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Date:	Fri, 10 Feb 2012 14:47:53 -0800
From:	Greg KH <gregkh@...uxfoundation.org>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:	torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
	alan@...rguk.ukuu.org.uk,
	Arve Hjønnevåg <arve@...roid.com>
Subject: [14/21] Staging: android: binder: Dont call dump_stack in binder_vma_open

2.6.32-longterm review patch.  If anyone has any objections, please let me know.

------------------

From: Arve Hjønnevåg <arve@...roid.com>

commit 3c1b86f17068cf6476fb2d022b9c8b44dedea2e5 upstream.

If user-space partially unmaps the driver, binder_vma_open
would dump the kernel stack. This is not a kernel bug however
and will be treated as if the whole area was unmapped once
binder_vma_close gets called.

Signed-off-by: Arve Hjønnevåg <arve@...roid.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 drivers/staging/android/binder.c |    1 -
 1 file changed, 1 deletion(-)

--- a/drivers/staging/android/binder.c
+++ b/drivers/staging/android/binder.c
@@ -2741,7 +2741,6 @@ static void binder_vma_open(struct vm_ar
 		     proc->pid, vma->vm_start, vma->vm_end,
 		     (vma->vm_end - vma->vm_start) / SZ_1K, vma->vm_flags,
 		     (unsigned long)pgprot_val(vma->vm_page_prot));
-	dump_stack();
 }
 
 static void binder_vma_close(struct vm_area_struct *vma)


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