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[PATCH] sem2mutex: HPFS

瀏覽代碼 
Semaphore to mutex conversion.

The conversion was generated via scripts, and the result was validated
automatically via a script as well.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
此提交包含在：
Ingo Molnar
2006-03-23 03:00:42 -08:00
提交者 Linus Torvalds
父節點 1d5599e397
當前提交 7bf6d78dd9
共有 4 個檔案被更改，包括 40 行新增 和 39 行删除
下載 Patch 檔 下載差異檔 展開所有檔案 折疊所有檔案

60
fs/hpfs/namei.c
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@@ -60,7 +60,7 @@ static int hpfs_mkdir(struct inode *dir, struct dentry *dentry, int mode)
if (dee.read_only)
result->i_mode &= ~0222;
down(&hpfs_i(dir)->i_sem);
mutex_lock(&hpfs_i(dir)->i_mutex);
r = hpfs_add_dirent(dir, (char *)name, len, &dee, 0);
if (r == 1)
goto bail3;
@@ -101,11 +101,11 @@ static int hpfs_mkdir(struct inode *dir, struct dentry *dentry, int mode)
hpfs_write_inode_nolock(result);
}
d_instantiate(dentry, result);
up(&hpfs_i(dir)->i_sem);
mutex_unlock(&hpfs_i(dir)->i_mutex);
unlock_kernel();
return 0;
bail3:
up(&hpfs_i(dir)->i_sem);
mutex_unlock(&hpfs_i(dir)->i_mutex);
iput(result);
bail2:
hpfs_brelse4(&qbh0);
@@ -168,7 +168,7 @@ static int hpfs_create(struct inode *dir, struct dentry *dentry, int mode, struc
result->i_data.a_ops = &hpfs_aops;
hpfs_i(result)->mmu_private = 0;
down(&hpfs_i(dir)->i_sem);
mutex_lock(&hpfs_i(dir)->i_mutex);
r = hpfs_add_dirent(dir, (char *)name, len, &dee, 0);
if (r == 1)
goto bail2;
@@ -193,12 +193,12 @@ static int hpfs_create(struct inode *dir, struct dentry *dentry, int mode, struc
hpfs_write_inode_nolock(result);
}
d_instantiate(dentry, result);
up(&hpfs_i(dir)->i_sem);
mutex_unlock(&hpfs_i(dir)->i_mutex);
unlock_kernel();
return 0;
bail2:
up(&hpfs_i(dir)->i_sem);
mutex_unlock(&hpfs_i(dir)->i_mutex);
iput(result);
bail1:
brelse(bh);
@@ -254,7 +254,7 @@ static int hpfs_mknod(struct inode *dir, struct dentry *dentry, int mode, dev_t
result->i_blocks = 1;
init_special_inode(result, mode, rdev);
down(&hpfs_i(dir)->i_sem);
mutex_lock(&hpfs_i(dir)->i_mutex);
r = hpfs_add_dirent(dir, (char *)name, len, &dee, 0);
if (r == 1)
goto bail2;
@@ -271,12 +271,12 @@ static int hpfs_mknod(struct inode *dir, struct dentry *dentry, int mode, dev_t
hpfs_write_inode_nolock(result);
d_instantiate(dentry, result);
up(&hpfs_i(dir)->i_sem);
mutex_unlock(&hpfs_i(dir)->i_mutex);
brelse(bh);
unlock_kernel();
return 0;
bail2:
up(&hpfs_i(dir)->i_sem);
mutex_unlock(&hpfs_i(dir)->i_mutex);
iput(result);
bail1:
brelse(bh);
@@ -333,7 +333,7 @@ static int hpfs_symlink(struct inode *dir, struct dentry *dentry, const char *sy
result->i_op = &page_symlink_inode_operations;
result->i_data.a_ops = &hpfs_symlink_aops;
down(&hpfs_i(dir)->i_sem);
mutex_lock(&hpfs_i(dir)->i_mutex);
r = hpfs_add_dirent(dir, (char *)name, len, &dee, 0);
if (r == 1)
goto bail2;
@@ -352,11 +352,11 @@ static int hpfs_symlink(struct inode *dir, struct dentry *dentry, const char *sy
hpfs_write_inode_nolock(result);
d_instantiate(dentry, result);
up(&hpfs_i(dir)->i_sem);
mutex_unlock(&hpfs_i(dir)->i_mutex);
unlock_kernel();
return 0;
bail2:
up(&hpfs_i(dir)->i_sem);
mutex_unlock(&hpfs_i(dir)->i_mutex);
iput(result);
bail1:
brelse(bh);
@@ -382,8 +382,8 @@ static int hpfs_unlink(struct inode *dir, struct dentry *dentry)
lock_kernel();
hpfs_adjust_length((char *)name, &len);
again:
down(&hpfs_i(inode)->i_parent);
down(&hpfs_i(dir)->i_sem);
mutex_lock(&hpfs_i(inode)->i_parent_mutex);
mutex_lock(&hpfs_i(dir)->i_mutex);
err = -ENOENT;
de = map_dirent(dir, hpfs_i(dir)->i_dno, (char *)name, len, &dno, &qbh);
if (!de)
@@ -410,8 +410,8 @@ again:
if (rep++)
break;
up(&hpfs_i(dir)->i_sem);
up(&hpfs_i(inode)->i_parent);
mutex_unlock(&hpfs_i(dir)->i_mutex);
mutex_unlock(&hpfs_i(inode)->i_parent_mutex);
d_drop(dentry);
spin_lock(&dentry->d_lock);
if (atomic_read(&dentry->d_count) > 1 ||
@@ -442,8 +442,8 @@ again:
out1:
hpfs_brelse4(&qbh);
out:
up(&hpfs_i(dir)->i_sem);
up(&hpfs_i(inode)->i_parent);
mutex_unlock(&hpfs_i(dir)->i_mutex);
mutex_unlock(&hpfs_i(inode)->i_parent_mutex);
unlock_kernel();
return err;
}
@@ -463,8 +463,8 @@ static int hpfs_rmdir(struct inode *dir, struct dentry *dentry)
hpfs_adjust_length((char *)name, &len);
lock_kernel();
down(&hpfs_i(inode)->i_parent);
down(&hpfs_i(dir)->i_sem);
mutex_lock(&hpfs_i(inode)->i_parent_mutex);
mutex_lock(&hpfs_i(dir)->i_mutex);
err = -ENOENT;
de = map_dirent(dir, hpfs_i(dir)->i_dno, (char *)name, len, &dno, &qbh);
if (!de)
@@ -502,8 +502,8 @@ static int hpfs_rmdir(struct inode *dir, struct dentry *dentry)
out1:
hpfs_brelse4(&qbh);
out:
up(&hpfs_i(dir)->i_sem);
up(&hpfs_i(inode)->i_parent);
mutex_unlock(&hpfs_i(dir)->i_mutex);
mutex_unlock(&hpfs_i(inode)->i_parent_mutex);
unlock_kernel();
return err;
}
@@ -565,12 +565,12 @@ static int hpfs_rename(struct inode *old_dir, struct dentry *old_dentry,
lock_kernel();
/* order doesn't matter, due to VFS exclusion */
down(&hpfs_i(i)->i_parent);
mutex_lock(&hpfs_i(i)->i_parent_mutex);
if (new_inode)
down(&hpfs_i(new_inode)->i_parent);
down(&hpfs_i(old_dir)->i_sem);
mutex_lock(&hpfs_i(new_inode)->i_parent_mutex);
mutex_lock(&hpfs_i(old_dir)->i_mutex);
if (new_dir != old_dir)
down(&hpfs_i(new_dir)->i_sem);
mutex_lock(&hpfs_i(new_dir)->i_mutex);
/* Erm? Moving over the empty non-busy directory is perfectly legal */
if (new_inode && S_ISDIR(new_inode->i_mode)) {
@@ -650,11 +650,11 @@ static int hpfs_rename(struct inode *old_dir, struct dentry *old_dentry,
hpfs_decide_conv(i, (char *)new_name, new_len);
end1:
if (old_dir != new_dir)
up(&hpfs_i(new_dir)->i_sem);
up(&hpfs_i(old_dir)->i_sem);
up(&hpfs_i(i)->i_parent);
mutex_unlock(&hpfs_i(new_dir)->i_mutex);
mutex_unlock(&hpfs_i(old_dir)->i_mutex);
mutex_unlock(&hpfs_i(i)->i_parent_mutex);
if (new_inode)
up(&hpfs_i(new_inode)->i_parent);
mutex_unlock(&hpfs_i(new_inode)->i_parent_mutex);
unlock_kernel();
return err;
}