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Commit c5974b83 authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge branch 'limits_cleanup' of git://decibel.fi.muni.cz/~xslaby/linux 

* 'limits_cleanup' of git://decibel.fi.muni.cz/~xslaby/linux:
  resource: add helpers for fetching rlimits
  resource: move kernel function inside __KERNEL__
  SECURITY: selinux, fix update_rlimit_cpu parameter
parents 14107c75 3e10e716

include/linux/resource.h

+6 −2
Original line number Diff line number Diff line
@@ -3,8 +3,6 @@ 


#include <linux/time.h>



struct task_struct;



/*

 * Resource control/accounting header file for linux

 */
@@ -70,6 +68,12 @@ struct rlimit { 
 */

#include <asm/resource.h>



#ifdef __KERNEL__



struct task_struct;



int getrusage(struct task_struct *p, int who, struct rusage __user *ru);



#endif /* __KERNEL__ */



#endif

include/linux/sched.h

+22 −0
Original line number Diff line number Diff line
@@ -2601,6 +2601,28 @@ static inline void mm_init_owner(struct mm_struct *mm, struct task_struct *p) 
}

#endif /* CONFIG_MM_OWNER */



static inline unsigned long task_rlimit(const struct task_struct *tsk,

		unsigned int limit)

{

	return ACCESS_ONCE(tsk->signal->rlim[limit].rlim_cur);

}



static inline unsigned long task_rlimit_max(const struct task_struct *tsk,

		unsigned int limit)

{

	return ACCESS_ONCE(tsk->signal->rlim[limit].rlim_max);

}



static inline unsigned long rlimit(unsigned int limit)

{

	return task_rlimit(current, limit);

}



static inline unsigned long rlimit_max(unsigned int limit)

{

	return task_rlimit_max(current, limit);

}



#endif /* __KERNEL__ */



#endif

security/selinux/hooks.c

+1 −1
Original line number Diff line number Diff line
@@ -2365,7 +2365,7 @@ static void selinux_bprm_committing_creds(struct linux_binprm *bprm) 
			initrlim = init_task.signal->rlim + i;

			rlim->rlim_cur = min(rlim->rlim_max, initrlim->rlim_cur);

		}

		update_rlimit_cpu(rlim->rlim_cur);

		update_rlimit_cpu(current->signal->rlim[RLIMIT_CPU].rlim_cur);

	}

}