linux-kernel - [PATCH v3 3/3] Documentation/vmcoreinfo: Add documentation for 'MAX_PHYSMEM

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Date:   Wed, 20 Mar 2019 10:39:34 +0530
From:   Bhupesh Sharma <bhsharma@...hat.com>
To:     linux-kernel@...r.kernel.org
Cc:     bhsharma@...hat.com, bhupesh.linux@...il.com,
        Boris Petkov <bp@...en8.de>, Ingo Molnar <mingo@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        James Morse <james.morse@....com>,
        Will Deacon <will.deacon@....com>,
        Michael Ellerman <mpe@...erman.id.au>,
        Paul Mackerras <paulus@...ba.org>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Dave Anderson <anderson@...hat.com>,
        Kazuhito Hagio <k-hagio@...jp.nec.com>, x86@...nel.org,
        linuxppc-dev@...ts.ozlabs.org,
        linux-arm-kernel@...ts.infradead.org, kexec@...ts.infradead.org
Subject: [PATCH v3 3/3] Documentation/vmcoreinfo: Add documentation for 'MAX_PHYSMEM_BITS'

Add documentation for 'MAX_PHYSMEM_BITS' variable being added to
vmcoreinfo.

'MAX_PHYSMEM_BITS' defines the maximum supported physical address
space memory.

Cc: Boris Petkov <bp@...en8.de>
Cc: Ingo Molnar <mingo@...nel.org>
Cc: Thomas Gleixner <tglx@...utronix.de>
Cc: James Morse <james.morse@....com>
Cc: Will Deacon <will.deacon@....com>
Cc: Michael Ellerman <mpe@...erman.id.au>
Cc: Paul Mackerras <paulus@...ba.org>
Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc: Dave Anderson <anderson@...hat.com>
Cc: Kazuhito Hagio <k-hagio@...jp.nec.com>
Cc: x86@...nel.org
Cc: linuxppc-dev@...ts.ozlabs.org
Cc: linux-arm-kernel@...ts.infradead.org
Cc: linux-kernel@...r.kernel.org
Cc: kexec@...ts.infradead.org
Signed-off-by: Bhupesh Sharma <bhsharma@...hat.com>
---
 Documentation/kdump/vmcoreinfo.txt | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Documentation/kdump/vmcoreinfo.txt b/Documentation/kdump/vmcoreinfo.txt
index bb94a4bd597a..f5a11388dc49 100644
--- a/Documentation/kdump/vmcoreinfo.txt
+++ b/Documentation/kdump/vmcoreinfo.txt
@@ -95,6 +95,11 @@ It exists in the sparse memory mapping model, and it is also somewhat
 similar to the mem_map variable, both of them are used to translate an
 address.
 
+MAX_PHYSMEM_BITS
+----------------
+
+Defines the maximum supported physical address space memory.
+
 page
 ----
 
-- 
2.7.4