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Kernel: Make Device request creation return KResultOr
This allows us to propagate errors in a bunch of new places.
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parent
a01b19c878
commit
9669bf29f6
4 changed files with 24 additions and 11 deletions
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@ -30,7 +30,12 @@ BlockDevice::~BlockDevice()
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bool BlockDevice::read_block(u64 index, UserOrKernelBuffer& buffer)
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{
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auto read_request = make_request<AsyncBlockDeviceRequest>(AsyncBlockDeviceRequest::Read, index, 1, buffer, 512);
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auto read_request_or_error = try_make_request<AsyncBlockDeviceRequest>(AsyncBlockDeviceRequest::Read, index, 1, buffer, 512);
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if (read_request_or_error.is_error()) {
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dbgln("BlockDevice::read_block({}): try_make_request failed", index);
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return false;
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}
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auto read_request = read_request_or_error.release_value();
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switch (read_request->wait().request_result()) {
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case AsyncDeviceRequest::Success:
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return true;
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@ -51,7 +56,12 @@ bool BlockDevice::read_block(u64 index, UserOrKernelBuffer& buffer)
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bool BlockDevice::write_block(u64 index, const UserOrKernelBuffer& buffer)
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{
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auto write_request = make_request<AsyncBlockDeviceRequest>(AsyncBlockDeviceRequest::Write, index, 1, buffer, 512);
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auto write_request_or_error = try_make_request<AsyncBlockDeviceRequest>(AsyncBlockDeviceRequest::Write, index, 1, buffer, 512);
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if (write_request_or_error.is_error()) {
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dbgln("BlockDevice::write_block({}): try_make_request failed", index);
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return false;
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}
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auto write_request = write_request_or_error.release_value();
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switch (write_request->wait().request_result()) {
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case AsyncDeviceRequest::Success:
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return true;
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