xiaomi-sm8450/android_kernel_xiaomi_sm8450
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wrappers for ->i_mutex access

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parallel to mutex_{lock,unlock,trylock,is_locked,lock_nested},
inode_foo(inode) being mutex_foo(&inode->i_mutex).

Please, use those for access to ->i_mutex; over the coming cycle
->i_mutex will become rwsem, with ->lookup() done with it held
only shared.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro
2016-01-22 15:40:57 -05:00
parent 57b8f112cf
commit 5955102c99
177 changed files with 908 additions and 883 deletions
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4
fs/efivarfs/file.c
View File

@@ -50,9 +50,9 @@ static ssize_t efivarfs_file_write(struct file *file,
d_delete(file->f_path.dentry);
dput(file->f_path.dentry);
} else {
mutex_lock(&inode->i_mutex);
inode_lock(inode);
i_size_write(inode, datasize + sizeof(attributes));
mutex_unlock(&inode->i_mutex);
inode_unlock(inode);
}
bytes = count;

4
fs/efivarfs/super.c
View File

@@ -160,10 +160,10 @@ static int efivarfs_callback(efi_char16_t *name16, efi_guid_t vendor,
efivar_entry_size(entry, &size);
efivar_entry_add(entry, &efivarfs_list);
mutex_lock(&inode->i_mutex);
inode_lock(inode);
inode->i_private = entry;
i_size_write(inode, size + sizeof(entry->var.Attributes));
mutex_unlock(&inode->i_mutex);
inode_unlock(inode);
d_add(dentry, inode);
return 0;