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Merge branches 'expedited.2018.07.12a', 'fixes.2018.07.12a', 'srcu.2018.06.25b' and 'torture.2018.06.25b' into HEAD

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expedited.2018.07.12a: Expedited grace-period updates.
fixes.2018.07.12a: Pre-gp_seq miscellaneous fixes.
srcu.2018.06.25b: SRCU updates.
torture.2018.06.25b: Pre-gp_seq torture-test updates.
This commit is contained in:
Paul E. McKenney
2018-07-12 14:26:14 -07:00
parent fcc6354365 18390aeae7 fd55a281ad 6050003763
commit 609af1cdf0
18 changed files with 206 additions and 65 deletions
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17
include/linux/srcu.h
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@@ -195,6 +195,16 @@ static inline int srcu_read_lock(struct srcu_struct *sp) __acquires(sp)
return retval;
}
/* Used by tracing, cannot be traced and cannot invoke lockdep. */
static inline notrace int
srcu_read_lock_notrace(struct srcu_struct *sp) __acquires(sp)
{
int retval;
retval = __srcu_read_lock(sp);
return retval;
}
/**
* srcu_read_unlock - unregister a old reader from an SRCU-protected structure.
* @sp: srcu_struct in which to unregister the old reader.
@@ -209,6 +219,13 @@ static inline void srcu_read_unlock(struct srcu_struct *sp, int idx)
__srcu_read_unlock(sp, idx);
}
/* Used by tracing, cannot be traced and cannot call lockdep. */
static inline notrace void
srcu_read_unlock_notrace(struct srcu_struct *sp, int idx) __releases(sp)
{
__srcu_read_unlock(sp, idx);
}
/**
* smp_mb__after_srcu_read_unlock - ensure full ordering after srcu_read_unlock
*

2
include/linux/torture.h
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@@ -79,7 +79,7 @@ void stutter_wait(const char *title);
int torture_stutter_init(int s);
/* Initialization and cleanup. */
bool torture_init_begin(char *ttype, bool v);
bool torture_init_begin(char *ttype, int v);
void torture_init_end(void);
bool torture_cleanup_begin(void);
void torture_cleanup_end(void);