linux-kernel - Re: [PATCH -mm 3/6] Fix the x86-64 page colouring code to take pgoff into account and use that code as the basis for a generic page colouring code.

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Date:	Mon, 18 Jun 2012 18:03:09 -0400
From:	Rik van Riel <riel@...hat.com>
To:	Borislav Petkov <bp@...en8.de>, Andi Kleen <andi@...stfloor.org>,
	linux-mm@...ck.org, akpm@...ux-foundation.org, aarcange@...hat.com,
	peterz@...radead.org, minchan@...il.com, kosaki.motohiro@...il.com,
	hnaz@...xchg.org, mel@....ul.ie, linux-kernel@...r.kernel.org,
	Rik van Riel <riel@...riel.com>
Subject: Re: [PATCH -mm 3/6] Fix the x86-64 page colouring code to take pgoff
 into account and use that code as the basis for a generic page colouring
 code.

On 06/18/2012 04:37 PM, Borislav Petkov wrote:

> and your patch has some new ifs in it:
>
> @@ -386,12 +398,16 @@ void validate_mm(struct mm_struct *mm)
>   	int bug = 0;
>   	int i = 0;
>   	struct vm_area_struct *tmp = mm->mmap;
> +	unsigned long highest_address = 0;
>   	while (tmp) {
>   		if (tmp->free_gap != max_free_space(&tmp->vm_rb))
>   			printk("free space %lx, correct %lx\n", tmp->free_gap, max_free_space(&tmp->vm_rb)), bug = 1;
>
> 			^^^^^^^^^^^^^^
>
> I think this if-statement is the problem. It is not present in mainline
> but this patch doesn't add it so some patch earlier than that adds it
> which is probably in your queue?

Argh! I see the problem now.

guilt-patchbomb sent everything from my second patch onwards,
not my first patch :(

Let me resend the series properly, I have 7 patches not 6.

I am having a bad email day...

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