[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <93e6a6040904280011o25c68e9o672cf2ab64af26cd@mail.gmail.com>
Date: Tue, 28 Apr 2009 10:11:37 +0300
From: Tommi Rantala <tt.rantala@...il.com>
To: Wu Fengguang <fengguang.wu@...el.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>,
LKML <linux-kernel@...r.kernel.org>,
KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
Andi Kleen <andi@...stfloor.org>,
"linux-mm@...ck.org" <linux-mm@...ck.org>
Subject: Re: [PATCH 1/5] pagemap: document clarifications
2009/4/28 Wu Fengguang <fengguang.wu@...el.com>:
> Some bit ranges were inclusive and some not.
> Fix them to be consistently inclusive.
>
> Signed-off-by: Wu Fengguang <fengguang.wu@...el.com>
> ---
> Documentation/vm/pagemap.txt | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> --- mm.orig/Documentation/vm/pagemap.txt
> +++ mm/Documentation/vm/pagemap.txt
> @@ -12,9 +12,9 @@ There are three components to pagemap:
> value for each virtual page, containing the following data (from
> fs/proc/task_mmu.c, above pagemap_read):
>
> - * Bits 0-55 page frame number (PFN) if present
> + * Bits 0-54 page frame number (PFN) if present
> * Bits 0-4 swap type if swapped
> - * Bits 5-55 swap offset if swapped
> + * Bits 5-54 swap offset if swapped
> * Bits 55-60 page shift (page size = 1<<page shift)
> * Bit 61 reserved for future use
> * Bit 62 page swapped
The same fix should be applied to fs/proc/task_mmu.c as well,
it includes the same description of the bits.
Regards,
Tommi Rantala
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists