From: Borislav Petkov <bp@alien8.de>
To: X86 ML <x86@kernel.org>
Cc: LKML <linux-kernel@vger.kernel.org>, Borislav Petkov <bp@alien8.de>
Subject: [PATCH 3/5] x86-64, docs, mm: Add vsyscall range to virtual address space layout
Date: Mon, 4 Mar 2013 21:16:18 +0100 [thread overview]
Message-ID: <1362428180-8865-4-git-send-email-bp@alien8.de> (raw)
In-Reply-To: <1362428180-8865-1-git-send-email-bp@alien8.de>
Add the end of the virtual address space to its layout documentation.
Signed-off-by: Borislav Petkov <bp@alien8.de>
---
Documentation/x86/x86_64/mm.txt | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/Documentation/x86/x86_64/mm.txt b/Documentation/x86/x86_64/mm.txt
index d6498e3cd713..881582f75c9c 100644
--- a/Documentation/x86/x86_64/mm.txt
+++ b/Documentation/x86/x86_64/mm.txt
@@ -13,7 +13,9 @@ ffffe90000000000 - ffffe9ffffffffff (=40 bits) hole
ffffea0000000000 - ffffeaffffffffff (=40 bits) virtual memory map (1TB)
... unused hole ...
ffffffff80000000 - ffffffffa0000000 (=512 MB) kernel text mapping, from phys 0
-ffffffffa0000000 - fffffffffff00000 (=1536 MB) module mapping space
+ffffffffa0000000 - ffffffffff5fffff (=1525 MB) module mapping space
+ffffffffff600000 - ffffffffffdfffff (=8 MB) vsyscalls
+ffffffffffe00000 - ffffffffffffffff (=2 MB) unused hole
The direct mapping covers all memory in the system up to the highest
memory address (this means in some cases it can also include PCI memory
--
1.8.1.3.535.ga923c31
next prev parent reply other threads:[~2013-03-04 20:16 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-04 20:16 [PATCH 0/5] x86: Misc fixlets Borislav Petkov
2013-03-04 20:16 ` [PATCH 1/5] x86, smpboot: Remove unused variable Borislav Petkov
2013-03-06 0:24 ` [tip:x86/urgent] " tip-bot for Borislav Petkov
2013-03-04 20:16 ` [PATCH 2/5] x86: Drop KERNEL_IMAGE_START Borislav Petkov
2013-04-03 0:18 ` [tip:x86/cleanups] " tip-bot for Borislav Petkov
2013-03-04 20:16 ` Borislav Petkov [this message]
2013-03-04 21:45 ` [PATCH 3/5] x86-64, docs, mm: Add vsyscall range to virtual address space layout Andy Lutomirski
2013-03-04 21:56 ` Borislav Petkov
2013-04-03 0:19 ` [tip:x86/cleanups] " tip-bot for Borislav Petkov
2013-03-04 20:16 ` [PATCH 4/5] x86, msr: Unify variable names Borislav Petkov
2013-04-03 0:20 ` [tip:x86/cleanups] " tip-bot for Borislav Petkov
2013-03-04 20:16 ` [PATCH 5/5] x86, quirks: Shut-up a long-standing gcc warning Borislav Petkov
2013-04-03 0:21 ` [tip:x86/cleanups] " tip-bot for Borislav Petkov
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