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Kernel: Sprinkle some lockers in Inode

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It did look pretty suspicious the way we were accessing members in some
of these functions without taking the lock first.
This commit is contained in:
Andreas Kling
2020-12-31 02:10:31 +01:00
parent 34d458d111
commit 1fdd39ff14
3 changed files with 13 additions and 5 deletions
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5
Kernel/FileSystem/VirtualFileSystem.cpp
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@@ -297,14 +297,15 @@ KResultOr<NonnullRefPtr<FileDescription>> VFS::open(StringView path, int options
return *preopen_fd;
if (metadata.is_fifo()) {
auto fifo = inode.fifo();
if (options & O_WRONLY) {
auto description = inode.fifo().open_direction_blocking(FIFO::Direction::Writer);
auto description = fifo->open_direction_blocking(FIFO::Direction::Writer);
description->set_rw_mode(options);
description->set_file_flags(options);
description->set_original_inode({}, inode);
return description;
} else if (options & O_RDONLY) {
auto description = inode.fifo().open_direction_blocking(FIFO::Direction::Reader);
auto description = fifo->open_direction_blocking(FIFO::Direction::Reader);
description->set_rw_mode(options);
description->set_file_flags(options);
description->set_original_inode({}, inode);