Revision 3f0116c3238a96bc18ad4b4acefe4e7be32fa861 authored by Ingo Molnar on 10 October 2013, 08:16:30 UTC, committed by Ingo Molnar on 11 October 2013, 05:39:14 UTC
Fengguang Wu, Oleg Nesterov and Peter Zijlstra tracked down a kernel crash to a GCC bug: GCC miscompiles certain 'asm goto' constructs, as outlined here: http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58670 Implement a workaround suggested by Jakub Jelinek. Reported-and-tested-by: Fengguang Wu <fengguang.wu@intel.com> Reported-by: Oleg Nesterov <oleg@redhat.com> Reported-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Suggested-by: Jakub Jelinek <jakub@redhat.com> Reviewed-by: Richard Henderson <rth@twiddle.net> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: <stable@kernel.org> Signed-off-by: Ingo Molnar <mingo@kernel.org>
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rtc-core.h
#ifdef CONFIG_RTC_INTF_DEV
extern void __init rtc_dev_init(void);
extern void __exit rtc_dev_exit(void);
extern void rtc_dev_prepare(struct rtc_device *rtc);
extern void rtc_dev_add_device(struct rtc_device *rtc);
extern void rtc_dev_del_device(struct rtc_device *rtc);
#else
static inline void rtc_dev_init(void)
{
}
static inline void rtc_dev_exit(void)
{
}
static inline void rtc_dev_prepare(struct rtc_device *rtc)
{
}
static inline void rtc_dev_add_device(struct rtc_device *rtc)
{
}
static inline void rtc_dev_del_device(struct rtc_device *rtc)
{
}
#endif
#ifdef CONFIG_RTC_INTF_PROC
extern void rtc_proc_add_device(struct rtc_device *rtc);
extern void rtc_proc_del_device(struct rtc_device *rtc);
#else
static inline void rtc_proc_add_device(struct rtc_device *rtc)
{
}
static inline void rtc_proc_del_device(struct rtc_device *rtc)
{
}
#endif
#ifdef CONFIG_RTC_INTF_SYSFS
extern void __init rtc_sysfs_init(struct class *);
extern void rtc_sysfs_add_device(struct rtc_device *rtc);
extern void rtc_sysfs_del_device(struct rtc_device *rtc);
#else
static inline void rtc_sysfs_init(struct class *rtc)
{
}
static inline void rtc_sysfs_add_device(struct rtc_device *rtc)
{
}
static inline void rtc_sysfs_del_device(struct rtc_device *rtc)
{
}
#endif
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