diff options
author | David Woodhouse <dwmw2@infradead.org> | 2008-04-22 14:13:40 (GMT) |
---|---|---|
committer | David Woodhouse <dwmw2@infradead.org> | 2008-04-22 14:13:40 (GMT) |
commit | ced22070363ef50e4a47aadd003a81ebeaa3f917 (patch) | |
tree | 66f094dce47a5a0f8f9936308fffe57e2c50255a /fs/jffs2/dir.c | |
parent | 52f8301437a0ba744265e0549ee7239eb85426fc (diff) | |
download | linux-fsl-qoriq-ced22070363ef50e4a47aadd003a81ebeaa3f917.tar.xz |
[JFFS2] semaphore->mutex conversion
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Diffstat (limited to 'fs/jffs2/dir.c')
-rw-r--r-- | fs/jffs2/dir.c | 58 |
1 files changed, 29 insertions, 29 deletions
diff --git a/fs/jffs2/dir.c b/fs/jffs2/dir.c index f948f7e..c63e7a9 100644 --- a/fs/jffs2/dir.c +++ b/fs/jffs2/dir.c @@ -86,7 +86,7 @@ static struct dentry *jffs2_lookup(struct inode *dir_i, struct dentry *target, dir_f = JFFS2_INODE_INFO(dir_i); c = JFFS2_SB_INFO(dir_i->i_sb); - down(&dir_f->sem); + mutex_lock(&dir_f->sem); /* NB: The 2.2 backport will need to explicitly check for '.' and '..' here */ for (fd_list = dir_f->dents; fd_list && fd_list->nhash <= target->d_name.hash; fd_list = fd_list->next) { @@ -99,7 +99,7 @@ static struct dentry *jffs2_lookup(struct inode *dir_i, struct dentry *target, } if (fd) ino = fd->ino; - up(&dir_f->sem); + mutex_unlock(&dir_f->sem); if (ino) { inode = jffs2_iget(dir_i->i_sb, ino); if (IS_ERR(inode)) { @@ -146,7 +146,7 @@ static int jffs2_readdir(struct file *filp, void *dirent, filldir_t filldir) } curofs=1; - down(&f->sem); + mutex_lock(&f->sem); for (fd = f->dents; fd; fd = fd->next) { curofs++; @@ -166,7 +166,7 @@ static int jffs2_readdir(struct file *filp, void *dirent, filldir_t filldir) break; offset++; } - up(&f->sem); + mutex_unlock(&f->sem); out: filp->f_pos = offset; return 0; @@ -275,9 +275,9 @@ static int jffs2_link (struct dentry *old_dentry, struct inode *dir_i, struct de ret = jffs2_do_link(c, dir_f, f->inocache->ino, type, dentry->d_name.name, dentry->d_name.len, now); if (!ret) { - down(&f->sem); + mutex_lock(&f->sem); old_dentry->d_inode->i_nlink = ++f->inocache->nlink; - up(&f->sem); + mutex_unlock(&f->sem); d_instantiate(dentry, old_dentry->d_inode); dir_i->i_mtime = dir_i->i_ctime = ITIME(now); atomic_inc(&old_dentry->d_inode->i_count); @@ -351,7 +351,7 @@ static int jffs2_symlink (struct inode *dir_i, struct dentry *dentry, const char if (IS_ERR(fn)) { /* Eeek. Wave bye bye */ - up(&f->sem); + mutex_unlock(&f->sem); jffs2_complete_reservation(c); jffs2_clear_inode(inode); return PTR_ERR(fn); @@ -361,7 +361,7 @@ static int jffs2_symlink (struct inode *dir_i, struct dentry *dentry, const char f->target = kmalloc(targetlen + 1, GFP_KERNEL); if (!f->target) { printk(KERN_WARNING "Can't allocate %d bytes of memory\n", targetlen + 1); - up(&f->sem); + mutex_unlock(&f->sem); jffs2_complete_reservation(c); jffs2_clear_inode(inode); return -ENOMEM; @@ -374,7 +374,7 @@ static int jffs2_symlink (struct inode *dir_i, struct dentry *dentry, const char obsoleted by the first data write */ f->metadata = fn; - up(&f->sem); + mutex_unlock(&f->sem); jffs2_complete_reservation(c); @@ -406,7 +406,7 @@ static int jffs2_symlink (struct inode *dir_i, struct dentry *dentry, const char } dir_f = JFFS2_INODE_INFO(dir_i); - down(&dir_f->sem); + mutex_lock(&dir_f->sem); rd->magic = cpu_to_je16(JFFS2_MAGIC_BITMASK); rd->nodetype = cpu_to_je16(JFFS2_NODETYPE_DIRENT); @@ -429,7 +429,7 @@ static int jffs2_symlink (struct inode *dir_i, struct dentry *dentry, const char as if it were the final unlink() */ jffs2_complete_reservation(c); jffs2_free_raw_dirent(rd); - up(&dir_f->sem); + mutex_unlock(&dir_f->sem); jffs2_clear_inode(inode); return PTR_ERR(fd); } @@ -442,7 +442,7 @@ static int jffs2_symlink (struct inode *dir_i, struct dentry *dentry, const char one if necessary. */ jffs2_add_fd_to_list(c, fd, &dir_f->dents); - up(&dir_f->sem); + mutex_unlock(&dir_f->sem); jffs2_complete_reservation(c); d_instantiate(dentry, inode); @@ -507,7 +507,7 @@ static int jffs2_mkdir (struct inode *dir_i, struct dentry *dentry, int mode) if (IS_ERR(fn)) { /* Eeek. Wave bye bye */ - up(&f->sem); + mutex_unlock(&f->sem); jffs2_complete_reservation(c); jffs2_clear_inode(inode); return PTR_ERR(fn); @@ -516,7 +516,7 @@ static int jffs2_mkdir (struct inode *dir_i, struct dentry *dentry, int mode) obsoleted by the first data write */ f->metadata = fn; - up(&f->sem); + mutex_unlock(&f->sem); jffs2_complete_reservation(c); @@ -548,7 +548,7 @@ static int jffs2_mkdir (struct inode *dir_i, struct dentry *dentry, int mode) } dir_f = JFFS2_INODE_INFO(dir_i); - down(&dir_f->sem); + mutex_lock(&dir_f->sem); rd->magic = cpu_to_je16(JFFS2_MAGIC_BITMASK); rd->nodetype = cpu_to_je16(JFFS2_NODETYPE_DIRENT); @@ -571,7 +571,7 @@ static int jffs2_mkdir (struct inode *dir_i, struct dentry *dentry, int mode) as if it were the final unlink() */ jffs2_complete_reservation(c); jffs2_free_raw_dirent(rd); - up(&dir_f->sem); + mutex_unlock(&dir_f->sem); jffs2_clear_inode(inode); return PTR_ERR(fd); } @@ -585,7 +585,7 @@ static int jffs2_mkdir (struct inode *dir_i, struct dentry *dentry, int mode) one if necessary. */ jffs2_add_fd_to_list(c, fd, &dir_f->dents); - up(&dir_f->sem); + mutex_unlock(&dir_f->sem); jffs2_complete_reservation(c); d_instantiate(dentry, inode); @@ -673,7 +673,7 @@ static int jffs2_mknod (struct inode *dir_i, struct dentry *dentry, int mode, de if (IS_ERR(fn)) { /* Eeek. Wave bye bye */ - up(&f->sem); + mutex_unlock(&f->sem); jffs2_complete_reservation(c); jffs2_clear_inode(inode); return PTR_ERR(fn); @@ -682,7 +682,7 @@ static int jffs2_mknod (struct inode *dir_i, struct dentry *dentry, int mode, de obsoleted by the first data write */ f->metadata = fn; - up(&f->sem); + mutex_unlock(&f->sem); jffs2_complete_reservation(c); @@ -714,7 +714,7 @@ static int jffs2_mknod (struct inode *dir_i, struct dentry *dentry, int mode, de } dir_f = JFFS2_INODE_INFO(dir_i); - down(&dir_f->sem); + mutex_lock(&dir_f->sem); rd->magic = cpu_to_je16(JFFS2_MAGIC_BITMASK); rd->nodetype = cpu_to_je16(JFFS2_NODETYPE_DIRENT); @@ -740,7 +740,7 @@ static int jffs2_mknod (struct inode *dir_i, struct dentry *dentry, int mode, de as if it were the final unlink() */ jffs2_complete_reservation(c); jffs2_free_raw_dirent(rd); - up(&dir_f->sem); + mutex_unlock(&dir_f->sem); jffs2_clear_inode(inode); return PTR_ERR(fd); } @@ -753,7 +753,7 @@ static int jffs2_mknod (struct inode *dir_i, struct dentry *dentry, int mode, de one if necessary. */ jffs2_add_fd_to_list(c, fd, &dir_f->dents); - up(&dir_f->sem); + mutex_unlock(&dir_f->sem); jffs2_complete_reservation(c); d_instantiate(dentry, inode); @@ -780,14 +780,14 @@ static int jffs2_rename (struct inode *old_dir_i, struct dentry *old_dentry, if (S_ISDIR(new_dentry->d_inode->i_mode)) { struct jffs2_full_dirent *fd; - down(&victim_f->sem); + mutex_lock(&victim_f->sem); for (fd = victim_f->dents; fd; fd = fd->next) { if (fd->ino) { - up(&victim_f->sem); + mutex_unlock(&victim_f->sem); return -ENOTEMPTY; } } - up(&victim_f->sem); + mutex_unlock(&victim_f->sem); } } @@ -816,9 +816,9 @@ static int jffs2_rename (struct inode *old_dir_i, struct dentry *old_dentry, /* Don't oops if the victim was a dirent pointing to an inode which didn't exist. */ if (victim_f->inocache) { - down(&victim_f->sem); + mutex_lock(&victim_f->sem); victim_f->inocache->nlink--; - up(&victim_f->sem); + mutex_unlock(&victim_f->sem); } } @@ -836,11 +836,11 @@ static int jffs2_rename (struct inode *old_dir_i, struct dentry *old_dentry, if (ret) { /* Oh shit. We really ought to make a single node which can do both atomically */ struct jffs2_inode_info *f = JFFS2_INODE_INFO(old_dentry->d_inode); - down(&f->sem); + mutex_lock(&f->sem); inc_nlink(old_dentry->d_inode); if (f->inocache) f->inocache->nlink++; - up(&f->sem); + mutex_unlock(&f->sem); printk(KERN_NOTICE "jffs2_rename(): Link succeeded, unlink failed (err %d). You now have a hard link\n", ret); /* Might as well let the VFS know */ |