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Kernel/ProcFS: Silently ignore attempts to update ProcFS timestamps

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We have to override Inode::update_timestamps() for ProcFS inodes,
otherwise we'll get the default behavior of erroring with ENOTIMPL.
This commit is contained in:
Andreas Kling 2022-08-23 00:58:02 +02:00
parent 5307e1bf01
commit 434d77cd43
2 changed files with 6 additions and 0 deletions
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5
Kernel/FileSystem/ProcFS.cpp
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@ -145,6 +145,11 @@ ErrorOr<void> ProcFSGlobalInode::truncate(u64 size)
return m_associated_component->truncate(size); return m_associated_component->truncate(size);
} }
ErrorOr<void> ProcFSGlobalInode::update_timestamps(Optional<time_t>, Optional<time_t>, Optional<time_t>)
{
return {};
}
InodeMetadata ProcFSGlobalInode::metadata() const InodeMetadata ProcFSGlobalInode::metadata() const
{ {
MutexLocker locker(m_inode_lock); MutexLocker locker(m_inode_lock);

1
Kernel/FileSystem/ProcFS.h
View file

@ -84,6 +84,7 @@ protected:
virtual ErrorOr<void> traverse_as_directory(Function<ErrorOr<void>(FileSystem::DirectoryEntryView const&)>) const override; virtual ErrorOr<void> traverse_as_directory(Function<ErrorOr<void>(FileSystem::DirectoryEntryView const&)>) const override;
virtual ErrorOr<NonnullLockRefPtr<Inode>> lookup(StringView) override; virtual ErrorOr<NonnullLockRefPtr<Inode>> lookup(StringView) override;
virtual ErrorOr<void> truncate(u64) override final; virtual ErrorOr<void> truncate(u64) override final;
virtual ErrorOr<void> update_timestamps(Optional<time_t> atime, Optional<time_t> ctime, Optional<time_t> mtime) override;
NonnullLockRefPtr<ProcFSExposedComponent> m_associated_component; NonnullLockRefPtr<ProcFSExposedComponent> m_associated_component;
}; };