*/
const char *yaffs_fs_c_version =
- "$Id: yaffs_fs.c,v 1.72 2009-02-04 21:40:27 charles Exp $";
+ "$Id: yaffs_fs.c,v 1.75 2009-03-05 01:45:28 charles Exp $";
extern const char *yaffs_guts_c_version;
#include <linux/version.h>
#define YAFFS_USE_WRITE_BEGIN_END 0
#endif
+#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,6,28))
+static uint32_t YCALCBLOCKS(uint64_t partition_size, uint32_t block_size)
+{
+ uint64_t result = partition_size;
+ do_div(result,block_size);
+ return (uint32_t)result;
+}
+#else
+#define YCALCBLOCKS(s,b) ((s)/(b))
+#endif
#include <asm/uaccess.h>
static void yaffs_GrossLock(yaffs_Device * dev)
{
- T(YAFFS_TRACE_OS, (KERN_DEBUG "yaffs locking\n"));
+ T(YAFFS_TRACE_OS, ( "yaffs locking %p\n",current));
down(&dev->grossLock);
+ T(YAFFS_TRACE_OS, ( "yaffs locked %p\n",current));
+
}
static void yaffs_GrossUnlock(yaffs_Device * dev)
{
- T(YAFFS_TRACE_OS, (KERN_DEBUG "yaffs unlocking\n"));
+ T(YAFFS_TRACE_OS, ( "yaffs unlocking %p\n",current));
up(&dev->grossLock);
}
yaffs_GrossLock(dev);
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "yaffs_lookup for %d:%s\n",
+ ( "yaffs_lookup for %d:%s\n",
yaffs_InodeToObject(dir)->objectId, dentry->d_name.name));
obj =
if (obj) {
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "yaffs_lookup found %d\n", obj->objectId));
+ ( "yaffs_lookup found %d\n", obj->objectId));
inode = yaffs_get_inode(dir->i_sb, obj->yst_mode, 0, obj);
if (inode) {
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "yaffs_loookup dentry \n"));
+ ( "yaffs_loookup dentry \n"));
/* #if 0 asserted by NCB for 2.5/6 compatability - falls through to
* d_add even if NULL inode */
#if 0
}
} else {
- T(YAFFS_TRACE_OS, (KERN_DEBUG "yaffs_lookup not found\n"));
+ T(YAFFS_TRACE_OS, ( "yaffs_lookup not found\n"));
}
if (obj) {
dev = obj->myDev;
yaffs_GrossLock(dev);
- yaffs_DeleteFile(obj);
+ yaffs_DeleteObject(obj);
yaffs_GrossUnlock(dev);
}
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,6,13))
yaffs_Device *dev = obj->myDev;
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "yaffs_file_flush object %d (%s)\n", obj->objectId,
+ ( "yaffs_file_flush object %d (%s)\n", obj->objectId,
obj->dirty ? "dirty" : "clean"));
yaffs_GrossLock(dev);
yaffs_Device *dev;
- T(YAFFS_TRACE_OS, (KERN_DEBUG "yaffs_readpage at %08x, size %08x\n",
+ T(YAFFS_TRACE_OS, ( "yaffs_readpage at %08x, size %08x\n",
(unsigned)(pg->index << PAGE_CACHE_SHIFT),
(unsigned)PAGE_CACHE_SIZE));
flush_dcache_page(pg);
kunmap(pg);
- T(YAFFS_TRACE_OS, (KERN_DEBUG "yaffs_readpage done\n"));
+ T(YAFFS_TRACE_OS, ( "yaffs_readpage done\n"));
return ret;
}
if (offset > inode->i_size) {
T(YAFFS_TRACE_OS,
- (KERN_DEBUG
+ (
"yaffs_writepage at %08x, inode size = %08x!!!\n",
(unsigned)(page->index << PAGE_CACHE_SHIFT),
(unsigned)inode->i_size));
T(YAFFS_TRACE_OS,
- (KERN_DEBUG " -> don't care!!\n"));
+ ( " -> don't care!!\n"));
unlock_page(page);
return 0;
}
yaffs_GrossLock(obj->myDev);
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "yaffs_writepage at %08x, size %08x\n",
+ ( "yaffs_writepage at %08x, size %08x\n",
(unsigned)(page->index << PAGE_CACHE_SHIFT), nBytes));
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "writepag0: obj = %05x, ino = %05x\n",
+ ( "writepag0: obj = %05x, ino = %05x\n",
(int)obj->variant.fileVariant.fileSize, (int)inode->i_size));
nWritten =
nBytes, 0);
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "writepag1: obj = %05x, ino = %05x\n",
+ ( "writepag1: obj = %05x, ino = %05x\n",
(int)obj->variant.fileVariant.fileSize, (int)inode->i_size));
yaffs_GrossUnlock(obj->myDev);
int ret = 0;
int space_held = 0;
- T(YAFFS_TRACE_OS, (KERN_DEBUG "start yaffs_write_begin\n"));
+ T(YAFFS_TRACE_OS, ( "start yaffs_write_begin\n"));
/* Get a page */
+#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,28)
+ pg = grab_cache_page_write_begin(mapping,index,flags);
+#else
pg = __grab_cache_page(mapping,index);
+#endif
+
*pagep = pg;
if(!pg){
ret = -ENOMEM;
goto out;
/* Happy path return */
- T(YAFFS_TRACE_OS, (KERN_DEBUG "end yaffs_write_begin - ok\n"));
+ T(YAFFS_TRACE_OS, ( "end yaffs_write_begin - ok\n"));
return 0;
out:
- T(YAFFS_TRACE_OS, (KERN_DEBUG "end yaffs_write_begin fail returning %d\n",ret));
+ T(YAFFS_TRACE_OS, ( "end yaffs_write_begin fail returning %d\n",ret));
if(space_held){
yaffs_release_space(filp);
}
unsigned offset, unsigned to)
{
- T(YAFFS_TRACE_OS, (KERN_DEBUG "yaffs_prepair_write\n"));
+ T(YAFFS_TRACE_OS, ( "yaffs_prepair_write\n"));
if (!Page_Uptodate(pg) && (offset || to < PAGE_CACHE_SIZE))
return yaffs_readpage_nolock(f, pg);
return 0;
addr = kva + offset_into_page;
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "yaffs_write_end addr %x pos %x nBytes %d\n", (unsigned) addr,
+ ( "yaffs_write_end addr %x pos %x nBytes %d\n", (unsigned) addr,
(int)pos, copied));
ret = yaffs_file_write(filp, addr, copied, &pos);
if (ret != copied) {
T(YAFFS_TRACE_OS,
- (KERN_DEBUG
+ (
"yaffs_write_end not same size ret %d copied %d\n",
ret, copied ));
SetPageError(pg);
saddr = (unsigned) addr;
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "yaffs_commit_write addr %x pos %x nBytes %d\n", saddr,
+ ( "yaffs_commit_write addr %x pos %x nBytes %d\n", saddr,
spos, nBytes));
nWritten = yaffs_file_write(f, addr, nBytes, &pos);
if (nWritten != nBytes) {
T(YAFFS_TRACE_OS,
- (KERN_DEBUG
+ (
"yaffs_commit_write not same size nWritten %d nBytes %d\n",
nWritten, nBytes));
SetPageError(pg);
kunmap(pg);
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "yaffs_commit_write returning %d\n",
+ ( "yaffs_commit_write returning %d\n",
nWritten == nBytes ? 0 : nWritten));
return nWritten == nBytes ? 0 : nWritten;
inode->i_nlink = yaffs_GetObjectLinkCount(obj);
T(YAFFS_TRACE_OS,
- (KERN_DEBUG
+ (
"yaffs_FillInode mode %x uid %d gid %d size %d count %d\n",
inode->i_mode, inode->i_uid, inode->i_gid,
(int)inode->i_size, atomic_read(&inode->i_count)));
} else {
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "yaffs_FileInode invalid parameters\n"));
+ ( "yaffs_FileInode invalid parameters\n"));
}
}
if (!sb) {
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "yaffs_get_inode for NULL super_block!!\n"));
+ ( "yaffs_get_inode for NULL super_block!!\n"));
return NULL;
}
if (!obj) {
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "yaffs_get_inode for NULL object!!\n"));
+ ( "yaffs_get_inode for NULL object!!\n"));
return NULL;
}
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "yaffs_get_inode for object %d\n", obj->objectId));
+ ( "yaffs_get_inode for object %d\n", obj->objectId));
inode = Y_IGET(sb, obj->objectId);
if(IS_ERR(inode))
if (!obj) {
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "yaffs_file_write: hey obj is null!\n"));
+ ( "yaffs_file_write: hey obj is null!\n"));
} else {
T(YAFFS_TRACE_OS,
- (KERN_DEBUG
+ (
"yaffs_file_write about to write writing %zu bytes"
"to object %d at %d\n",
n, obj->objectId, ipos));
nWritten = yaffs_WriteDataToFile(obj, buf, ipos, n, 0);
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "yaffs_file_write writing %zu bytes, %d written at %d\n",
+ ( "yaffs_file_write writing %zu bytes, %d written at %d\n",
n, nWritten, ipos));
if (nWritten > 0) {
ipos += nWritten;
inode->i_blocks = (ipos + 511) >> 9;
T(YAFFS_TRACE_OS,
- (KERN_DEBUG
+ (
"yaffs_file_write size updated to %d bytes, "
"%d blocks\n",
ipos, (int)(inode->i_blocks)));
if (offset == 0) {
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "yaffs_readdir: entry . ino %d \n",
+ ( "yaffs_readdir: entry . ino %d \n",
(int)inode->i_ino));
if (filldir(dirent, ".", 1, offset, inode->i_ino, DT_DIR)
< 0) {
}
if (offset == 1) {
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "yaffs_readdir: entry .. ino %d \n",
+ ( "yaffs_readdir: entry .. ino %d \n",
(int)f->f_dentry->d_parent->d_inode->i_ino));
if (filldir
(dirent, "..", 2, offset,
yaffs_GetObjectName(l, name,
YAFFS_MAX_NAME_LENGTH + 1);
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "yaffs_readdir: %s inode %d\n", name,
+ ( "yaffs_readdir: %s inode %d\n", name,
yaffs_GetObjectInode(l)));
if (filldir(dirent,
/*
* File creation. Allocate an inode, and we're done..
*/
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,29)
+#define YCRED(x) x
+#else
+#define YCRED(x) x->cred
+#endif
+
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0))
static int yaffs_mknod(struct inode *dir, struct dentry *dentry, int mode,
dev_t rdev)
yaffs_Object *parent = yaffs_InodeToObject(dir);
int error = -ENOSPC;
- uid_t uid = current->fsuid;
- gid_t gid = (dir->i_mode & S_ISGID) ? dir->i_gid : current->fsgid;
+ uid_t uid = YCRED(current)->fsuid;
+ gid_t gid = (dir->i_mode & S_ISGID) ? dir->i_gid : YCRED(current)->fsgid;
if((dir->i_mode & S_ISGID) && S_ISDIR(mode))
mode |= S_ISGID;
if (parent) {
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "yaffs_mknod: parent object %d type %d\n",
+ ( "yaffs_mknod: parent object %d type %d\n",
parent->objectId, parent->variantType));
} else {
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "yaffs_mknod: could not get parent object\n"));
+ ( "yaffs_mknod: could not get parent object\n"));
return -EPERM;
}
switch (mode & S_IFMT) {
default:
/* Special (socket, fifo, device...) */
- T(YAFFS_TRACE_OS, (KERN_DEBUG
+ T(YAFFS_TRACE_OS, (
"yaffs_mknod: making special\n"));
#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0))
obj =
#endif
break;
case S_IFREG: /* file */
- T(YAFFS_TRACE_OS, (KERN_DEBUG "yaffs_mknod: making file\n"));
+ T(YAFFS_TRACE_OS, ( "yaffs_mknod: making file\n"));
obj =
yaffs_MknodFile(parent, dentry->d_name.name, mode, uid,
gid);
break;
case S_IFDIR: /* directory */
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "yaffs_mknod: making directory\n"));
+ ( "yaffs_mknod: making directory\n"));
obj =
yaffs_MknodDirectory(parent, dentry->d_name.name, mode,
uid, gid);
break;
case S_IFLNK: /* symlink */
- T(YAFFS_TRACE_OS, (KERN_DEBUG "yaffs_mknod: making file\n"));
+ T(YAFFS_TRACE_OS, ( "yaffs_mknod: making symlink\n"));
obj = NULL; /* Do we ever get here? */
break;
}
inode = yaffs_get_inode(dir->i_sb, mode, rdev, obj);
d_instantiate(dentry, inode);
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "yaffs_mknod created object %d count = %d\n",
+ ( "yaffs_mknod created object %d count = %d\n",
obj->objectId, atomic_read(&inode->i_count)));
error = 0;
} else {
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "yaffs_mknod failed making object\n"));
+ ( "yaffs_mknod failed making object\n"));
error = -ENOMEM;
}
static int yaffs_mkdir(struct inode *dir, struct dentry *dentry, int mode)
{
int retVal;
- T(YAFFS_TRACE_OS, (KERN_DEBUG "yaffs_mkdir\n"));
+ T(YAFFS_TRACE_OS, ( "yaffs_mkdir\n"));
retVal = yaffs_mknod(dir, dentry, mode | S_IFDIR, 0);
#if 0
/* attempt to fix dir bug - didn't work */
static int yaffs_create(struct inode *dir, struct dentry *dentry, int mode)
#endif
{
- T(YAFFS_TRACE_OS, (KERN_DEBUG "yaffs_create\n"));
+ T(YAFFS_TRACE_OS, ( "yaffs_create\n"));
return yaffs_mknod(dir, dentry, mode | S_IFREG, 0);
}
yaffs_Device *dev;
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "yaffs_unlink %d:%s\n", (int)(dir->i_ino),
+ ( "yaffs_unlink %d:%s\n", (int)(dir->i_ino),
dentry->d_name.name));
dev = yaffs_InodeToObject(dir)->myDev;
yaffs_Object *link = NULL;
yaffs_Device *dev;
- T(YAFFS_TRACE_OS, (KERN_DEBUG "yaffs_link\n"));
+ T(YAFFS_TRACE_OS, ( "yaffs_link\n"));
obj = yaffs_InodeToObject(inode);
dev = obj->myDev;
d_instantiate(dentry, old_dentry->d_inode);
atomic_inc(&old_dentry->d_inode->i_count);
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "yaffs_link link count %d i_count %d\n",
+ ( "yaffs_link link count %d i_count %d\n",
old_dentry->d_inode->i_nlink,
atomic_read(&old_dentry->d_inode->i_count)));
{
yaffs_Object *obj;
yaffs_Device *dev;
- uid_t uid = current->fsuid;
- gid_t gid = (dir->i_mode & S_ISGID) ? dir->i_gid : current->fsgid;
+ uid_t uid = YCRED(current)->fsuid;
+ gid_t gid = (dir->i_mode & S_ISGID) ? dir->i_gid : YCRED(current)->fsgid;
- T(YAFFS_TRACE_OS, (KERN_DEBUG "yaffs_symlink\n"));
+ T(YAFFS_TRACE_OS, ( "yaffs_symlink\n"));
dev = yaffs_InodeToObject(dir)->myDev;
yaffs_GrossLock(dev);
inode = yaffs_get_inode(dir->i_sb, obj->yst_mode, 0, obj);
d_instantiate(dentry, inode);
- T(YAFFS_TRACE_OS, (KERN_DEBUG "symlink created OK\n"));
+ T(YAFFS_TRACE_OS, ( "symlink created OK\n"));
return 0;
} else {
- T(YAFFS_TRACE_OS, (KERN_DEBUG "symlink not created\n"));
+ T(YAFFS_TRACE_OS, ( "symlink not created\n"));
}
dev = obj->myDev;
- T(YAFFS_TRACE_OS, (KERN_DEBUG "yaffs_sync_object\n"));
+ T(YAFFS_TRACE_OS, ( "yaffs_sync_object\n"));
yaffs_GrossLock(dev);
yaffs_FlushFile(obj, 1);
yaffs_GrossUnlock(dev);
int retVal = YAFFS_FAIL;
yaffs_Object *target;
- T(YAFFS_TRACE_OS, (KERN_DEBUG "yaffs_rename\n"));
+ T(YAFFS_TRACE_OS, ( "yaffs_rename\n"));
dev = yaffs_InodeToObject(old_dir)->myDev;
yaffs_GrossLock(dev);
target->variantType == YAFFS_OBJECT_TYPE_DIRECTORY &&
!ylist_empty(&target->variant.directoryVariant.children)) {
- T(YAFFS_TRACE_OS, (KERN_DEBUG "target is non-empty dir\n"));
+ T(YAFFS_TRACE_OS, ( "target is non-empty dir\n"));
retVal = YAFFS_FAIL;
} else {
/* Now does unlinking internally using shadowing mechanism */
- T(YAFFS_TRACE_OS, (KERN_DEBUG "calling yaffs_RenameObject\n"));
+ T(YAFFS_TRACE_OS, ( "calling yaffs_RenameObject\n"));
retVal =
yaffs_RenameObject(yaffs_InodeToObject(old_dir),
yaffs_Device *dev;
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "yaffs_setattr of object %d\n",
+ ( "yaffs_setattr of object %d\n",
yaffs_InodeToObject(inode)->objectId));
if ((error = inode_change_ok(inode, attr)) == 0) {
yaffs_Device *dev = yaffs_SuperToDevice(sb);
#endif
- T(YAFFS_TRACE_OS, (KERN_DEBUG "yaffs_statfs\n"));
+ T(YAFFS_TRACE_OS, ( "yaffs_statfs\n"));
yaffs_GrossLock(dev);
{
yaffs_Device *dev = yaffs_SuperToDevice(sb);
- T(YAFFS_TRACE_OS, (KERN_DEBUG "yaffs_do_sync_fs\n"));
+ T(YAFFS_TRACE_OS, ( "yaffs_do_sync_fs\n"));
if(sb->s_dirt) {
yaffs_GrossLock(dev);
#endif
{
- T(YAFFS_TRACE_OS, (KERN_DEBUG "yaffs_write_super\n"));
+ T(YAFFS_TRACE_OS, ( "yaffs_write_super\n"));
if (yaffs_auto_checkpoint >= 2)
yaffs_do_sync_fs(sb);
#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,18))
#endif
{
- T(YAFFS_TRACE_OS, (KERN_DEBUG "yaffs_sync_fs\n"));
+ T(YAFFS_TRACE_OS, ( "yaffs_sync_fs\n"));
if (yaffs_auto_checkpoint >= 1)
yaffs_do_sync_fs(sb);
yaffs_Device *dev = yaffs_SuperToDevice(sb);
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "yaffs_iget for %lu\n", ino));
+ ( "yaffs_iget for %lu\n", ino));
inode = iget_locked(sb, ino);
if (!inode)
yaffs_Device *dev = yaffs_SuperToDevice(inode->i_sb);
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "yaffs_read_inode for %d\n", (int)inode->i_ino));
+ ( "yaffs_read_inode for %d\n", (int)inode->i_ino));
yaffs_GrossLock(dev);
struct mtd_info *mtd = yaffs_SuperToDevice(sb)->genericDevice;
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "yaffs_remount_fs: %s: RO\n", dev->name ));
+ ( "yaffs_remount_fs: %s: RO\n", dev->name ));
yaffs_GrossLock(dev);
}
else {
T(YAFFS_TRACE_OS,
- (KERN_DEBUG "yaffs_remount_fs: %s: RW\n", dev->name ));
+ ( "yaffs_remount_fs: %s: RW\n", dev->name ));
}
return 0;
{
yaffs_Device *dev = yaffs_SuperToDevice(sb);
- T(YAFFS_TRACE_OS, (KERN_DEBUG "yaffs_put_super\n"));
+ T(YAFFS_TRACE_OS, ( "yaffs_put_super\n"));
yaffs_GrossLock(dev);
{
struct super_block *sb = (struct super_block *)vsb;
- T(YAFFS_TRACE_OS, (KERN_DEBUG "yaffs_MarkSuperBlockDirty() sb = %p\n",sb));
+ T(YAFFS_TRACE_OS, ( "yaffs_MarkSuperBlockDirty() sb = %p\n",sb));
if(sb)
sb->s_dirt = 1;
}
T(YAFFS_TRACE_OS, (" %s %d\n", WRITE_SIZE_STR, WRITE_SIZE(mtd)));
T(YAFFS_TRACE_OS, (" oobsize %d\n", mtd->oobsize));
T(YAFFS_TRACE_OS, (" erasesize %d\n", mtd->erasesize));
- T(YAFFS_TRACE_OS, (" size %d\n", mtd->size));
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,29)
+ T(YAFFS_TRACE_OS, (" size %u\n", mtd->size));
+#else
+ T(YAFFS_TRACE_OS, (" size %lld\n", mtd->size));
+#endif
#ifdef CONFIG_YAFFS_AUTO_YAFFS2
/* Set up the memory size parameters.... */
- nBlocks = mtd->size / (YAFFS_CHUNKS_PER_BLOCK * YAFFS_BYTES_PER_CHUNK);
+ nBlocks = YCALCBLOCKS(mtd->size ,(YAFFS_CHUNKS_PER_BLOCK * YAFFS_BYTES_PER_CHUNK));
+
dev->startBlock = 0;
dev->endBlock = nBlocks - 1;
dev->nChunksPerBlock = YAFFS_CHUNKS_PER_BLOCK;
dev->totalBytesPerChunk = mtd->oobblock;
dev->nChunksPerBlock = mtd->erasesize / mtd->oobblock;
#endif
- nBlocks = mtd->size / mtd->erasesize;
+ nBlocks = YCALCBLOCKS(mtd->size,mtd->erasesize);
dev->startBlock = 0;
dev->endBlock = nBlocks - 1;
projects / yaffs2.git / blobdiff