X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=fs%2Fjffs2%2Fgc.c;h=ad271c70aa252feac98c4b6f25391ad27a66920b;hb=5a528957e7c74f1fed73fe20424b7a3421658877;hp=31dce611337cffcf67e8330bb2f6b6e8608bde1e;hpb=82279e6bd7643da1b3fbda42555c3238c7b00d38;p=deliverable%2Flinux.git diff --git a/fs/jffs2/gc.c b/fs/jffs2/gc.c index 31dce611337c..ad271c70aa25 100644 --- a/fs/jffs2/gc.c +++ b/fs/jffs2/gc.c @@ -10,6 +10,8 @@ * */ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include #include #include @@ -51,44 +53,44 @@ static struct jffs2_eraseblock *jffs2_find_gc_block(struct jffs2_sb_info *c) number of free blocks is low. */ again: if (!list_empty(&c->bad_used_list) && c->nr_free_blocks > c->resv_blocks_gcbad) { - D1(printk(KERN_DEBUG "Picking block from bad_used_list to GC next\n")); + jffs2_dbg(1, "Picking block from bad_used_list to GC next\n"); nextlist = &c->bad_used_list; } else if (n < 50 && !list_empty(&c->erasable_list)) { /* Note that most of them will have gone directly to be erased. So don't favour the erasable_list _too_ much. */ - D1(printk(KERN_DEBUG "Picking block from erasable_list to GC next\n")); + jffs2_dbg(1, "Picking block from erasable_list to GC next\n"); nextlist = &c->erasable_list; } else if (n < 110 && !list_empty(&c->very_dirty_list)) { /* Most of the time, pick one off the very_dirty list */ - D1(printk(KERN_DEBUG "Picking block from very_dirty_list to GC next\n")); + jffs2_dbg(1, "Picking block from very_dirty_list to GC next\n"); nextlist = &c->very_dirty_list; } else if (n < 126 && !list_empty(&c->dirty_list)) { - D1(printk(KERN_DEBUG "Picking block from dirty_list to GC next\n")); + jffs2_dbg(1, "Picking block from dirty_list to GC next\n"); nextlist = &c->dirty_list; } else if (!list_empty(&c->clean_list)) { - D1(printk(KERN_DEBUG "Picking block from clean_list to GC next\n")); + jffs2_dbg(1, "Picking block from clean_list to GC next\n"); nextlist = &c->clean_list; } else if (!list_empty(&c->dirty_list)) { - D1(printk(KERN_DEBUG "Picking block from dirty_list to GC next (clean_list was empty)\n")); + jffs2_dbg(1, "Picking block from dirty_list to GC next (clean_list was empty)\n"); nextlist = &c->dirty_list; } else if (!list_empty(&c->very_dirty_list)) { - D1(printk(KERN_DEBUG "Picking block from very_dirty_list to GC next (clean_list and dirty_list were empty)\n")); + jffs2_dbg(1, "Picking block from very_dirty_list to GC next (clean_list and dirty_list were empty)\n"); nextlist = &c->very_dirty_list; } else if (!list_empty(&c->erasable_list)) { - D1(printk(KERN_DEBUG "Picking block from erasable_list to GC next (clean_list and {very_,}dirty_list were empty)\n")); + jffs2_dbg(1, "Picking block from erasable_list to GC next (clean_list and {very_,}dirty_list were empty)\n"); nextlist = &c->erasable_list; } else if (!list_empty(&c->erasable_pending_wbuf_list)) { /* There are blocks are wating for the wbuf sync */ - D1(printk(KERN_DEBUG "Synching wbuf in order to reuse erasable_pending_wbuf_list blocks\n")); + jffs2_dbg(1, "Synching wbuf in order to reuse erasable_pending_wbuf_list blocks\n"); spin_unlock(&c->erase_completion_lock); jffs2_flush_wbuf_pad(c); spin_lock(&c->erase_completion_lock); goto again; } else { /* Eep. All were empty */ - D1(printk(KERN_NOTICE "jffs2: No clean, dirty _or_ erasable blocks to GC from! Where are they all?\n")); + jffs2_dbg(1, "No clean, dirty _or_ erasable blocks to GC from! Where are they all?\n"); return NULL; } @@ -97,13 +99,15 @@ again: c->gcblock = ret; ret->gc_node = ret->first_node; if (!ret->gc_node) { - printk(KERN_WARNING "Eep. ret->gc_node for block at 0x%08x is NULL\n", ret->offset); + pr_warn("Eep. ret->gc_node for block at 0x%08x is NULL\n", + ret->offset); BUG(); } /* Have we accidentally picked a clean block with wasted space ? */ if (ret->wasted_size) { - D1(printk(KERN_DEBUG "Converting wasted_size %08x to dirty_size\n", ret->wasted_size)); + jffs2_dbg(1, "Converting wasted_size %08x to dirty_size\n", + ret->wasted_size); ret->dirty_size += ret->wasted_size; c->wasted_size -= ret->wasted_size; c->dirty_size += ret->wasted_size; @@ -140,8 +144,8 @@ int jffs2_garbage_collect_pass(struct jffs2_sb_info *c) /* checked_ino is protected by the alloc_sem */ if (c->checked_ino > c->highest_ino && xattr) { - printk(KERN_CRIT "Checked all inodes but still 0x%x bytes of unchecked space?\n", - c->unchecked_size); + pr_crit("Checked all inodes but still 0x%x bytes of unchecked space?\n", + c->unchecked_size); jffs2_dbg_dump_block_lists_nolock(c); spin_unlock(&c->erase_completion_lock); mutex_unlock(&c->alloc_sem); @@ -163,8 +167,8 @@ int jffs2_garbage_collect_pass(struct jffs2_sb_info *c) } if (!ic->pino_nlink) { - D1(printk(KERN_DEBUG "Skipping check of ino #%d with nlink/pino zero\n", - ic->ino)); + jffs2_dbg(1, "Skipping check of ino #%d with nlink/pino zero\n", + ic->ino); spin_unlock(&c->inocache_lock); jffs2_xattr_delete_inode(c, ic); continue; @@ -172,13 +176,15 @@ int jffs2_garbage_collect_pass(struct jffs2_sb_info *c) switch(ic->state) { case INO_STATE_CHECKEDABSENT: case INO_STATE_PRESENT: - D1(printk(KERN_DEBUG "Skipping ino #%u already checked\n", ic->ino)); + jffs2_dbg(1, "Skipping ino #%u already checked\n", + ic->ino); spin_unlock(&c->inocache_lock); continue; case INO_STATE_GC: case INO_STATE_CHECKING: - printk(KERN_WARNING "Inode #%u is in state %d during CRC check phase!\n", ic->ino, ic->state); + pr_warn("Inode #%u is in state %d during CRC check phase!\n", + ic->ino, ic->state); spin_unlock(&c->inocache_lock); BUG(); @@ -186,7 +192,8 @@ int jffs2_garbage_collect_pass(struct jffs2_sb_info *c) /* We need to wait for it to finish, lest we move on and trigger the BUG() above while we haven't yet finished checking all its nodes */ - D1(printk(KERN_DEBUG "Waiting for ino #%u to finish reading\n", ic->ino)); + jffs2_dbg(1, "Waiting for ino #%u to finish reading\n", + ic->ino); /* We need to come back again for the _same_ inode. We've made no progress in this case, but that should be OK */ c->checked_ino--; @@ -204,11 +211,13 @@ int jffs2_garbage_collect_pass(struct jffs2_sb_info *c) ic->state = INO_STATE_CHECKING; spin_unlock(&c->inocache_lock); - D1(printk(KERN_DEBUG "jffs2_garbage_collect_pass() triggering inode scan of ino#%u\n", ic->ino)); + jffs2_dbg(1, "%s(): triggering inode scan of ino#%u\n", + __func__, ic->ino); ret = jffs2_do_crccheck_inode(c, ic); if (ret) - printk(KERN_WARNING "Returned error for crccheck of ino #%u. Expect badness...\n", ic->ino); + pr_warn("Returned error for crccheck of ino #%u. Expect badness...\n", + ic->ino); jffs2_set_inocache_state(c, ic, INO_STATE_CHECKEDABSENT); mutex_unlock(&c->alloc_sem); @@ -220,11 +229,11 @@ int jffs2_garbage_collect_pass(struct jffs2_sb_info *c) !list_empty(&c->erase_pending_list)) { spin_unlock(&c->erase_completion_lock); mutex_unlock(&c->alloc_sem); - D1(printk(KERN_DEBUG "jffs2_garbage_collect_pass() erasing pending blocks\n")); + jffs2_dbg(1, "%s(): erasing pending blocks\n", __func__); if (jffs2_erase_pending_blocks(c, 1)) return 0; - D1(printk(KERN_DEBUG "No progress from erasing blocks; doing GC anyway\n")); + jffs2_dbg(1, "No progress from erasing block; doing GC anyway\n"); spin_lock(&c->erase_completion_lock); mutex_lock(&c->alloc_sem); } @@ -242,13 +251,14 @@ int jffs2_garbage_collect_pass(struct jffs2_sb_info *c) mutex_unlock(&c->alloc_sem); return -EAGAIN; } - D1(printk(KERN_NOTICE "jffs2: Couldn't find erase block to garbage collect!\n")); + jffs2_dbg(1, "Couldn't find erase block to garbage collect!\n"); spin_unlock(&c->erase_completion_lock); mutex_unlock(&c->alloc_sem); return -EIO; } - D1(printk(KERN_DEBUG "GC from block %08x, used_size %08x, dirty_size %08x, free_size %08x\n", jeb->offset, jeb->used_size, jeb->dirty_size, jeb->free_size)); + jffs2_dbg(1, "GC from block %08x, used_size %08x, dirty_size %08x, free_size %08x\n", + jeb->offset, jeb->used_size, jeb->dirty_size, jeb->free_size); D1(if (c->nextblock) printk(KERN_DEBUG "Nextblock at %08x, used_size %08x, dirty_size %08x, wasted_size %08x, free_size %08x\n", c->nextblock->offset, c->nextblock->used_size, c->nextblock->dirty_size, c->nextblock->wasted_size, c->nextblock->free_size)); @@ -261,12 +271,14 @@ int jffs2_garbage_collect_pass(struct jffs2_sb_info *c) gcblock_dirty = jeb->dirty_size; while(ref_obsolete(raw)) { - D1(printk(KERN_DEBUG "Node at 0x%08x is obsolete... skipping\n", ref_offset(raw))); + jffs2_dbg(1, "Node at 0x%08x is obsolete... skipping\n", + ref_offset(raw)); raw = ref_next(raw); if (unlikely(!raw)) { - printk(KERN_WARNING "eep. End of raw list while still supposedly nodes to GC\n"); - printk(KERN_WARNING "erase block at 0x%08x. free_size 0x%08x, dirty_size 0x%08x, used_size 0x%08x\n", - jeb->offset, jeb->free_size, jeb->dirty_size, jeb->used_size); + pr_warn("eep. End of raw list while still supposedly nodes to GC\n"); + pr_warn("erase block at 0x%08x. free_size 0x%08x, dirty_size 0x%08x, used_size 0x%08x\n", + jeb->offset, jeb->free_size, + jeb->dirty_size, jeb->used_size); jeb->gc_node = raw; spin_unlock(&c->erase_completion_lock); mutex_unlock(&c->alloc_sem); @@ -275,7 +287,8 @@ int jffs2_garbage_collect_pass(struct jffs2_sb_info *c) } jeb->gc_node = raw; - D1(printk(KERN_DEBUG "Going to garbage collect node at 0x%08x\n", ref_offset(raw))); + jffs2_dbg(1, "Going to garbage collect node at 0x%08x\n", + ref_offset(raw)); if (!raw->next_in_ino) { /* Inode-less node. Clean marker, snapshot or something like that */ @@ -316,7 +329,9 @@ int jffs2_garbage_collect_pass(struct jffs2_sb_info *c) spin_unlock(&c->erase_completion_lock); - D1(printk(KERN_DEBUG "jffs2_garbage_collect_pass collecting from block @0x%08x. Node @0x%08x(%d), ino #%u\n", jeb->offset, ref_offset(raw), ref_flags(raw), ic->ino)); + jffs2_dbg(1, "%s(): collecting from block @0x%08x. Node @0x%08x(%d), ino #%u\n", + __func__, jeb->offset, ref_offset(raw), ref_flags(raw), + ic->ino); /* Three possibilities: 1. Inode is already in-core. We must iget it and do proper @@ -336,8 +351,8 @@ int jffs2_garbage_collect_pass(struct jffs2_sb_info *c) if (ref_flags(raw) == REF_PRISTINE) ic->state = INO_STATE_GC; else { - D1(printk(KERN_DEBUG "Ino #%u is absent but node not REF_PRISTINE. Reading.\n", - ic->ino)); + jffs2_dbg(1, "Ino #%u is absent but node not REF_PRISTINE. Reading.\n", + ic->ino); } break; @@ -353,8 +368,8 @@ int jffs2_garbage_collect_pass(struct jffs2_sb_info *c) we're holding the alloc_sem, no other garbage collection can happen. */ - printk(KERN_CRIT "Inode #%u already in state %d in jffs2_garbage_collect_pass()!\n", - ic->ino, ic->state); + pr_crit("Inode #%u already in state %d in jffs2_garbage_collect_pass()!\n", + ic->ino, ic->state); mutex_unlock(&c->alloc_sem); spin_unlock(&c->inocache_lock); BUG(); @@ -367,8 +382,8 @@ int jffs2_garbage_collect_pass(struct jffs2_sb_info *c) drop the alloc_sem before sleeping. */ mutex_unlock(&c->alloc_sem); - D1(printk(KERN_DEBUG "jffs2_garbage_collect_pass() waiting for ino #%u in state %d\n", - ic->ino, ic->state)); + jffs2_dbg(1, "%s(): waiting for ino #%u in state %d\n", + __func__, ic->ino, ic->state); sleep_on_spinunlock(&c->inocache_wq, &c->inocache_lock); /* And because we dropped the alloc_sem we must start again from the beginning. Ponder chance of livelock here -- we're returning success @@ -433,7 +448,8 @@ int jffs2_garbage_collect_pass(struct jffs2_sb_info *c) test_gcnode: if (jeb->dirty_size == gcblock_dirty && !ref_obsolete(jeb->gc_node)) { /* Eep. This really should never happen. GC is broken */ - printk(KERN_ERR "Error garbage collecting node at %08x!\n", ref_offset(jeb->gc_node)); + pr_err("Error garbage collecting node at %08x!\n", + ref_offset(jeb->gc_node)); ret = -ENOSPC; } release_sem: @@ -445,7 +461,8 @@ int jffs2_garbage_collect_pass(struct jffs2_sb_info *c) eraseit: if (c->gcblock && !c->gcblock->used_size) { - D1(printk(KERN_DEBUG "Block at 0x%08x completely obsoleted by GC. Moving to erase_pending_list\n", c->gcblock->offset)); + jffs2_dbg(1, "Block at 0x%08x completely obsoleted by GC. Moving to erase_pending_list\n", + c->gcblock->offset); /* We're GC'ing an empty block? */ list_add_tail(&c->gcblock->list, &c->erase_pending_list); c->gcblock = NULL; @@ -475,12 +492,12 @@ static int jffs2_garbage_collect_live(struct jffs2_sb_info *c, struct jffs2_era if (c->gcblock != jeb) { spin_unlock(&c->erase_completion_lock); - D1(printk(KERN_DEBUG "GC block is no longer gcblock. Restart\n")); + jffs2_dbg(1, "GC block is no longer gcblock. Restart\n"); goto upnout; } if (ref_obsolete(raw)) { spin_unlock(&c->erase_completion_lock); - D1(printk(KERN_DEBUG "node to be GC'd was obsoleted in the meantime.\n")); + jffs2_dbg(1, "node to be GC'd was obsoleted in the meantime.\n"); /* They'll call again */ goto upnout; } @@ -536,10 +553,10 @@ static int jffs2_garbage_collect_live(struct jffs2_sb_info *c, struct jffs2_era } else if (fd) { ret = jffs2_garbage_collect_deletion_dirent(c, jeb, f, fd); } else { - printk(KERN_WARNING "Raw node at 0x%08x wasn't in node lists for ino #%u\n", - ref_offset(raw), f->inocache->ino); + pr_warn("Raw node at 0x%08x wasn't in node lists for ino #%u\n", + ref_offset(raw), f->inocache->ino); if (ref_obsolete(raw)) { - printk(KERN_WARNING "But it's obsolete so we don't mind too much\n"); + pr_warn("But it's obsolete so we don't mind too much\n"); } else { jffs2_dbg_dump_node(c, ref_offset(raw)); BUG(); @@ -562,7 +579,8 @@ static int jffs2_garbage_collect_pristine(struct jffs2_sb_info *c, uint32_t crc, rawlen; int retried = 0; - D1(printk(KERN_DEBUG "Going to GC REF_PRISTINE node at 0x%08x\n", ref_offset(raw))); + jffs2_dbg(1, "Going to GC REF_PRISTINE node at 0x%08x\n", + ref_offset(raw)); alloclen = rawlen = ref_totlen(c, c->gcblock, raw); @@ -595,8 +613,8 @@ static int jffs2_garbage_collect_pristine(struct jffs2_sb_info *c, crc = crc32(0, node, sizeof(struct jffs2_unknown_node)-4); if (je32_to_cpu(node->u.hdr_crc) != crc) { - printk(KERN_WARNING "Header CRC failed on REF_PRISTINE node at 0x%08x: Read 0x%08x, calculated 0x%08x\n", - ref_offset(raw), je32_to_cpu(node->u.hdr_crc), crc); + pr_warn("Header CRC failed on REF_PRISTINE node at 0x%08x: Read 0x%08x, calculated 0x%08x\n", + ref_offset(raw), je32_to_cpu(node->u.hdr_crc), crc); goto bail; } @@ -604,16 +622,18 @@ static int jffs2_garbage_collect_pristine(struct jffs2_sb_info *c, case JFFS2_NODETYPE_INODE: crc = crc32(0, node, sizeof(node->i)-8); if (je32_to_cpu(node->i.node_crc) != crc) { - printk(KERN_WARNING "Node CRC failed on REF_PRISTINE data node at 0x%08x: Read 0x%08x, calculated 0x%08x\n", - ref_offset(raw), je32_to_cpu(node->i.node_crc), crc); + pr_warn("Node CRC failed on REF_PRISTINE data node at 0x%08x: Read 0x%08x, calculated 0x%08x\n", + ref_offset(raw), je32_to_cpu(node->i.node_crc), + crc); goto bail; } if (je32_to_cpu(node->i.dsize)) { crc = crc32(0, node->i.data, je32_to_cpu(node->i.csize)); if (je32_to_cpu(node->i.data_crc) != crc) { - printk(KERN_WARNING "Data CRC failed on REF_PRISTINE data node at 0x%08x: Read 0x%08x, calculated 0x%08x\n", - ref_offset(raw), je32_to_cpu(node->i.data_crc), crc); + pr_warn("Data CRC failed on REF_PRISTINE data node at 0x%08x: Read 0x%08x, calculated 0x%08x\n", + ref_offset(raw), + je32_to_cpu(node->i.data_crc), crc); goto bail; } } @@ -622,21 +642,24 @@ static int jffs2_garbage_collect_pristine(struct jffs2_sb_info *c, case JFFS2_NODETYPE_DIRENT: crc = crc32(0, node, sizeof(node->d)-8); if (je32_to_cpu(node->d.node_crc) != crc) { - printk(KERN_WARNING "Node CRC failed on REF_PRISTINE dirent node at 0x%08x: Read 0x%08x, calculated 0x%08x\n", - ref_offset(raw), je32_to_cpu(node->d.node_crc), crc); + pr_warn("Node CRC failed on REF_PRISTINE dirent node at 0x%08x: Read 0x%08x, calculated 0x%08x\n", + ref_offset(raw), + je32_to_cpu(node->d.node_crc), crc); goto bail; } if (strnlen(node->d.name, node->d.nsize) != node->d.nsize) { - printk(KERN_WARNING "Name in dirent node at 0x%08x contains zeroes\n", ref_offset(raw)); + pr_warn("Name in dirent node at 0x%08x contains zeroes\n", + ref_offset(raw)); goto bail; } if (node->d.nsize) { crc = crc32(0, node->d.name, node->d.nsize); if (je32_to_cpu(node->d.name_crc) != crc) { - printk(KERN_WARNING "Name CRC failed on REF_PRISTINE dirent node at 0x%08x: Read 0x%08x, calculated 0x%08x\n", - ref_offset(raw), je32_to_cpu(node->d.name_crc), crc); + pr_warn("Name CRC failed on REF_PRISTINE dirent node at 0x%08x: Read 0x%08x, calculated 0x%08x\n", + ref_offset(raw), + je32_to_cpu(node->d.name_crc), crc); goto bail; } } @@ -644,8 +667,8 @@ static int jffs2_garbage_collect_pristine(struct jffs2_sb_info *c, default: /* If it's inode-less, we don't _know_ what it is. Just copy it intact */ if (ic) { - printk(KERN_WARNING "Unknown node type for REF_PRISTINE node at 0x%08x: 0x%04x\n", - ref_offset(raw), je16_to_cpu(node->u.nodetype)); + pr_warn("Unknown node type for REF_PRISTINE node at 0x%08x: 0x%04x\n", + ref_offset(raw), je16_to_cpu(node->u.nodetype)); goto bail; } } @@ -657,12 +680,13 @@ static int jffs2_garbage_collect_pristine(struct jffs2_sb_info *c, ret = jffs2_flash_write(c, phys_ofs, rawlen, &retlen, (char *)node); if (ret || (retlen != rawlen)) { - printk(KERN_NOTICE "Write of %d bytes at 0x%08x failed. returned %d, retlen %zd\n", - rawlen, phys_ofs, ret, retlen); + pr_notice("Write of %d bytes at 0x%08x failed. returned %d, retlen %zd\n", + rawlen, phys_ofs, ret, retlen); if (retlen) { jffs2_add_physical_node_ref(c, phys_ofs | REF_OBSOLETE, rawlen, NULL); } else { - printk(KERN_NOTICE "Not marking the space at 0x%08x as dirty because the flash driver returned retlen zero\n", phys_ofs); + pr_notice("Not marking the space at 0x%08x as dirty because the flash driver returned retlen zero\n", + phys_ofs); } if (!retried) { /* Try to reallocate space and retry */ @@ -671,7 +695,7 @@ static int jffs2_garbage_collect_pristine(struct jffs2_sb_info *c, retried = 1; - D1(printk(KERN_DEBUG "Retrying failed write of REF_PRISTINE node.\n")); + jffs2_dbg(1, "Retrying failed write of REF_PRISTINE node.\n"); jffs2_dbg_acct_sanity_check(c,jeb); jffs2_dbg_acct_paranoia_check(c, jeb); @@ -681,14 +705,16 @@ static int jffs2_garbage_collect_pristine(struct jffs2_sb_info *c, it is only an upper estimation */ if (!ret) { - D1(printk(KERN_DEBUG "Allocated space at 0x%08x to retry failed write.\n", phys_ofs)); + jffs2_dbg(1, "Allocated space at 0x%08x to retry failed write.\n", + phys_ofs); jffs2_dbg_acct_sanity_check(c,jeb); jffs2_dbg_acct_paranoia_check(c, jeb); goto retry; } - D1(printk(KERN_DEBUG "Failed to allocate space to retry failed write: %d!\n", ret)); + jffs2_dbg(1, "Failed to allocate space to retry failed write: %d!\n", + ret); } if (!ret) @@ -698,7 +724,8 @@ static int jffs2_garbage_collect_pristine(struct jffs2_sb_info *c, jffs2_add_physical_node_ref(c, phys_ofs | REF_PRISTINE, rawlen, ic); jffs2_mark_node_obsolete(c, raw); - D1(printk(KERN_DEBUG "WHEEE! GC REF_PRISTINE node at 0x%08x succeeded\n", ref_offset(raw))); + jffs2_dbg(1, "WHEEE! GC REF_PRISTINE node at 0x%08x succeeded\n", + ref_offset(raw)); out_node: kfree(node); @@ -725,29 +752,32 @@ static int jffs2_garbage_collect_metadata(struct jffs2_sb_info *c, struct jffs2_ /* For these, we don't actually need to read the old node */ mdatalen = jffs2_encode_dev(&dev, JFFS2_F_I_RDEV(f)); mdata = (char *)&dev; - D1(printk(KERN_DEBUG "jffs2_garbage_collect_metadata(): Writing %d bytes of kdev_t\n", mdatalen)); + jffs2_dbg(1, "%s(): Writing %d bytes of kdev_t\n", + __func__, mdatalen); } else if (S_ISLNK(JFFS2_F_I_MODE(f))) { mdatalen = fn->size; mdata = kmalloc(fn->size, GFP_KERNEL); if (!mdata) { - printk(KERN_WARNING "kmalloc of mdata failed in jffs2_garbage_collect_metadata()\n"); + pr_warn("kmalloc of mdata failed in jffs2_garbage_collect_metadata()\n"); return -ENOMEM; } ret = jffs2_read_dnode(c, f, fn, mdata, 0, mdatalen); if (ret) { - printk(KERN_WARNING "read of old metadata failed in jffs2_garbage_collect_metadata(): %d\n", ret); + pr_warn("read of old metadata failed in jffs2_garbage_collect_metadata(): %d\n", + ret); kfree(mdata); return ret; } - D1(printk(KERN_DEBUG "jffs2_garbage_collect_metadata(): Writing %d bites of symlink target\n", mdatalen)); + jffs2_dbg(1, "%s(): Writing %d bites of symlink target\n", + __func__, mdatalen); } ret = jffs2_reserve_space_gc(c, sizeof(ri) + mdatalen, &alloclen, JFFS2_SUMMARY_INODE_SIZE); if (ret) { - printk(KERN_WARNING "jffs2_reserve_space_gc of %zd bytes for garbage_collect_metadata failed: %d\n", - sizeof(ri)+ mdatalen, ret); + pr_warn("jffs2_reserve_space_gc of %zd bytes for garbage_collect_metadata failed: %d\n", + sizeof(ri) + mdatalen, ret); goto out; } @@ -784,7 +814,7 @@ static int jffs2_garbage_collect_metadata(struct jffs2_sb_info *c, struct jffs2_ new_fn = jffs2_write_dnode(c, f, &ri, mdata, mdatalen, ALLOC_GC); if (IS_ERR(new_fn)) { - printk(KERN_WARNING "Error writing new dnode: %ld\n", PTR_ERR(new_fn)); + pr_warn("Error writing new dnode: %ld\n", PTR_ERR(new_fn)); ret = PTR_ERR(new_fn); goto out; } @@ -827,14 +857,15 @@ static int jffs2_garbage_collect_dirent(struct jffs2_sb_info *c, struct jffs2_er ret = jffs2_reserve_space_gc(c, sizeof(rd)+rd.nsize, &alloclen, JFFS2_SUMMARY_DIRENT_SIZE(rd.nsize)); if (ret) { - printk(KERN_WARNING "jffs2_reserve_space_gc of %zd bytes for garbage_collect_dirent failed: %d\n", - sizeof(rd)+rd.nsize, ret); + pr_warn("jffs2_reserve_space_gc of %zd bytes for garbage_collect_dirent failed: %d\n", + sizeof(rd)+rd.nsize, ret); return ret; } new_fd = jffs2_write_dirent(c, f, &rd, fd->name, rd.nsize, ALLOC_GC); if (IS_ERR(new_fd)) { - printk(KERN_WARNING "jffs2_write_dirent in garbage_collect_dirent failed: %ld\n", PTR_ERR(new_fd)); + pr_warn("jffs2_write_dirent in garbage_collect_dirent failed: %ld\n", + PTR_ERR(new_fd)); return PTR_ERR(new_fd); } jffs2_add_fd_to_list(c, new_fd, &f->dents); @@ -887,19 +918,22 @@ static int jffs2_garbage_collect_deletion_dirent(struct jffs2_sb_info *c, struct if (SECTOR_ADDR(raw->flash_offset) == SECTOR_ADDR(fd->raw->flash_offset)) continue; - D1(printk(KERN_DEBUG "Check potential deletion dirent at %08x\n", ref_offset(raw))); + jffs2_dbg(1, "Check potential deletion dirent at %08x\n", + ref_offset(raw)); /* This is an obsolete node belonging to the same directory, and it's of the right length. We need to take a closer look...*/ ret = jffs2_flash_read(c, ref_offset(raw), rawlen, &retlen, (char *)rd); if (ret) { - printk(KERN_WARNING "jffs2_g_c_deletion_dirent(): Read error (%d) reading obsolete node at %08x\n", ret, ref_offset(raw)); + pr_warn("%s(): Read error (%d) reading obsolete node at %08x\n", + __func__, ret, ref_offset(raw)); /* If we can't read it, we don't need to continue to obsolete it. Continue */ continue; } if (retlen != rawlen) { - printk(KERN_WARNING "jffs2_g_c_deletion_dirent(): Short read (%zd not %u) reading header from obsolete node at %08x\n", - retlen, rawlen, ref_offset(raw)); + pr_warn("%s(): Short read (%zd not %u) reading header from obsolete node at %08x\n", + __func__, retlen, rawlen, + ref_offset(raw)); continue; } @@ -923,8 +957,9 @@ static int jffs2_garbage_collect_deletion_dirent(struct jffs2_sb_info *c, struct a new deletion dirent to replace it */ mutex_unlock(&c->erase_free_sem); - D1(printk(KERN_DEBUG "Deletion dirent at %08x still obsoletes real dirent \"%s\" at %08x for ino #%u\n", - ref_offset(fd->raw), fd->name, ref_offset(raw), je32_to_cpu(rd->ino))); + jffs2_dbg(1, "Deletion dirent at %08x still obsoletes real dirent \"%s\" at %08x for ino #%u\n", + ref_offset(fd->raw), fd->name, + ref_offset(raw), je32_to_cpu(rd->ino)); kfree(rd); return jffs2_garbage_collect_dirent(c, jeb, f, fd); @@ -947,7 +982,8 @@ static int jffs2_garbage_collect_deletion_dirent(struct jffs2_sb_info *c, struct fdp = &(*fdp)->next; } if (!found) { - printk(KERN_WARNING "Deletion dirent \"%s\" not found in list for ino #%u\n", fd->name, f->inocache->ino); + pr_warn("Deletion dirent \"%s\" not found in list for ino #%u\n", + fd->name, f->inocache->ino); } jffs2_mark_node_obsolete(c, fd->raw); jffs2_free_full_dirent(fd); @@ -964,8 +1000,8 @@ static int jffs2_garbage_collect_hole(struct jffs2_sb_info *c, struct jffs2_eras uint32_t alloclen, ilen; int ret; - D1(printk(KERN_DEBUG "Writing replacement hole node for ino #%u from offset 0x%x to 0x%x\n", - f->inocache->ino, start, end)); + jffs2_dbg(1, "Writing replacement hole node for ino #%u from offset 0x%x to 0x%x\n", + f->inocache->ino, start, end); memset(&ri, 0, sizeof(ri)); @@ -976,35 +1012,37 @@ static int jffs2_garbage_collect_hole(struct jffs2_sb_info *c, struct jffs2_eras write it out again with the _same_ version as before */ ret = jffs2_flash_read(c, ref_offset(fn->raw), sizeof(ri), &readlen, (char *)&ri); if (readlen != sizeof(ri) || ret) { - printk(KERN_WARNING "Node read failed in jffs2_garbage_collect_hole. Ret %d, retlen %zd. Data will be lost by writing new hole node\n", ret, readlen); + pr_warn("Node read failed in jffs2_garbage_collect_hole. Ret %d, retlen %zd. Data will be lost by writing new hole node\n", + ret, readlen); goto fill; } if (je16_to_cpu(ri.nodetype) != JFFS2_NODETYPE_INODE) { - printk(KERN_WARNING "jffs2_garbage_collect_hole: Node at 0x%08x had node type 0x%04x instead of JFFS2_NODETYPE_INODE(0x%04x)\n", - ref_offset(fn->raw), - je16_to_cpu(ri.nodetype), JFFS2_NODETYPE_INODE); + pr_warn("%s(): Node at 0x%08x had node type 0x%04x instead of JFFS2_NODETYPE_INODE(0x%04x)\n", + __func__, ref_offset(fn->raw), + je16_to_cpu(ri.nodetype), JFFS2_NODETYPE_INODE); return -EIO; } if (je32_to_cpu(ri.totlen) != sizeof(ri)) { - printk(KERN_WARNING "jffs2_garbage_collect_hole: Node at 0x%08x had totlen 0x%x instead of expected 0x%zx\n", - ref_offset(fn->raw), - je32_to_cpu(ri.totlen), sizeof(ri)); + pr_warn("%s(): Node at 0x%08x had totlen 0x%x instead of expected 0x%zx\n", + __func__, ref_offset(fn->raw), + je32_to_cpu(ri.totlen), sizeof(ri)); return -EIO; } crc = crc32(0, &ri, sizeof(ri)-8); if (crc != je32_to_cpu(ri.node_crc)) { - printk(KERN_WARNING "jffs2_garbage_collect_hole: Node at 0x%08x had CRC 0x%08x which doesn't match calculated CRC 0x%08x\n", - ref_offset(fn->raw), - je32_to_cpu(ri.node_crc), crc); + pr_warn("%s: Node at 0x%08x had CRC 0x%08x which doesn't match calculated CRC 0x%08x\n", + __func__, ref_offset(fn->raw), + je32_to_cpu(ri.node_crc), crc); /* FIXME: We could possibly deal with this by writing new holes for each frag */ - printk(KERN_WARNING "Data in the range 0x%08x to 0x%08x of inode #%u will be lost\n", - start, end, f->inocache->ino); + pr_warn("Data in the range 0x%08x to 0x%08x of inode #%u will be lost\n", + start, end, f->inocache->ino); goto fill; } if (ri.compr != JFFS2_COMPR_ZERO) { - printk(KERN_WARNING "jffs2_garbage_collect_hole: Node 0x%08x wasn't a hole node!\n", ref_offset(fn->raw)); - printk(KERN_WARNING "Data in the range 0x%08x to 0x%08x of inode #%u will be lost\n", - start, end, f->inocache->ino); + pr_warn("%s(): Node 0x%08x wasn't a hole node!\n", + __func__, ref_offset(fn->raw)); + pr_warn("Data in the range 0x%08x to 0x%08x of inode #%u will be lost\n", + start, end, f->inocache->ino); goto fill; } } else { @@ -1043,14 +1081,14 @@ static int jffs2_garbage_collect_hole(struct jffs2_sb_info *c, struct jffs2_eras ret = jffs2_reserve_space_gc(c, sizeof(ri), &alloclen, JFFS2_SUMMARY_INODE_SIZE); if (ret) { - printk(KERN_WARNING "jffs2_reserve_space_gc of %zd bytes for garbage_collect_hole failed: %d\n", - sizeof(ri), ret); + pr_warn("jffs2_reserve_space_gc of %zd bytes for garbage_collect_hole failed: %d\n", + sizeof(ri), ret); return ret; } new_fn = jffs2_write_dnode(c, f, &ri, NULL, 0, ALLOC_GC); if (IS_ERR(new_fn)) { - printk(KERN_WARNING "Error writing new hole node: %ld\n", PTR_ERR(new_fn)); + pr_warn("Error writing new hole node: %ld\n", PTR_ERR(new_fn)); return PTR_ERR(new_fn); } if (je32_to_cpu(ri.version) == f->highest_version) { @@ -1070,9 +1108,9 @@ static int jffs2_garbage_collect_hole(struct jffs2_sb_info *c, struct jffs2_eras * above.) */ D1(if(unlikely(fn->frags <= 1)) { - printk(KERN_WARNING "jffs2_garbage_collect_hole: Replacing fn with %d frag(s) but new ver %d != highest_version %d of ino #%d\n", - fn->frags, je32_to_cpu(ri.version), f->highest_version, - je32_to_cpu(ri.ino)); + pr_warn("%s(): Replacing fn with %d frag(s) but new ver %d != highest_version %d of ino #%d\n", + __func__, fn->frags, je32_to_cpu(ri.version), + f->highest_version, je32_to_cpu(ri.ino)); }); /* This is a partially-overlapped hole node. Mark it REF_NORMAL not REF_PRISTINE */ @@ -1089,11 +1127,11 @@ static int jffs2_garbage_collect_hole(struct jffs2_sb_info *c, struct jffs2_eras } } if (fn->frags) { - printk(KERN_WARNING "jffs2_garbage_collect_hole: Old node still has frags!\n"); + pr_warn("%s(): Old node still has frags!\n", __func__); BUG(); } if (!new_fn->frags) { - printk(KERN_WARNING "jffs2_garbage_collect_hole: New node has no frags!\n"); + pr_warn("%s(): New node has no frags!\n", __func__); BUG(); } @@ -1117,8 +1155,8 @@ static int jffs2_garbage_collect_dnode(struct jffs2_sb_info *c, struct jffs2_era memset(&ri, 0, sizeof(ri)); - D1(printk(KERN_DEBUG "Writing replacement dnode for ino #%u from offset 0x%x to 0x%x\n", - f->inocache->ino, start, end)); + jffs2_dbg(1, "Writing replacement dnode for ino #%u from offset 0x%x to 0x%x\n", + f->inocache->ino, start, end); orig_end = end; orig_start = start; @@ -1149,15 +1187,15 @@ static int jffs2_garbage_collect_dnode(struct jffs2_sb_info *c, struct jffs2_era /* If the previous frag doesn't even reach the beginning, there's excessive fragmentation. Just merge. */ if (frag->ofs > min) { - D1(printk(KERN_DEBUG "Expanding down to cover partial frag (0x%x-0x%x)\n", - frag->ofs, frag->ofs+frag->size)); + jffs2_dbg(1, "Expanding down to cover partial frag (0x%x-0x%x)\n", + frag->ofs, frag->ofs+frag->size); start = frag->ofs; continue; } /* OK. This frag holds the first byte of the page. */ if (!frag->node || !frag->node->raw) { - D1(printk(KERN_DEBUG "First frag in page is hole (0x%x-0x%x). Not expanding down.\n", - frag->ofs, frag->ofs+frag->size)); + jffs2_dbg(1, "First frag in page is hole (0x%x-0x%x). Not expanding down.\n", + frag->ofs, frag->ofs+frag->size); break; } else { @@ -1171,19 +1209,25 @@ static int jffs2_garbage_collect_dnode(struct jffs2_sb_info *c, struct jffs2_era jeb = &c->blocks[raw->flash_offset / c->sector_size]; if (jeb == c->gcblock) { - D1(printk(KERN_DEBUG "Expanding down to cover frag (0x%x-0x%x) in gcblock at %08x\n", - frag->ofs, frag->ofs+frag->size, ref_offset(raw))); + jffs2_dbg(1, "Expanding down to cover frag (0x%x-0x%x) in gcblock at %08x\n", + frag->ofs, + frag->ofs + frag->size, + ref_offset(raw)); start = frag->ofs; break; } if (!ISDIRTY(jeb->dirty_size + jeb->wasted_size)) { - D1(printk(KERN_DEBUG "Not expanding down to cover frag (0x%x-0x%x) in clean block %08x\n", - frag->ofs, frag->ofs+frag->size, jeb->offset)); + jffs2_dbg(1, "Not expanding down to cover frag (0x%x-0x%x) in clean block %08x\n", + frag->ofs, + frag->ofs + frag->size, + jeb->offset); break; } - D1(printk(KERN_DEBUG "Expanding down to cover frag (0x%x-0x%x) in dirty block %08x\n", - frag->ofs, frag->ofs+frag->size, jeb->offset)); + jffs2_dbg(1, "Expanding down to cover frag (0x%x-0x%x) in dirty block %08x\n", + frag->ofs, + frag->ofs + frag->size, + jeb->offset); start = frag->ofs; break; } @@ -1199,15 +1243,15 @@ static int jffs2_garbage_collect_dnode(struct jffs2_sb_info *c, struct jffs2_era /* If the previous frag doesn't even reach the beginning, there's lots of fragmentation. Just merge. */ if (frag->ofs+frag->size < max) { - D1(printk(KERN_DEBUG "Expanding up to cover partial frag (0x%x-0x%x)\n", - frag->ofs, frag->ofs+frag->size)); + jffs2_dbg(1, "Expanding up to cover partial frag (0x%x-0x%x)\n", + frag->ofs, frag->ofs+frag->size); end = frag->ofs + frag->size; continue; } if (!frag->node || !frag->node->raw) { - D1(printk(KERN_DEBUG "Last frag in page is hole (0x%x-0x%x). Not expanding up.\n", - frag->ofs, frag->ofs+frag->size)); + jffs2_dbg(1, "Last frag in page is hole (0x%x-0x%x). Not expanding up.\n", + frag->ofs, frag->ofs+frag->size); break; } else { @@ -1221,25 +1265,31 @@ static int jffs2_garbage_collect_dnode(struct jffs2_sb_info *c, struct jffs2_era jeb = &c->blocks[raw->flash_offset / c->sector_size]; if (jeb == c->gcblock) { - D1(printk(KERN_DEBUG "Expanding up to cover frag (0x%x-0x%x) in gcblock at %08x\n", - frag->ofs, frag->ofs+frag->size, ref_offset(raw))); + jffs2_dbg(1, "Expanding up to cover frag (0x%x-0x%x) in gcblock at %08x\n", + frag->ofs, + frag->ofs + frag->size, + ref_offset(raw)); end = frag->ofs + frag->size; break; } if (!ISDIRTY(jeb->dirty_size + jeb->wasted_size)) { - D1(printk(KERN_DEBUG "Not expanding up to cover frag (0x%x-0x%x) in clean block %08x\n", - frag->ofs, frag->ofs+frag->size, jeb->offset)); + jffs2_dbg(1, "Not expanding up to cover frag (0x%x-0x%x) in clean block %08x\n", + frag->ofs, + frag->ofs + frag->size, + jeb->offset); break; } - D1(printk(KERN_DEBUG "Expanding up to cover frag (0x%x-0x%x) in dirty block %08x\n", - frag->ofs, frag->ofs+frag->size, jeb->offset)); + jffs2_dbg(1, "Expanding up to cover frag (0x%x-0x%x) in dirty block %08x\n", + frag->ofs, + frag->ofs + frag->size, + jeb->offset); end = frag->ofs + frag->size; break; } } - D1(printk(KERN_DEBUG "Expanded dnode to write from (0x%x-0x%x) to (0x%x-0x%x)\n", - orig_start, orig_end, start, end)); + jffs2_dbg(1, "Expanded dnode to write from (0x%x-0x%x) to (0x%x-0x%x)\n", + orig_start, orig_end, start, end); D1(BUG_ON(end > frag_last(&f->fragtree)->ofs + frag_last(&f->fragtree)->size)); BUG_ON(end < orig_end); @@ -1256,7 +1306,8 @@ static int jffs2_garbage_collect_dnode(struct jffs2_sb_info *c, struct jffs2_era pg_ptr = jffs2_gc_fetch_page(c, f, start, &pg); if (IS_ERR(pg_ptr)) { - printk(KERN_WARNING "read_cache_page() returned error: %ld\n", PTR_ERR(pg_ptr)); + pr_warn("read_cache_page() returned error: %ld\n", + PTR_ERR(pg_ptr)); return PTR_ERR(pg_ptr); } @@ -1270,8 +1321,8 @@ static int jffs2_garbage_collect_dnode(struct jffs2_sb_info *c, struct jffs2_era &alloclen, JFFS2_SUMMARY_INODE_SIZE); if (ret) { - printk(KERN_WARNING "jffs2_reserve_space_gc of %zd bytes for garbage_collect_dnode failed: %d\n", - sizeof(ri)+ JFFS2_MIN_DATA_LEN, ret); + pr_warn("jffs2_reserve_space_gc of %zd bytes for garbage_collect_dnode failed: %d\n", + sizeof(ri) + JFFS2_MIN_DATA_LEN, ret); break; } cdatalen = min_t(uint32_t, alloclen - sizeof(ri), end - offset); @@ -1308,7 +1359,8 @@ static int jffs2_garbage_collect_dnode(struct jffs2_sb_info *c, struct jffs2_era jffs2_free_comprbuf(comprbuf, writebuf); if (IS_ERR(new_fn)) { - printk(KERN_WARNING "Error writing new dnode: %ld\n", PTR_ERR(new_fn)); + pr_warn("Error writing new dnode: %ld\n", + PTR_ERR(new_fn)); ret = PTR_ERR(new_fn); break; }