seq_buf: Create seq_buf_used() to find out how much was written

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Add a helper function seq_buf_used() that replaces the SEQ_BUF_USED()
private macro to let callers have a method to know how much of the
seq_buf was written to.

Link: http://lkml.kernel.org/r/20141114011412.170377300@goodmis.org
Link: http://lkml.kernel.org/r/20141114011413.321654244@goodmis.org

Reviewed-by: Petr Mladek <pmladek@suse.cz>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>

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Steven Rostedt (Red Hat) 2014-11-06 16:38:28 -05:00 • committed by Steven Rostedt

parent 0736c033a8

commit eeab98154d

2 changed files with 7 additions and 4 deletions

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include/linux/seq_buf.h

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