04X at %#08x\n",
je16_to_cpu(un->nodetype), ref_offset(ref));
JFFS2_ERROR("unknown INCOMPAT nodetype %#04X at %#08x\n",
je16_to_cpu(un->nodetype), ref_offset(ref));
/* EEP */
BUG();
break;
case JFFS2_FEATURE_ROCOMPAT:
printk(KERN_NOTICE "Unknown ROCOMPAT nodetype %#04X at %#08x\n",
JFFS2_ERROR("unknown ROCOMPAT nodetype %#04X at %#08x\n",
je16_to_cpu(un->nodetype), ref_offset(ref));
BUG_ON(!(c->flags & JFFS2_SB_FLAG_RO));
break;
case JFFS2_FEATURE_RWCOMPAT_COPY:
printk(KERN_NOTICE "Unknown RWCOMPAT_COPY nodetype %#04X at %#08x\n",
JFFS2_NOTICE("unknown RWCOMPAT_COPY nodetype %#04X at %#08x\n",
je16_to_cpu(un->nodetype), ref_offset(ref));
break;
case JFFS2_FEATURE_RWCOMPAT_DELETE:
printk(KERN_NOTICE "Unknown RWCOMPAT_DELETE nodetype %#04X at %#08x\n",
JFFS2_NOTICE("unknown RWCOMPAT_DELETE nodetype %#04X at %#08x\n",
je16_to_cpu(un->nodetype), ref_offset(ref));
return 1;
}
@ -444,14 +434,14 @@ static int jffs2_get_inode_nodes(struct jffs2_sb_info *c, struct jffs2_inode_inf
*mctime_ver = 0;
D1(printk(KERN_DEBUG "jffs2_get_inode_nodes(): ino #%u\n", f->inocache->ino));
JFFS2_DBG_READINODE("ino #%u\n", f->inocache->ino);
spin_lock(&c->erase_completion_lock);
valid_ref = jffs2_first_valid_node(f->inocache->nodes);
if (!valid_ref && (f->inocache->ino != 1))
printk(KERN_WARNING "Eep. No valid nodes for ino #%u\n", f->inocache->ino);
JFFS2_WARNING("no valid nodes for ino #%u\n", f->inocache->ino);
while (valid_ref) {
/* We can hold a pointer to a non-obsolete node without the spinlock,
@ -471,17 +461,17 @@ static int jffs2_get_inode_nodes(struct jffs2_sb_info *c, struct jffs2_inode_inf
min_t(uint32_t, ref_totlen(c, NULL, ref), sizeof(node)),
&retlen, (void *)&node);
if (err) {
printk(KERN_WARNING "error %d reading node at 0x%08x in get_inode_nodes()\n", err, ref_offset(ref));
JFFS2_ERROR("error %d reading node at 0x%08x in get_inode_nodes()\n", err, ref_offset(ref));
goto free_out;
}
switch (je16_to_cpu(node.u.nodetype)) {
case JFFS2_NODETYPE_DIRENT:
D1(printk(KERN_DEBUG "Node at %08x (%d) is a dirent node\n", ref_offset(ref), ref_flags(ref)));
JFFS2_DBG_READINODE("node at %08x (%d) is a dirent node\n", ref_offset(ref), ref_flags(ref));
if (retlen < sizeof(node.d)) {
printk(KERN_WARNING "Warning! Short read dirent at %#08x\n", ref_offset(ref));
JFFS2_ERROR("short read dirent at %#08x\n", ref_offset(ref));
err = -EIO;
goto free_out;
}
@ -499,10 +489,10 @@ static int jffs2_get_inode_nodes(struct jffs2_sb_info *c, struct jffs2_inode_inf
break;
case JFFS2_NODETYPE_INODE:
D1(printk(KERN_DEBUG "Node at %08x (%d) is a data node\n", ref_offset(ref), ref_flags(ref)));
JFFS2_DBG_READINODE("node at %08x (%d) is a data node\n", ref_offset(ref), ref_flags(ref));
if (retlen < sizeof(node.i)) {
printk(KERN_WARNING "Warning! Short read dnode at %#08x\n", ref_offset(ref));
JFFS2_ERROR("short read dnode at %#08x\n", ref_offset(ref));
err = -EIO;
goto free_out;
}
@ -517,16 +507,15 @@ static int jffs2_get_inode_nodes(struct jffs2_sb_info *c, struct jffs2_inode_inf
if (je32_to_cpu(node.i.version) > *highest_version)
*highest_version = je32_to_cpu(node.i.version);
D1(printk(KERN_DEBUG "version %d, highest_version now %d\n",
je32_to_cpu(node.i.version), *highest_version));
JFFS2_DBG_READINODE("version %d, highest_version now %d\n",
je32_to_cpu(node.i.version), *highest_version);
break;
default:
/* Check we've managed to read at least the common node header */
if (retlen < sizeof(struct jffs2_unknown_node)) {
printk(KERN_WARNING "Warning! Short read unknown node at %#08x\n",
ref_offset(ref));
JFFS2_ERROR("short read unknown node at %#08x\n", ref_offset(ref));
return -EIO;
}
@ -568,13 +557,13 @@ static int jffs2_do_read_inode_internal(struct jffs2_sb_info *c,
size_t retlen;
int ret;
D1(printk(KERN_DEBUG "jffs2_do_read_inode_internal(): ino #%u nlink is %d\n", f->inocache->ino, f->inocache->nlink));
JFFS2_DBG_READINODE("ino #%u nlink is %d\n", f->inocache->ino, f->inocache->nlink);
/* Grab all nodes relevant to this ino */
ret = jffs2_get_inode_nodes(c, f, &tn_list, &fd_list, &f->highest_version, &latest_mctime, &mctime_ver);
if (ret) {
printk(KERN_CRIT "jffs2_get_inode_nodes() for ino %u returned %d\n", f->inocache->ino, ret);
JFFS2_ERROR("cannot read nodes for ino %u, returned error is %d\n", f->inocache->ino, ret);
if (f->inocache->state == INO_STATE_READING)
jffs2_set_inocache_state(c, f->inocache, INO_STATE_CHECKEDABSENT);
return ret;
@ -589,7 +578,7 @@ static int jffs2_do_read_inode_internal(struct jffs2_sb_info *c,
if (f->metadata) {
if (likely(tn->version >= mdata_ver)) {
D1(printk(KERN_DEBUG "Obsoleting old metadata at 0x%08x\n", ref_offset(f->metadata->raw)));
JFFS2_DBG_READINODE("obsoleting old metadata at 0x%08x\n", ref_offset(f->metadata->raw));
jffs2_mark_node_obsolete(c, f->metadata->raw);
jffs2_free_full_dnode(f->metadata);
f->metadata = NULL;
@ -597,7 +586,7 @@ static int jffs2_do_read_inode_internal(struct jffs2_sb_info *c,
mdata_ver = 0;
} else {
/* This should never happen. */
printk(KERN_WARNING "Er. New metadata at 0x%08x with ver %d is actually older than previous ver %d at 0x%08x\n",
JFFS2_ERROR("Er. New metadata at 0x%08x with ver %d is actually older than previous ver %d at 0x%08x\n",
ref_offset(fn->raw), tn->version, mdata_ver, ref_offset(f->metadata->raw));
jffs2_mark_node_obsolete(c, fn->raw);
jffs2_free_full_dnode(fn);
@ -611,7 +600,7 @@ static int jffs2_do_read_inode_internal(struct jffs2_sb_info *c,
jffs2_add_full_dnode_to_inode(c, f, fn);
} else {
/* Zero-sized node at end of version list. Just a metadata update */
D1(printk(KERN_DEBUG "metadata @%08x: ver %d\n", ref_offset(fn->raw), tn->version));
JFFS2_DBG_READINODE("metadata @%08x: ver %d\n", ref_offset(fn->raw), tn->version);
f->metadata = fn;
mdata_ver = tn->version;
}
@ -646,13 +635,13 @@ static int jffs2_do_read_inode_internal(struct jffs2_sb_info *c,
if (!fn) {
/* No data nodes for this inode. */
if (f->inocache->ino != 1) {
printk(KERN_WARNING "jffs2_do_read_inode(): No data nodes found for ino #%u\n", f->inocache->ino);
JFFS2_WARNING("no data nodes found for ino #%u\n", f->inocache->ino);
if (!fd_list) {
if (f->inocache->state == INO_STATE_READING)
jffs2_set_inocache_state(c, f->inocache, INO_STATE_CHECKEDABSENT);
return -EIO;
}
printk(KERN_WARNING "jffs2_do_read_inode(): But it has children so we fake some modes for it\n");
JFFS2_NOTICE("but it has children so we fake some modes for it\n");
}
latest_node->mode = cpu_to_jemode(S_IFDIR|S_IRUGO|S_IWUSR|S_IXUGO);
latest_node->version = cpu_to_je32(0);
@ -667,8 +656,8 @@ static int jffs2_do_read_inode_internal(struct jffs2_sb_info *c,
ret = jffs2_flash_read(c, ref_offset(fn->raw), sizeof(*latest_node), &retlen, (void *)latest_node);
if (ret || retlen != sizeof(*latest_node)) {
printk(KERN_NOTICE "MTD read in jffs2_do_read_inode() failed: Returned %d, %zd of %zd bytes read\n",
ret, retlen, sizeof(*latest_node));
JFFS2_ERROR("failed to read from flash: error %d, %zd of %zd bytes read\n",
ret, retlen, sizeof(*latest_node));
/* FIXME: If this fails, there seems to be a memory leak. Find it. */
up(&f->sem);
jffs2_do_clear_inode(c, f);
@ -677,7 +666,8 @@ static int jffs2_do_read_inode_internal(struct jffs2_sb_info *c,
crc = crc32(0, latest_node, sizeof(*latest_node)-8);
if (crc != je32_to_cpu(latest_node->node_crc)) {
printk(KERN_NOTICE "CRC failed for read_inode of inode %u at physical location 0x%x\n", f->inocache->ino, ref_offset(fn->raw));
JFFS2_ERROR("CRC failed for read_inode of inode %u at physical location 0x%x\n",
f->inocache->ino, ref_offset(fn->raw));
up(&f->sem);
jffs2_do_clear_inode(c, f);
return -EIO;
@ -712,9 +702,7 @@ static int jffs2_do_read_inode_internal(struct jffs2_sb_info *c,
* operation. */
f->target = kmalloc(je32_to_cpu(latest_node->csize) + 1, GFP_KERNEL);
if (!f->target) {
printk(KERN_WARNING "Can't allocate %d bytes of memory "
"for the symlink target path cache\n",
je32_to_cpu(latest_node->csize));
JFFS2_ERROR("can't allocate %d bytes of memory for the symlink target path cache\n", je32_to_cpu(latest_node->csize));
up(&f->sem);
jffs2_do_clear_inode(c, f);
return -ENOMEM;
@ -734,8 +722,7 @@ static int jffs2_do_read_inode_internal(struct jffs2_sb_info *c,
}
f->target[je32_to_cpu(latest_node->csize)] = '\0';
D1(printk(KERN_DEBUG "jffs2_do_read_inode(): symlink's target '%s' cached\n",
f->target));
JFFS2_DBG_READINODE("symlink's target '%s' cached\n", f->target);
}
/* fall through... */
@ -745,14 +732,14 @@ static int jffs2_do_read_inode_internal(struct jffs2_sb_info *c,
/* Certain inode types should have only one data node, and it's
kept as the metadata node */
if (f->metadata) {
printk(KERN_WARNING "Argh. Special inode #%u with mode 0%o had metadata node\n",
JFFS2_ERROR("Argh. Special inode #%u with mode 0%o had metadata node\n",
f->inocache->ino, jemode_to_cpu(latest_node->mode));
up(&f->sem);
jffs2_do_clear_inode(c, f);
return -EIO;
}
if (!frag_first(&f->fragtree)) {
printk(KERN_WARNING "Argh. Special inode #%u with mode 0%o has no fragments\n",
JFFS2_ERROR("Argh. Special inode #%u with mode 0%o has no fragments\n",
f->inocache->ino, jemode_to_cpu(latest_node->mode));
up(&f->sem);
jffs2_do_clear_inode(c, f);
@ -760,7 +747,7 @@ static int jffs2_do_read_inode_internal(struct jffs2_sb_info *c,
}
/* ASSERT: f->fraglist != NULL */
if (frag_next(frag_first(&f->fragtree))) {
printk(KERN_WARNING "Argh. Special inode #%u with mode 0x%x had more than one node\n",
JFFS2_ERROR("Argh. Special inode #%u with mode 0x%x had more than one node\n",
f->inocache->ino, jemode_to_cpu(latest_node->mode));
/* FIXME: Deal with it - check crc32, check for duplicate node, check times and discard the older one */
up(&f->sem);
@ -783,14 +770,12 @@ static int jffs2_do_read_inode_internal(struct jffs2_sb_info *c,
int jffs2_do_read_inode(struct jffs2_sb_info *c, struct jffs2_inode_info *f,
uint32_t ino, struct jffs2_raw_inode *latest_node)
{
D2(printk(KERN_DEBUG "jffs2_do_read_inode(): getting inocache\n"));
JFFS2_DBG_READINODE("read inode #%u\n", ino);
retry_inocache:
spin_lock(&c->inocache_lock);
f->inocache = jffs2_get_ino_cache(c, ino);
D2(printk(KERN_DEBUG "jffs2_do_read_inode(): Got inocache at %p\n", f->inocache));
if (f->inocache) {
/* Check its state. We may need to wait before we can use it */
switch(f->inocache->state) {
@ -804,8 +789,7 @@ int jffs2_do_read_inode(struct jffs2_sb_info *c, struct jffs2_inode_info *f,
/* If it's in either of these states, we need
to wait for whoever's got it to finish and
put it back. */
D1(printk(KERN_DEBUG "jffs2_get_ino_cache_read waiting for ino #%u in state %d\n",
ino, f->inocache->state));
JFFS2_DBG_READINODE("waiting for ino #%u in state %d\n", ino, f->inocache->state);
sleep_on_spinunlock(&c->inocache_wq, &c->inocache_lock);
goto retry_inocache;
@ -814,7 +798,7 @@ int jffs2_do_read_inode(struct jffs2_sb_info *c, struct jffs2_inode_info *f,
/* Eep. This should never happen. It can
happen if Linux calls read_inode() again
before clear_inode() has finished though. */
printk(KERN_WARNING "Eep. Trying to read_inode #%u when it's already in state %d!\n", ino, f->inocache->state);
JFFS2_ERROR("Eep. Trying to read_inode #%u when it's already in state %d!\n", ino, f->inocache->state);
/* Fail. That's probably better than allowing it to succeed */
f->inocache = NULL;
break;
@ -829,10 +813,10 @@ int jffs2_do_read_inode(struct jffs2_sb_info *c, struct jffs2_inode_info *f,
/* Special case - no root inode on medium */
f->inocache = jffs2_alloc_inode_cache();
if (!f->inocache) {
printk(KERN_CRIT "jffs2_do_read_inode(): Cannot allocate inocache for root inode\n");
JFFS2_ERROR("cannot allocate inocache for root inode\n");
return -ENOMEM;
}
D1(printk(KERN_DEBUG "jffs2_do_read_inode(): Creating inocache for root inode\n"));
JFFS2_DBG_READINODE("creating inocache for root inode\n");
memset(f->inocache, 0, sizeof(struct jffs2_inode_cache));
f->inocache->ino = f->inocache->nlink = 1;
f->inocache->nodes = (struct jffs2_raw_node_ref *)f->inocache;
@ -840,7 +824,7 @@ int jffs2_do_read_inode(struct jffs2_sb_info *c, struct jffs2_inode_info *f,
jffs2_add_ino_cache(c, f->inocache);
}
if (!f->inocache) {
printk(KERN_WARNING "jffs2_do_read_inode() on nonexistent ino %u\n", ino);
JFFS2_ERROR("requestied to read an nonexistent ino %u\n", ino);
return -ENOENT;
}