parisc: Allow live-patching of __meminit functions (d19a1290) · Commits · 戴 / test

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+

arch/parisc/mm/init.c

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -478,7 +478,7 @@ static void __init map_pages(unsigned long start_vaddr,

	void __init set_kernel_text_rw(int enable_read_write)		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;		unsigned long end = (unsigned long) &data_start;

	map_pages(start, __pa(start), end-start,		map_pages(start, __pa(start), end-start,

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