*
* For licensing information, see the file 'LICENCE' in this directory.
*
- * $Id: write.c,v 1.88 2005/01/24 21:13:39 hammache Exp $
+ * $Id: write.c,v 1.95 2005/08/17 13:46:23 dedekind Exp $
*
*/
f->inocache = ic;
f->inocache->nlink = 1;
f->inocache->nodes = (struct jffs2_raw_node_ref *)f->inocache;
- f->inocache->ino = ++c->highest_ino;
f->inocache->state = INO_STATE_PRESENT;
- ri->ino = cpu_to_je32(f->inocache->ino);
- D1(printk(KERN_DEBUG "jffs2_do_new_inode(): Assigned ino# %d\n", f->inocache->ino));
jffs2_add_ino_cache(c, f->inocache);
+ D1(printk(KERN_DEBUG "jffs2_do_new_inode(): Assigned ino# %d\n", f->inocache->ino));
+ ri->ino = cpu_to_je32(f->inocache->ino);
ri->magic = cpu_to_je16(JFFS2_MAGIC_BITMASK);
ri->nodetype = cpu_to_je16(JFFS2_NODETYPE_INODE);
return 0;
}
-#if CONFIG_JFFS2_FS_DEBUG > 0
-static void writecheck(struct jffs2_sb_info *c, uint32_t ofs)
-{
- unsigned char buf[16];
- size_t retlen;
- int ret, i;
-
- ret = jffs2_flash_read(c, ofs, 16, &retlen, buf);
- if (ret || (retlen != 16)) {
- D1(printk(KERN_DEBUG "read failed or short in writecheck(). ret %d, retlen %zd\n", ret, retlen));
- return;
- }
- ret = 0;
- for (i=0; i<16; i++) {
- if (buf[i] != 0xff)
- ret = 1;
- }
- if (ret) {
- printk(KERN_WARNING "ARGH. About to write node to 0x%08x on flash, but there are data already there:\n", ofs);
- printk(KERN_WARNING "0x%08x: %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x\n",
- ofs,
- buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6], buf[7],
- buf[8], buf[9], buf[10], buf[11], buf[12], buf[13], buf[14], buf[15]);
- }
-}
-#endif
-
-
/* jffs2_write_dnode - given a raw_inode, allocate a full_dnode for it,
write it to the flash, link it into the existing inode/fragment list */
vecs[1].iov_base = (unsigned char *)data;
vecs[1].iov_len = datalen;
- D1(writecheck(c, flash_ofs));
+ jffs2_dbg_prewrite_paranoia_check(c, flash_ofs, vecs[0].iov_len + vecs[1].iov_len);
if (je32_to_cpu(ri->totlen) != sizeof(*ri) + datalen) {
printk(KERN_WARNING "jffs2_write_dnode: ri->totlen (0x%08x) != sizeof(*ri) (0x%08zx) + datalen (0x%08x)\n", je32_to_cpu(ri->totlen), sizeof(*ri), datalen);
raw->__totlen = PAD(sizeof(*ri)+datalen);
raw->next_phys = NULL;
- if ((alloc_mode!=ALLOC_GC) && (je32_to_cpu(ri->version) < f->highest_version))
- {
- if (! retried)
- {
- BUG();
- }
- else
- {
- D1(printk(KERN_DEBUG "jffs2_write_dnode : dnode_version %d, highest version %d -> updating dnode\n",
- je32_to_cpu(ri->version), f->highest_version));
- ri->version = cpu_to_je32(++f->highest_version);
- ri->node_crc = cpu_to_je32(crc32(0, ri, sizeof(*ri)-8));
- }
+ if ((alloc_mode!=ALLOC_GC) && (je32_to_cpu(ri->version) < f->highest_version)) {
+ BUG_ON(!retried);
+ D1(printk(KERN_DEBUG "jffs2_write_dnode : dnode_version %d, "
+ "highest version %d -> updating dnode\n",
+ je32_to_cpu(ri->version), f->highest_version));
+ ri->version = cpu_to_je32(++f->highest_version);
+ ri->node_crc = cpu_to_je32(crc32(0, ri, sizeof(*ri)-8));
}
ret = jffs2_flash_writev(c, vecs, cnt, flash_ofs, &retlen,
D1(printk(KERN_DEBUG "Retrying failed write.\n"));
- ACCT_SANITY_CHECK(c,jeb);
- D1(ACCT_PARANOIA_CHECK(jeb));
+ jffs2_dbg_acct_sanity_check(c,jeb);
+ jffs2_dbg_acct_paranoia_check(c, jeb);
if (alloc_mode == ALLOC_GC) {
ret = jffs2_reserve_space_gc(c, sizeof(*ri) + datalen, &flash_ofs, &dummy);
if (!ret) {
D1(printk(KERN_DEBUG "Allocated space at 0x%08x to retry failed write.\n", flash_ofs));
- ACCT_SANITY_CHECK(c,jeb);
- D1(ACCT_PARANOIA_CHECK(jeb));
+ jffs2_dbg_acct_sanity_check(c,jeb);
+ jffs2_dbg_acct_paranoia_check(c, jeb);
goto retry;
}
je32_to_cpu(ri->data_crc), je32_to_cpu(ri->totlen)));
if (retried) {
- ACCT_SANITY_CHECK(c,NULL);
+ jffs2_dbg_acct_sanity_check(c,NULL);
}
return fn;
D1(printk(KERN_DEBUG "jffs2_write_dirent(ino #%u, name at *0x%p \"%s\"->ino #%u, name_crc 0x%08x)\n",
je32_to_cpu(rd->pino), name, name, je32_to_cpu(rd->ino),
je32_to_cpu(rd->name_crc)));
- D1(writecheck(c, flash_ofs));
D1(if(je32_to_cpu(rd->hdr_crc) != crc32(0, rd, sizeof(struct jffs2_unknown_node)-4)) {
printk(KERN_CRIT "Eep. CRC not correct in jffs2_write_dirent()\n");
vecs[1].iov_base = (unsigned char *)name;
vecs[1].iov_len = namelen;
+ jffs2_dbg_prewrite_paranoia_check(c, flash_ofs, vecs[0].iov_len + vecs[1].iov_len);
+
raw = jffs2_alloc_raw_node_ref();
if (!raw)
raw->__totlen = PAD(sizeof(*rd)+namelen);
raw->next_phys = NULL;
- if ((alloc_mode!=ALLOC_GC) && (je32_to_cpu(rd->version) < f->highest_version))
- {
- if (! retried)
- {
- BUG();
- }
- else
- {
- D1(printk(KERN_DEBUG "jffs2_write_dirent : dirent_version %d, highest version %d -> updating dirent\n",
- je32_to_cpu(rd->version), f->highest_version));
- rd->version = cpu_to_je32(++f->highest_version);
- fd->version = je32_to_cpu(rd->version);
- rd->node_crc = cpu_to_je32(crc32(0, rd, sizeof(*rd)-8));
- }
+ if ((alloc_mode!=ALLOC_GC) && (je32_to_cpu(rd->version) < f->highest_version)) {
+ BUG_ON(!retried);
+ D1(printk(KERN_DEBUG "jffs2_write_dirent : dirent_version %d, "
+ "highest version %d -> updating dirent\n",
+ je32_to_cpu(rd->version), f->highest_version));
+ rd->version = cpu_to_je32(++f->highest_version);
+ fd->version = je32_to_cpu(rd->version);
+ rd->node_crc = cpu_to_je32(crc32(0, rd, sizeof(*rd)-8));
}
ret = jffs2_flash_writev(c, vecs, 2, flash_ofs, &retlen,
D1(printk(KERN_DEBUG "Retrying failed write.\n"));
- ACCT_SANITY_CHECK(c,jeb);
- D1(ACCT_PARANOIA_CHECK(jeb));
+ jffs2_dbg_acct_sanity_check(c,jeb);
+ jffs2_dbg_acct_paranoia_check(c, jeb);
if (alloc_mode == ALLOC_GC) {
ret = jffs2_reserve_space_gc(c, sizeof(*rd) + namelen, &flash_ofs, &dummy);
if (!ret) {
D1(printk(KERN_DEBUG "Allocated space at 0x%08x to retry failed write.\n", flash_ofs));
- ACCT_SANITY_CHECK(c,jeb);
- D1(ACCT_PARANOIA_CHECK(jeb));
+ 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));
spin_unlock(&c->erase_completion_lock);
if (retried) {
- ACCT_SANITY_CHECK(c,NULL);
+ jffs2_dbg_acct_sanity_check(c,NULL);
}
return fd;
int jffs2_do_unlink(struct jffs2_sb_info *c, struct jffs2_inode_info *dir_f,
- const char *name, int namelen, struct jffs2_inode_info *dead_f)
+ const char *name, int namelen, struct jffs2_inode_info *dead_f,
+ uint32_t time)
{
struct jffs2_raw_dirent *rd;
struct jffs2_full_dirent *fd;
rd->pino = cpu_to_je32(dir_f->inocache->ino);
rd->version = cpu_to_je32(++dir_f->highest_version);
rd->ino = cpu_to_je32(0);
- rd->mctime = cpu_to_je32(get_seconds());
+ rd->mctime = cpu_to_je32(time);
rd->nsize = namelen;
rd->type = DT_UNKNOWN;
rd->node_crc = cpu_to_je32(crc32(0, rd, sizeof(*rd)-8));
down(&dead_f->sem);
- while (dead_f->dents) {
- /* There can be only deleted ones */
- fd = dead_f->dents;
-
- dead_f->dents = fd->next;
-
- if (fd->ino) {
- printk(KERN_WARNING "Deleting inode #%u with active dentry \"%s\"->ino #%u\n",
- dead_f->inocache->ino, fd->name, fd->ino);
- } else {
- D1(printk(KERN_DEBUG "Removing deletion dirent for \"%s\" from dir ino #%u\n", fd->name, dead_f->inocache->ino));
+ if (S_ISDIR(OFNI_EDONI_2SFFJ(dead_f)->i_mode)) {
+ while (dead_f->dents) {
+ /* There can be only deleted ones */
+ fd = dead_f->dents;
+
+ dead_f->dents = fd->next;
+
+ if (fd->ino) {
+ printk(KERN_WARNING "Deleting inode #%u with active dentry \"%s\"->ino #%u\n",
+ dead_f->inocache->ino, fd->name, fd->ino);
+ } else {
+ D1(printk(KERN_DEBUG "Removing deletion dirent for \"%s\" from dir ino #%u\n",
+ fd->name, dead_f->inocache->ino));
+ }
+ jffs2_mark_node_obsolete(c, fd->raw);
+ jffs2_free_full_dirent(fd);
}
- jffs2_mark_node_obsolete(c, fd->raw);
- jffs2_free_full_dirent(fd);
}
dead_f->inocache->nlink--;
}
-int jffs2_do_link (struct jffs2_sb_info *c, struct jffs2_inode_info *dir_f, uint32_t ino, uint8_t type, const char *name, int namelen)
+int jffs2_do_link (struct jffs2_sb_info *c, struct jffs2_inode_info *dir_f, uint32_t ino, uint8_t type, const char *name, int namelen, uint32_t time)
{
struct jffs2_raw_dirent *rd;
struct jffs2_full_dirent *fd;
rd->pino = cpu_to_je32(dir_f->inocache->ino);
rd->version = cpu_to_je32(++dir_f->highest_version);
rd->ino = cpu_to_je32(ino);
- rd->mctime = cpu_to_je32(get_seconds());
+ rd->mctime = cpu_to_je32(time);
rd->nsize = namelen;
rd->type = type;