Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755613Ab2F1M6J (ORCPT ); Thu, 28 Jun 2012 08:58:09 -0400 Received: from mx1.redhat.com ([209.132.183.28]:12182 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755515Ab2F1M6E (ORCPT ); Thu, 28 Jun 2012 08:58:04 -0400 From: Andrea Arcangeli To: linux-kernel@vger.kernel.org, linux-mm@kvack.org Cc: Hillf Danton , Dan Smith , Peter Zijlstra , Linus Torvalds , Andrew Morton , Thomas Gleixner , Ingo Molnar , Paul Turner , Suresh Siddha , Mike Galbraith , "Paul E. McKenney" , Lai Jiangshan , Bharata B Rao , Lee Schermerhorn , Rik van Riel , Johannes Weiner , Srivatsa Vaddagiri , Christoph Lameter , Alex Shi , Mauricio Faria de Oliveira , Konrad Rzeszutek Wilk , Don Morris , Benjamin Herrenschmidt Subject: [PATCH 18/40] autonuma: call autonuma_setup_new_exec() Date: Thu, 28 Jun 2012 14:55:58 +0200 Message-Id: <1340888180-15355-19-git-send-email-aarcange@redhat.com> In-Reply-To: <1340888180-15355-1-git-send-email-aarcange@redhat.com> References: <1340888180-15355-1-git-send-email-aarcange@redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1621 Lines: 56 This resets all per-thread and per-process statistics across exec syscalls or after kernel threads detached from the mm. The past statistical NUMA information is unlikely to be relevant for the future in these cases. Signed-off-by: Andrea Arcangeli --- fs/exec.c | 3 +++ mm/mmu_context.c | 2 ++ 2 files changed, 5 insertions(+), 0 deletions(-) diff --git a/fs/exec.c b/fs/exec.c index da27b91..146ced2 100644 --- a/fs/exec.c +++ b/fs/exec.c @@ -55,6 +55,7 @@ #include #include #include +#include #include #include @@ -1172,6 +1173,8 @@ void setup_new_exec(struct linux_binprm * bprm) flush_signal_handlers(current, 0); flush_old_files(current->files); + + autonuma_setup_new_exec(current); } EXPORT_SYMBOL(setup_new_exec); diff --git a/mm/mmu_context.c b/mm/mmu_context.c index 3dcfaf4..40f0f13 100644 --- a/mm/mmu_context.c +++ b/mm/mmu_context.c @@ -7,6 +7,7 @@ #include #include #include +#include #include @@ -58,5 +59,6 @@ void unuse_mm(struct mm_struct *mm) /* active_mm is still 'mm' */ enter_lazy_tlb(mm, tsk); task_unlock(tsk); + autonuma_setup_new_exec(tsk); } EXPORT_SYMBOL_GPL(unuse_mm); -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/