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Kernel: Convert process file descriptor table to a SpinlockProtected

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Instead of manually locking in the various member functions of
Process::OpenFileDescriptions, simply wrap it in a SpinlockProtected.
This commit is contained in:
Andreas Kling 2022-01-29 01:22:28 +01:00
parent 93e90e16c3
commit 8ebec2938c
30 changed files with 257 additions and 190 deletions
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4
Kernel/Syscalls/anon_create.cpp
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@ -25,7 +25,7 @@ ErrorOr<FlatPtr> Process::sys$anon_create(size_t size, int options)
if (size > NumericLimits<ssize_t>::max())
return EINVAL;
auto new_fd = TRY(m_fds.allocate());
auto new_fd = TRY(allocate_fd());
auto vmobject = TRY(Memory::AnonymousVMObject::try_create_purgeable_with_size(size, AllocationStrategy::Reserve));
auto anon_file = TRY(AnonymousFile::try_create(move(vmobject)));
auto description = TRY(OpenFileDescription::try_create(move(anon_file)));
@ -37,7 +37,7 @@ ErrorOr<FlatPtr> Process::sys$anon_create(size_t size, int options)
if (options & O_CLOEXEC)
fd_flags |= FD_CLOEXEC;
m_fds[new_fd.fd].set(move(description), fd_flags);
m_fds.with([&](auto& fds) { fds[new_fd.fd].set(move(description), fd_flags); });
return new_fd.fd;
}