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staging/fwserial: Up the tty buffer limit to 128K
2013-12-09 Peter Hurleystaging/fwserial: Up the tty buffer limit to 128K
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-12-09 Peter Hurleystaging/fwserial: Rip out rx buffering
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-12-09 Peter Hurleytty: Remove tty_prepare_flip_string_flags()
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-12-09 Peter Hurleytty: Rename tty buffer memory_used field
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-12-09 Peter Hurleytty: Enable configurable tty flip buffer limit
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-12-09 Peter Hurleytty: Always handle NULL flag ptr
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-12-09 Peter Hurleyn_tty: Only perform wakeups for waiters
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-12-09 Peter Hurleyn_tty: Refactor input_available_p() by call site
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-12-09 Peter Hurleyn_tty: Refactor PARMRK doubling checks
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-12-09 Peter Hurleyn_tty: Un-inline slow-path n_tty_receive_char_closing()
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-12-09 Peter Hurleyn_tty: Un-inline slow-path n_tty_receive_char()
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-12-09 Peter Hurleyn_tty: Merge .receive_buf() flavors
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-11-25 Peter Hurleyn_tty: Protect minimum_to_wake reset for concurrent...
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-11-25 Peter Hurleytty: Reset hupped state on open
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-11-25 Peter Hurleyn_tty: Fix 4096-byte canonical reads
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-11-25 Peter Hurleyn_tty: Fix echo overrun tail computation
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-11-25 Peter Hurleyn_tty: Ensure reader restarts worker for next reader
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-11-08 Peter Hurleydrm/nouveau/core: Allow asymmetric nouveau_event_get...
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-11-08 Peter Hurleydrm/nouveau/core: Move event index check from critical...
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-11-08 Peter Hurleydrm/nouveau/core: Add priv field for event handlers
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-10-01 Peter Hurleytty: Fix pty master read() after slave closes
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-09-26 Peter Hurleytty: Remove unused drop() method from tty_port interface
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-09-26 Peter Hurleytty: Prevent tty_port destruction if tty not released
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-09-26 Peter Hurleyn_tty: Style fix in n_tty_set_termios
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-09-26 Peter Hurleyn_tty: Remove unnecessary local variable
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-09-26 Peter Hurleyn_tty: Remove superfluous reader wakeup
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-09-26 Peter Hurleytty: Fix SIGTTOU not sent with tcflush()
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-09-17 Peter Hurleyn_tty: Fix EOF push index when termios changes
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-08-12 Peter Hurleyn_tty: Fix termios_rwsem lockdep false positive
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-08-02 Peter Hurleytty: Only hangup once
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-31 Peter HurleyHID: logitech-dj: Fix non-atomic kmalloc in logi_dj_ll_input...
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleytty: Fix lock order in tty_do_resize()
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleytty: Remove extra wakeup from pty write() path
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleyn_tty: Factor LNEXT processing from per-char i/o path
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleyn_tty: Un-inline single-use functions
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleyn_tty: Remove overflow tests from receive_buf() path
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleyn_tty: Factor PARMRK from normal per-char i/o
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleyn_tty: Factor ISTRIP and IUCLC receive_buf into separate fn
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleyn_tty: Split n_tty_receive_char()
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleyn_tty: Eliminate char tests from IXANY restart test
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleyn_tty: Factor standard per-char i/o into separate fn
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleyn_tty: Fix build breakage on ppc64
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleyn_tty: Factor tty->closing receive_buf() into separate fn
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleyn_tty: Special case EXTPROC receive_buf() as raw mode
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleyn_tty: Factor raw mode receive_buf() into separate fn
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleyn_tty: Factor flagged char handling into separate fn
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleyn_tty: Factor signal char handling into separate fn
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleyn_tty: Factor 'real raw' receive_buf into standalone fn
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleyn_tty: Simplify __receive_buf loop count
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleyn_tty: Rename process_char_map to char_map
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleyn_tty: Move buffers into n_tty_data
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleyn_tty: Remove alias ptrs in __receive_buf()
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleyn_tty: Fix EOF push handling
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleyn_tty: Avoid false-sharing echo buffer indices
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleyn_tty: Eliminate counter in __process_echoes
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleyn_tty: Only flush echo output if actually output
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleyn_tty: Process echoes in blocks
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleyn_tty: Eliminate echo_commit memory barrier
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleyn_tty: Remove echo_lock
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleyn_tty: Replace echo_cnt with computed value
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleyn_tty: Use separate head and tail indices for echo_buf
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-24 Peter Hurleyn_tty: Remove unused echo_overrun field
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleytty: Remove private constant from global namespace
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleytty: Fix unsafe vt paste_selection()
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleytty: Merge __tty_flush_buffer() into lone call site
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleytty: Use non-atomic state to signal flip buffer flush...
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleytty: Avoid false-sharing flip buffer ptrs
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleytty: Only perform flip buffer flush from tty_buffer_flush()
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleytty: Ensure single-threaded flip buffer consumer with...
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleytty: Make driver-side flip buffers lockless
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleytty: Track flip buffer memory limit atomically
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleytty: Simplify flip buffer list with 0-sized sentinel
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleytty: Use lockless flip buffer free list
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleytty: Use generic names for flip buffer list cursors
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleytty: Merge tty_buffer_find() into tty_buffer_alloc()
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleytty: Factor flip buffer initialization into helper...
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleytty: Fix flip buffer free list
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleytty: Compute flip buffer ptrs
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleyn_tty: Queue buffer work on any available cpu
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleyn_tty: Special case pty flow control
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleyn_tty: Move n_tty_write_wakeup() to avoid forward declaration
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleyn_tty: Factor throttle/unthrottle into helper functions
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleyn_tty: Move chars_in_buffer() to factor throttle/unthrottle
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleytty: Only guarantee termios read safety for throttle...
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleyn_tty: Separate buffer indices to prevent cache-line...
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleyn_tty: Don't wait for buffer work in read() loop
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleyn_tty: Fix type mismatches in receive_buf raw copy
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleyn_tty: Reset lnext if canonical mode changes
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleyn_tty: Make N_TTY ldisc receive path lockless
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleyn_tty: Replace canon_data with index comparison
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleyn_tty: Access termios values safely
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleytty: Convert termios_mutex to termios_rwsem
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleyn_tty: Remove read_cnt
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleyn_tty: Don't wrap input buffer indices at buffer size
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleyn_tty: Get read_cnt through accessor
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleytty: Deprecate ldisc .chars_in_buffer() method
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleyn_tty: Split n_tty_chars_in_buffer() for reader-only...
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleyn_tty: Line copy to user buffer in canonical mode
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleyn_tty: Factor canonical mode copy from n_tty_read()
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleytty: Make ldisc input flow control concurrency-friendly
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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