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Kernel: Make IDEChannel Ref-counted

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Technically not supported by the original ATA specification, IDE
hot swapping is still in practice possible, so the only sane way
to start support it is with ref-counting the IDEChannel object so if we
remove a PATADiskDevice, it's not gone with it.
This commit is contained in:
Liav A 2021-03-27 06:22:55 +03:00 • committed by Andreas Kling
commit dfb6b296cf
Notes: sideshowbarker 2024-07-18 21:02:06 +09:00
5 changed files with 11 additions and 9 deletions
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4
Kernel/Storage/IDEChannel.cpp
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@ -45,9 +45,9 @@ namespace Kernel {
#define PCI_Mass_Storage_Class 0x1
#define PCI_IDE_Controller_Subclass 0x1
UNMAP_AFTER_INIT NonnullOwnPtr<IDEChannel> IDEChannel::create(const IDEController& controller, IOAddressGroup io_group, ChannelType type, bool force_pio)
UNMAP_AFTER_INIT NonnullRefPtr<IDEChannel> IDEChannel::create(const IDEController& controller, IOAddressGroup io_group, ChannelType type, bool force_pio)
{
return make<IDEChannel>(controller, io_group, type, force_pio);
return adopt(*new IDEChannel(controller, io_group, type, force_pio));
}
RefPtr<StorageDevice> IDEChannel::master_device() const