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Kernel: Remove the big inode lock

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This moves locking to the inodes themselves which allows reducing lock
times significantly. Main inodes (ext2 and tmpfs) still do contain a
single big mutex that gets locked during operations but now we have the
architecture to optimize these.
This commit is contained in:
Bananymous
2026-05-09 23:28:00 +03:00
parent a7356716ff
commit 9f4271f6d8
31 changed files with 378 additions and 189 deletions
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kernel/kernel/ACPI/BatterySystem.cpp
+5 -5
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@@ -57,7 +57,7 @@ namespace Kernel::ACPI
m_last_value = target_conv.value().as.integer.value;
}
auto target_str = TRY(BAN::String::formatted("{}", m_last_value));
auto target_str = TRY(BAN::String::formatted("{}", m_last_value.load()));
if (static_cast<size_t>(offset) >= target_str.size())
return 0;
@@ -67,8 +67,8 @@ namespace Kernel::ACPI
return ncopy;
}
BAN::ErrorOr<size_t> write_impl(off_t, BAN::ConstByteSpan) override { return BAN::Error::from_errno(EINVAL); }
BAN::ErrorOr<void> truncate_impl(size_t) override { return BAN::Error::from_errno(EINVAL); }
BAN::ErrorOr<size_t> write_impl(off_t, BAN::ConstByteSpan) override { return BAN::Error::from_errno(EINVAL); }
BAN::ErrorOr<void> truncate_impl(size_t) override { return BAN::Error::from_errno(EINVAL); }
bool can_read_impl() const override { return true; }
bool can_write_impl() const override { return false; }
@@ -90,8 +90,8 @@ namespace Kernel::ACPI
AML::NameString m_method_name;
size_t m_result_index;
uint64_t m_last_read_ms = 0;
uint64_t m_last_value = 0;
BAN::Atomic<uint64_t> m_last_read_ms = 0;
BAN::Atomic<uint64_t> m_last_value = 0;
};
BAN::ErrorOr<void> BatterySystem::initialize(AML::Namespace& acpi_namespace)