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Merge branch 'linus' into sched/core, to pick up fixes

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Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Ingo Molnar
2018-03-09 07:32:20 +01:00
parent 14a7405b2e 1b88accf6a
commit fc4c5a3828
863 changed files with 7826 additions and 4496 deletions
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13
include/linux/sched/mm.h
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@@ -36,7 +36,18 @@ static inline void mmgrab(struct mm_struct *mm)
atomic_inc(&mm->mm_count);
}
extern void mmdrop(struct mm_struct *mm);
extern void __mmdrop(struct mm_struct *mm);
static inline void mmdrop(struct mm_struct *mm)
{
/*
* The implicit full barrier implied by atomic_dec_and_test() is
* required by the membarrier system call before returning to
* user-space, after storing to rq->curr.
*/
if (unlikely(atomic_dec_and_test(&mm->mm_count)))
__mmdrop(mm);
}
/**
* mmget() - Pin the address space associated with a &struct mm_struct.

4
include/linux/sched/user.h
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@@ -4,6 +4,7 @@
#include <linux/uidgid.h>
#include <linux/atomic.h>
#include <linux/ratelimit.h>
struct key;
@@ -41,6 +42,9 @@ struct user_struct {
defined(CONFIG_NET)
atomic_long_t locked_vm;
#endif
/* Miscellaneous per-user rate limit */
struct ratelimit_state ratelimit;
};
extern int uids_sysfs_init(void);