serenity/Kernel/Syscalls/mkdir.cpp
Idan Horowitz e84bbfed44 Kernel: Remove big lock from sys$mkdir
This syscall doesn't access any unprotected shared data.
2022-04-09 23:46:02 +02:00

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C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/StringView.h>
#include <Kernel/FileSystem/VirtualFileSystem.h>
#include <Kernel/Process.h>
namespace Kernel {
ErrorOr<FlatPtr> Process::sys$mkdir(Userspace<char const*> user_path, size_t path_length, mode_t mode)
{
VERIFY_NO_PROCESS_BIG_LOCK(this)
TRY(require_promise(Pledge::cpath));
auto path = TRY(get_syscall_path_argument(user_path, path_length));
TRY(VirtualFileSystem::the().mkdir(path->view(), mode & ~umask(), current_directory()));
return 0;
}
}