[PATCH v5 4/5] Documentation/vmcoreinfo: Add documentation for 'MAX_PHYSMEM_BITS'

[Bhupesh Sharma]

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 at alien8.de>
Cc: Ingo Molnar <mingo at kernel.org>
Cc: Thomas Gleixner <tglx at linutronix.de>
Cc: James Morse <james.morse at arm.com>
Cc: Will Deacon <will.deacon at arm.com>
Cc: Michael Ellerman <mpe at ellerman.id.au>
Cc: Paul Mackerras <paulus at samba.org>
Cc: Benjamin Herrenschmidt <benh at kernel.crashing.org>
Cc: Dave Anderson <anderson at redhat.com>
Cc: Kazuhito Hagio <k-hagio at ab.jp.nec.com>
Cc: x86 at kernel.org
Cc: linuxppc-dev at lists.ozlabs.org
Cc: linux-arm-kernel at lists.infradead.org
Cc: linux-kernel at vger.kernel.org
Cc: kexec at lists.infradead.org
Signed-off-by: Bhupesh Sharma <bhsharma at redhat.com>
---
 Documentation/admin-guide/kdump/vmcoreinfo.rst | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Documentation/admin-guide/kdump/vmcoreinfo.rst b/Documentation/admin-guide/kdump/vmcoreinfo.rst
index 007a6b86e0ee..447b64314f56 100644
--- a/Documentation/admin-guide/kdump/vmcoreinfo.rst
+++ b/Documentation/admin-guide/kdump/vmcoreinfo.rst
@@ -93,6 +93,11 @@ 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