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yaffs2: Update for kernel 3.4 

Update yaffs2 for newer kernel constructs and the removal of the
big kernel lock.

Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
This commit is contained in:
Stephen Boyd 2013-02-08 13:32:09 -08:00
parent e7bbf3b2f3
commit a1d4437f5f
4 changed files with 51 additions and 56 deletions
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2
fs/yaffs2/yaffs_mtdif.c
View File

@ -40,7 +40,7 @@ int nandmtd_erase_block(struct yaffs_dev *dev, int block_no)
ei.callback = NULL;
ei.priv = (u_long) dev;
retval = mtd->erase(mtd, &ei);
retval = mtd_erase(mtd, &ei);
if (retval == 0)
return YAFFS_OK;

14
fs/yaffs2/yaffs_mtdif1.c
View File

@ -103,13 +103,13 @@ int nandmtd1_write_chunk_tags(struct yaffs_dev *dev,
#endif
memset(&ops, 0, sizeof(ops));
ops.mode = MTD_OOB_AUTO;
ops.mode = MTD_OPS_AUTO_OOB;
ops.len = (data) ? chunk_bytes : 0;
ops.ooblen = YTAG1_SIZE;
ops.datbuf = (u8 *) data;
ops.oobbuf = (u8 *) & pt1;
retval = mtd->write_oob(mtd, addr, &ops);
retval = mtd_write_oob(mtd, addr, &ops);
if (retval) {
yaffs_trace(YAFFS_TRACE_MTD,
"write_oob failed, chunk %d, mtd error %d",
@ -156,7 +156,7 @@ int nandmtd1_read_chunk_tags(struct yaffs_dev *dev,
int deleted;
memset(&ops, 0, sizeof(ops));
ops.mode = MTD_OOB_AUTO;
ops.mode = MTD_OPS_AUTO_OOB;
ops.len = (data) ? chunk_bytes : 0;
ops.ooblen = YTAG1_SIZE;
ops.datbuf = data;
@ -165,7 +165,7 @@ int nandmtd1_read_chunk_tags(struct yaffs_dev *dev,
/* Read page and oob using MTD.
* Check status and determine ECC result.
*/
retval = mtd->read_oob(mtd, addr, &ops);
retval = mtd_read_oob(mtd, addr, &ops);
if (retval) {
yaffs_trace(YAFFS_TRACE_MTD,
"read_oob failed, chunk %d, mtd error %d",
@ -189,7 +189,7 @@ int nandmtd1_read_chunk_tags(struct yaffs_dev *dev,
/* fall into... */
default:
rettags(etags, YAFFS_ECC_RESULT_UNFIXED, 0);
etags->block_bad = (mtd->block_isbad) (mtd, addr);
etags->block_bad = mtd_block_isbad(mtd, addr);
return YAFFS_FAIL;
}
@ -257,7 +257,7 @@ int nandmtd1_mark_block_bad(struct yaffs_dev *dev, int block_no)
yaffs_trace(YAFFS_TRACE_BAD_BLOCKS,
"marking block %d bad", block_no);
retval = mtd->block_markbad(mtd, (loff_t) blocksize * block_no);
retval = mtd_block_markbad(mtd, (loff_t) blocksize * block_no);
return (retval) ? YAFFS_FAIL : YAFFS_OK;
}
@ -307,7 +307,7 @@ int nandmtd1_query_block(struct yaffs_dev *dev, int block_no,
return YAFFS_FAIL;
retval = nandmtd1_read_chunk_tags(dev, chunk_num, NULL, &etags);
etags.block_bad = (mtd->block_isbad) (mtd, addr);
etags.block_bad = mtd_block_isbad(mtd, addr);
if (etags.block_bad) {
yaffs_trace(YAFFS_TRACE_BAD_BLOCKS,
"block %d is marked bad", block_no);

14
fs/yaffs2/yaffs_mtdif2.c
View File

@ -70,13 +70,13 @@ int nandmtd2_write_chunk_tags(struct yaffs_dev *dev, int nand_chunk,
yaffs_pack_tags2(&pt, tags, !dev->param.no_tags_ecc);
}
ops.mode = MTD_OOB_AUTO;
ops.mode = MTD_OPS_AUTO_OOB;
ops.ooblen = (dev->param.inband_tags) ? 0 : packed_tags_size;
ops.len = dev->param.total_bytes_per_chunk;
ops.ooboffs = 0;
ops.datbuf = (u8 *) data;
ops.oobbuf = (dev->param.inband_tags) ? NULL : packed_tags_ptr;
retval = mtd->write_oob(mtd, addr, &ops);
retval = mtd_write_oob(mtd, addr, &ops);
if (retval == 0)
return YAFFS_OK;
@ -117,16 +117,16 @@ int nandmtd2_read_chunk_tags(struct yaffs_dev *dev, int nand_chunk,
}
if (dev->param.inband_tags || (data && !tags))
retval = mtd->read(mtd, addr, dev->param.total_bytes_per_chunk,
retval = mtd_read(mtd, addr, dev->param.total_bytes_per_chunk,
&dummy, data);
else if (tags) {
ops.mode = MTD_OOB_AUTO;
ops.mode = MTD_OPS_AUTO_OOB;
ops.ooblen = packed_tags_size;
ops.len = data ? dev->data_bytes_per_chunk : packed_tags_size;
ops.ooboffs = 0;
ops.datbuf = data;
ops.oobbuf = yaffs_dev_to_lc(dev)->spare_buffer;
retval = mtd->read_oob(mtd, addr, &ops);
retval = mtd_read_oob(mtd, addr, &ops);
}
if (dev->param.inband_tags) {
@ -173,7 +173,7 @@ int nandmtd2_mark_block_bad(struct yaffs_dev *dev, int block_no)
"nandmtd2_mark_block_bad %d", block_no);
retval =
mtd->block_markbad(mtd,
mtd_block_markbad(mtd,
block_no * dev->param.chunks_per_block *
dev->param.total_bytes_per_chunk);
@ -192,7 +192,7 @@ int nandmtd2_query_block(struct yaffs_dev *dev, int block_no,
yaffs_trace(YAFFS_TRACE_MTD, "nandmtd2_query_block %d", block_no);
retval =
mtd->block_isbad(mtd,
mtd_block_isbad(mtd,
block_no * dev->param.chunks_per_block *
dev->param.total_bytes_per_chunk);

77
fs/yaffs2/yaffs_vfs.c
View File

@ -43,7 +43,6 @@
#include <linux/init.h>
#include <linux/fs.h>
#include <linux/proc_fs.h>
#include <linux/smp_lock.h>
#include <linux/pagemap.h>
#include <linux/mtd/mtd.h>
#include <linux/interrupt.h>
@ -203,7 +202,7 @@ struct inode *yaffs_get_inode(struct super_block *sb, int mode, int dev,
return inode;
}
static int yaffs_mknod(struct inode *dir, struct dentry *dentry, int mode,
static int yaffs_mknod(struct inode *dir, struct dentry *dentry, umode_t mode,
dev_t rdev)
{
struct inode *inode;
@ -283,12 +282,12 @@ static int yaffs_mknod(struct inode *dir, struct dentry *dentry, int mode,
return error;
}
static int yaffs_mkdir(struct inode *dir, struct dentry *dentry, int mode)
static int yaffs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
{
return yaffs_mknod(dir, dentry, mode | S_IFDIR, 0);
}
static int yaffs_create(struct inode *dir, struct dentry *dentry, int mode,
static int yaffs_create(struct inode *dir, struct dentry *dentry, umode_t mode,
struct nameidata *n)
{
return yaffs_mknod(dir, dentry, mode | S_IFREG, 0);
@ -315,7 +314,7 @@ static int yaffs_link(struct dentry *old_dentry, struct inode *dir,
obj);
if (link) {
old_dentry->d_inode->i_nlink = yaffs_get_obj_link_count(obj);
set_nlink(old_dentry->d_inode, yaffs_get_obj_link_count(obj));
d_instantiate(dentry, old_dentry->d_inode);
atomic_inc(&old_dentry->d_inode->i_count);
yaffs_trace(YAFFS_TRACE_OS,
@ -430,7 +429,7 @@ static int yaffs_unlink(struct inode *dir, struct dentry *dentry)
ret_val = yaffs_unlinker(obj, dentry->d_name.name);
if (ret_val == YAFFS_OK) {
dentry->d_inode->i_nlink--;
drop_nlink(dentry->d_inode);
dir->i_version++;
yaffs_gross_unlock(dev);
mark_inode_dirty(dentry->d_inode);
@ -441,7 +440,7 @@ static int yaffs_unlink(struct inode *dir, struct dentry *dentry)
return -ENOTEMPTY;
}
static int yaffs_sync_object(struct file *file, int datasync)
static int yaffs_sync_object(struct file *file, loff_t a, loff_t b, int datasync)
{
struct yaffs_obj *obj;
@ -498,7 +497,7 @@ static int yaffs_rename(struct inode *old_dir, struct dentry *old_dentry,
if (ret_val == YAFFS_OK) {
if (target) {
new_dentry->d_inode->i_nlink--;
drop_nlink(new_dentry->d_inode);
mark_inode_dirty(new_dentry->d_inode);
}
@ -1923,7 +1922,7 @@ static void yaffs_fill_inode_from_obj(struct inode *inode,
inode->i_size = yaffs_get_obj_length(obj);
inode->i_blocks = (inode->i_size + 511) >> 9;
inode->i_nlink = yaffs_get_obj_link_count(obj);
set_nlink(inode, yaffs_get_obj_link_count(obj));
yaffs_trace(YAFFS_TRACE_OS,
"yaffs_fill_inode mode %x uid %d gid %d size %d count %d",
@ -1998,8 +1997,7 @@ static void yaffs_mtd_put_super(struct super_block *sb)
{
struct mtd_info *mtd = yaffs_dev_to_mtd(yaffs_super_to_dev(sb));
if (mtd->sync)
mtd->sync(mtd);
mtd_sync(mtd);
put_mtd_device(mtd);
}
@ -2100,13 +2098,13 @@ static struct super_block *yaffs_internal_read_super(int yaffs_version,
return NULL;
}
yaffs_trace(YAFFS_TRACE_OS, " erase %p", mtd->erase);
yaffs_trace(YAFFS_TRACE_OS, " read %p", mtd->read);
yaffs_trace(YAFFS_TRACE_OS, " write %p", mtd->write);
yaffs_trace(YAFFS_TRACE_OS, " readoob %p", mtd->read_oob);
yaffs_trace(YAFFS_TRACE_OS, " writeoob %p", mtd->write_oob);
yaffs_trace(YAFFS_TRACE_OS, " block_isbad %p", mtd->block_isbad);
yaffs_trace(YAFFS_TRACE_OS, " block_markbad %p", mtd->block_markbad);
yaffs_trace(YAFFS_TRACE_OS, " erase %p", mtd->_erase);
yaffs_trace(YAFFS_TRACE_OS, " read %p", mtd->_read);
yaffs_trace(YAFFS_TRACE_OS, " write %p", mtd->_write);
yaffs_trace(YAFFS_TRACE_OS, " readoob %p", mtd->_read_oob);
yaffs_trace(YAFFS_TRACE_OS, " writeoob %p", mtd->_write_oob);
yaffs_trace(YAFFS_TRACE_OS, " block_isbad %p", mtd->_block_isbad);
yaffs_trace(YAFFS_TRACE_OS, " block_markbad %p", mtd->_block_markbad);
yaffs_trace(YAFFS_TRACE_OS, " %s %d", WRITE_SIZE_STR, WRITE_SIZE(mtd));
yaffs_trace(YAFFS_TRACE_OS, " oobsize %d", mtd->oobsize);
yaffs_trace(YAFFS_TRACE_OS, " erasesize %d", mtd->erasesize);
@ -2129,11 +2127,11 @@ static struct super_block *yaffs_internal_read_super(int yaffs_version,
if (yaffs_version == 2) {
/* Check for version 2 style functions */
if (!mtd->erase ||
!mtd->block_isbad ||
!mtd->block_markbad ||
!mtd->read ||
!mtd->write || !mtd->read_oob || !mtd->write_oob) {
if (!mtd->_erase ||
!mtd->_block_isbad ||
!mtd->_block_markbad ||
!mtd->_read ||
!mtd->_write || !mtd->_read_oob || !mtd->_write_oob) {
yaffs_trace(YAFFS_TRACE_ALWAYS,
"MTD device does not support required functions");
return NULL;
@ -2148,9 +2146,9 @@ static struct super_block *yaffs_internal_read_super(int yaffs_version,
}
} else {
/* Check for V1 style functions */
if (!mtd->erase ||
!mtd->read ||
!mtd->write || !mtd->read_oob || !mtd->write_oob) {
if (!mtd->_erase ||
!mtd->_read ||
!mtd->_write || !mtd->_read_oob || !mtd->_write_oob) {
yaffs_trace(YAFFS_TRACE_ALWAYS,
"MTD device does not support required functions");
return NULL;
@ -2357,9 +2355,9 @@ static struct super_block *yaffs_internal_read_super(int yaffs_version,
yaffs_trace(YAFFS_TRACE_OS, "yaffs_read_super: got root inode");
root = d_alloc_root(inode);
root = d_make_root(inode);
yaffs_trace(YAFFS_TRACE_OS, "yaffs_read_super: d_alloc_root done");
yaffs_trace(YAFFS_TRACE_OS, "yaffs_read_super: d_make_root done");
if (!root) {
iput(inode);
@ -2382,19 +2380,17 @@ static int yaffs_internal_read_super_mtd(struct super_block *sb, void *data,
return yaffs_internal_read_super(1, sb, data, silent) ? 0 : -EINVAL;
}
static int yaffs_read_super(struct file_system_type *fs,
int flags, const char *dev_name,
void *data, struct vfsmount *mnt)
static struct dentry *yaffs_mount(struct file_system_type *fs, int flags,
const char *dev_name, void *data)
{
return get_sb_bdev(fs, flags, dev_name, data,
yaffs_internal_read_super_mtd, mnt);
return mount_bdev(fs, flags, dev_name, data,
yaffs_internal_read_super_mtd);
}
static struct file_system_type yaffs_fs_type = {
.owner = THIS_MODULE,
.name = "yaffs",
.get_sb = yaffs_read_super,
.mount = yaffs_mount,
.kill_sb = kill_block_super,
.fs_flags = FS_REQUIRES_DEV,
};
@ -2407,18 +2403,17 @@ static int yaffs2_internal_read_super_mtd(struct super_block *sb, void *data,
return yaffs_internal_read_super(2, sb, data, silent) ? 0 : -EINVAL;
}
static int yaffs2_read_super(struct file_system_type *fs,
int flags, const char *dev_name, void *data,
struct vfsmount *mnt)
static struct dentry *yaffs2_mount(struct file_system_type *fs,
int flags, const char *dev_name, void *data)
{
return get_sb_bdev(fs, flags, dev_name, data,
yaffs2_internal_read_super_mtd, mnt);
return mount_bdev(fs, flags, dev_name, data,
yaffs2_internal_read_super_mtd);
}
static struct file_system_type yaffs2_fs_type = {
.owner = THIS_MODULE,
.name = "yaffs2",
.get_sb = yaffs2_read_super,
.mount = yaffs2_mount,
.kill_sb = kill_block_super,
.fs_flags = FS_REQUIRES_DEV,
};