From: Andreas Schwab <schwab@linux-m68k.org>
To: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Linux/m68k <linux-m68k@vger.kernel.org>
Subject: Re: _ebss == _edata if MMU
Date: Wed, 18 Apr 2012 13:43:46 +0200 [thread overview]
Message-ID: <m2zka99sel.fsf@igel.home> (raw)
In-Reply-To: <CAMuHMdXefcfjetrLAtnsqONRT1WefEFU3Ztv0=2itP+sjGJDrg@mail.gmail.com> (Geert Uytterhoeven's message of "Wed, 18 Apr 2012 09:55:34 +0200")
Geert Uytterhoeven <geert@linux-m68k.org> writes:
> On ARAnyM:
>
> Virtual kernel memory layout:
> vector : 0x002f4d10 - 0x002f5110 ( 1 KiB)
> kmap : 0xd0000000 - 0xf0000000 ( 512 MiB)
> vmalloc : 0x11800000 - 0xd0000000 (3048 MiB)
> lowmem : 0x00000000 - 0x11000000 ( 272 MiB)
> .init : 0x00319000 - 0x0033c000 ( 140 KiB)
> .text : 0x00001000 - 0x002487b8 (2334 KiB)
> .data : 0x0024b540 - 0x00318a40 ( 822 KiB)
> .bss : 0x002f4ae0 - 0x00318a40 ( 144 KiB)
>
> End of data and end of bss are identical, as arch/m68k/kernel/vmlinux-std.lds
> says bss is a subset of data:
It's just the _edata symbol, I don't think this is a problem. After
all, bss is only zero-initialized data, thus still part of kernel data.
Andreas.
--
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756 01D3 44D5 214B 8276 4ED5
"And now for something completely different."
next prev parent reply other threads:[~2012-04-18 11:43 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-18 7:55 _ebss == _edata if MMU Geert Uytterhoeven
2012-04-18 11:43 ` Andreas Schwab [this message]
2012-04-18 12:38 ` Greg Ungerer
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