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| author |   Peter Hurley <peter@hurleysoftware.com> | 2014-09-10 14:31:39 -0400 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-09-23 21:06:21 -0700 |
| commit | 9a37110d20c95d1ebf6c04881177fe8f62831db2 (patch) | |
| tree | 6c997c35c6e3193fc73e4bfeb74ddc5fee56f233 /drivers/tty/serial/serial_core.c | |
| parent | tty: serial_mctrl_gpio: Fix COMPILE_TEST build for architectures with custom termios.h (diff) | |
| download | linux-dev-9a37110d20c95d1ebf6c04881177fe8f62831db2.tar.xz linux-dev-9a37110d20c95d1ebf6c04881177fe8f62831db2.zip | |
locking: Add WARN_ON_ONCE lock assertion
An interface may need to assert a lock invariant and not flood the
system logs; add a lockdep helper macro equivalent to
lockdep_assert_held() which only WARNs once.
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Acked-by: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/serial/serial_core.c')
0 files changed, 0 insertions, 0 deletions