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Allow character devices to block write attempts until there is more space.
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49b63281a0
commit
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21 changed files with 39 additions and 7 deletions
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@ -51,7 +51,7 @@ bool FIFO::can_read() const
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bool FIFO::can_write() const
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{
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return true;
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return m_buffer.bytes_in_write_buffer() < 4096;
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}
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ssize_t FIFO::read(byte* buffer, size_t size)
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