linux-kernel - [PATCH 9/12] ia64: make pfm_get

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Message-ID: <479F31DB.5000809@openvz.org>
Date:	Tue, 29 Jan 2008 17:02:03 +0300
From:	Pavel Emelyanov <xemul@...nvz.org>
To:	Andrew Morton <akpm@...ux-foundation.org>
CC:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	devel@...nvz.org, Oleg Nesterov <oleg@...sign.ru>,
	Tony Luck <tony.luck@...el.com>
Subject: [PATCH 9/12] ia64: make pfm_get_task work with virtual pids

This pid comes from user space, so treat it accordingly.

Signed-off-by: Pavel Emelyanov <xemul@...nvz.org>

---
 arch/ia64/kernel/perfmon.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c
index 73e7c2e..da1cff0 100644
--- a/arch/ia64/kernel/perfmon.c
+++ b/arch/ia64/kernel/perfmon.c
@@ -2654,11 +2654,11 @@ pfm_get_task(pfm_context_t *ctx, pid_t pid, struct task_struct **task)
 	/* XXX: need to add more checks here */
 	if (pid < 2) return -EPERM;
 
-	if (pid != current->pid) {
+	if (pid != task_pid_vnr(current)) {
 
 		read_lock(&tasklist_lock);
 
-		p = find_task_by_pid(pid);
+		p = find_task_by_vpid(pid);
 
 		/* make sure task cannot go away while we operate on it */
 		if (p) get_task_struct(p);
-- 
1.5.3.4

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