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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Helge Deller <deller@gmx.de>
Subject: [PATCH 5.0 026/139] parisc: Allow live-patching of __meminit functions
Date:   Thu, 23 May 2019 21:05:14 +0200
Message-Id: <20190523181724.129167883@linuxfoundation.org>
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From: Helge Deller <deller@gmx.de>

commit d19a12906e5e558c0f6b6cfece7b7caf1012ef95 upstream.

When making the text sections writeable with set_kernel_text_rw(1),
include all text sections including those in the __init section.
Otherwise functions marked with __meminit will stay read-only.

Signed-off-by: Helge Deller <deller@gmx.de>
Cc: <stable@vger.kernel.org>	# 4.20+
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 arch/parisc/mm/init.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/arch/parisc/mm/init.c
+++ b/arch/parisc/mm/init.c
@@ -512,7 +512,7 @@ static void __init map_pages(unsigned lo
 
 void __init set_kernel_text_rw(int enable_read_write)
 {
-	unsigned long start = (unsigned long) _text;
+	unsigned long start = (unsigned long) __init_begin;
 	unsigned long end   = (unsigned long) &data_start;
 
 	map_pages(start, __pa(start), end-start,