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tty: Fix pty master read() after slave closes
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: 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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2013-07-23 Peter Hurleytty: Simplify tty buffer/ldisc interface with helper...
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleytty: Don't change receive_room for ioctl(TIOCSETD)
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleytty: Clarify multiple-references comment in TIOCSETD...
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleytty: Fix hangup race with TIOCSETD ioctl
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleytty: Clarify ldisc variable
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleytty: Replace ldisc locking with ldisc_sem
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleytty: Add lock/unlock ldisc pair functions
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-07-23 Peter Hurleytty: Fix tty_ldisc_lock name collision
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-06-17 Peter Hurleytty: Reset itty for other pty
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-06-17 Peter Hurleyn_tty: Buffer work should not reschedule itself
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-06-17 Peter Hurleyn_tty: Fix unsafe update of available buffer space
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-06-17 Peter Hurleyn_tty: Untangle read completion variables
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-06-17 Peter Hurleyn_tty: Encapsulate minimum_to_wake within N_TTY
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-06-17 Peter Hurleytty: Fix transient pty write() EIO
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-05-20 Peter Hurleytty: Add timed, writer-prioritized rw semaphore
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-05-20 Peter Hurleytty/vt: Fix vc_deallocate() lock order
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-05-20 Peter Hurleytty: Remove TTY_HW_COOK_IN/OUT
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-05-01 Peter Hurleyipc: refactor msg list search into separate function
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-05-01 Peter Hurleyipc: simplify msg list search
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-05-01 Peter Hurleyipc: implement MSG_COPY as a new receive mode
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-05-01 Peter Hurleyipc: remove msg handling from queue scan
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-05-01 Peter Hurleyipc: set EFAULT as default error in load_msg()
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-05-01 Peter Hurleyipc: tighten msg copy loops
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-05-01 Peter Hurleyipc: separate msg allocation from userspace copy
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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2013-05-01 Peter Hurleyipc: clamp with min()
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
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