Revision 4e68af0b0694ac5f16d0c61a7682aa2d46348454 authored by Linus Torvalds on 27 October 2016, 22:06:29 UTC, committed by Linus Torvalds on 27 October 2016, 22:06:29 UTC
Pull i2c fixes from Wolfram Sang: "I2C has some driver bugfixes, module autoload fixes, and driver enablement on some architectures" * 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux: i2c: imx: defer probe if bus recovery GPIOs are not ready i2c: designware: Avoid aborted transfers with fast reacting I2C slaves i2c: i801: Fix I2C Block Read on 8-Series/C220 and later i2c: xgene: Avoid dma_buffer overrun i2c: digicolor: Fix module autoload i2c: xlr: Fix module autoload for OF registration i2c: xlp9xx: Fix module autoload i2c: jz4780: Fix module autoload i2c: allow configuration of imx driver for ColdFire architecture i2c: mark device nodes only in case of successful instantiation i2c: rk3x: Give the tuning value 0 during rk3x_i2c_v0_calc_timings i2c: hix5hd2: allow build with ARCH_HISI
debug_locks.c
/*
* lib/debug_locks.c
*
* Generic place for common debugging facilities for various locks:
* spinlocks, rwlocks, mutexes and rwsems.
*
* Started by Ingo Molnar:
*
* Copyright (C) 2006 Red Hat, Inc., Ingo Molnar <mingo@redhat.com>
*/
#include <linux/rwsem.h>
#include <linux/mutex.h>
#include <linux/export.h>
#include <linux/spinlock.h>
#include <linux/debug_locks.h>
/*
* We want to turn all lock-debugging facilities on/off at once,
* via a global flag. The reason is that once a single bug has been
* detected and reported, there might be cascade of followup bugs
* that would just muddy the log. So we report the first one and
* shut up after that.
*/
int debug_locks = 1;
EXPORT_SYMBOL_GPL(debug_locks);
/*
* The locking-testsuite uses <debug_locks_silent> to get a
* 'silent failure': nothing is printed to the console when
* a locking bug is detected.
*/
int debug_locks_silent;
EXPORT_SYMBOL_GPL(debug_locks_silent);
/*
* Generic 'turn off all lock debugging' function:
*/
int debug_locks_off(void)
{
if (__debug_locks_off()) {
if (!debug_locks_silent) {
console_verbose();
return 1;
}
}
return 0;
}
EXPORT_SYMBOL_GPL(debug_locks_off);
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