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Kernel: Use RefPtr instead of LockRefPtr for Custody

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By protecting all the RefPtr<Custody> objects that may be accessed from
multiple threads at the same time (with spinlocks), we remove the need
for using LockRefPtr<Custody> (which is basically a RefPtr with a
built-in spinlock.)
This commit is contained in:
Andreas Kling 2022-08-21 01:04:35 +02:00
parent 5331d243c6
commit 728c3fbd14
23 changed files with 143 additions and 102 deletions
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3
Kernel/Syscalls/chown.cpp
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@ -4,6 +4,7 @@
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/RefPtr.h>
#include <Kernel/FileSystem/Custody.h>
#include <Kernel/FileSystem/OpenFileDescription.h>
#include <Kernel/Library/NonnullLockRefPtrVector.h>
@ -27,7 +28,7 @@ ErrorOr<FlatPtr> Process::sys$chown(Userspace<Syscall::SC_chown_params const*> u
auto params = TRY(copy_typed_from_user(user_params));
auto path = TRY(get_syscall_path_argument(params.path));
LockRefPtr<Custody> base;
RefPtr<Custody> base;
if (params.dirfd == AT_FDCWD) {
base = current_directory();
} else {