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itimers: Merge ITIMER_VIRT and ITIMER_PROF

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Both cpu itimers have same data flow in the few places, this
patch make unification of code related with VIRT and PROF
itimers.

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
LKML-Reference: <1248862529-6063-2-git-send-email-sgruszka@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Stanislaw Gruszka
2009-07-29 12:15:26 +02:00
committed by Ingo Molnar
parent ed680c4ad4
commit 42c4ab41a1
4 changed files with 130 additions and 137 deletions
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9
kernel/fork.c
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@@ -62,6 +62,7 @@
#include <linux/fs_struct.h>
#include <linux/magic.h>
#include <linux/perf_counter.h>
#include <linux/posix-timers.h>
#include <asm/pgtable.h>
#include <asm/pgalloc.h>
@@ -790,10 +791,10 @@ static void posix_cpu_timers_init_group(struct signal_struct *sig)
thread_group_cputime_init(sig);
/* Expiration times and increments. */
sig->it_virt_expires = cputime_zero;
sig->it_virt_incr = cputime_zero;
sig->it_prof_expires = cputime_zero;
sig->it_prof_incr = cputime_zero;
sig->it[CPUCLOCK_PROF].expires = cputime_zero;
sig->it[CPUCLOCK_PROF].incr = cputime_zero;
sig->it[CPUCLOCK_VIRT].expires = cputime_zero;
sig->it[CPUCLOCK_VIRT].incr = cputime_zero;
/* Cached expiration times. */
sig->cputime_expires.prof_exp = cputime_zero;