Commit 43d4cb47 authored Feb 28, 2018 by Marc-André Lureau Committed by Michael S. Tsirkin Mar 20, 2018

crash: export paddr_vmcoreinfo_note()



The following patch is going to use the symbol from the fw_cfg module,
to call the function and write the note location details in the
vmcoreinfo entry, so qemu can produce dumps with the vmcoreinfo note.

CC: Andrew Morton <akpm@linux-foundation.org>
CC: Hari Bathini <hbathini@linux.vnet.ibm.com>
CC: Tony Luck <tony.luck@intel.com>
CC: Vivek Goyal <vgoyal@redhat.com>
Acked-by: Baoquan He <bhe@redhat.com>
Acked-by: Dave Young <dyoung@redhat.com>
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Acked-by: Gabriel Somlo <somlo@cmu.edu>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

parent 14d1824c

kernel/crash_core.c

+1 −0

Original line number	Original line	Diff line number	Diff line
	@@ -376,6 +376,7 @@ phys_addr_t __weak paddr_vmcoreinfo_note(void)
	{		{
	return __pa(vmcoreinfo_note);		return __pa(vmcoreinfo_note);
	}		}
			EXPORT_SYMBOL(paddr_vmcoreinfo_note);

	static int __init crash_save_vmcoreinfo_init(void)		static int __init crash_save_vmcoreinfo_init(void)
	{		{