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 <[email protected]>
CC: Baoquan He <[email protected]>
CC: Dave Young <[email protected]>
CC: Dave Young <[email protected]>
CC: Hari Bathini <[email protected]>
CC: Tony Luck <[email protected]>
CC: Vivek Goyal <[email protected]>
Signed-off-by: Marc-André Lureau <[email protected]>
Acked-by: Gabriel Somlo <[email protected]>
---
kernel/crash_core.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/kernel/crash_core.c b/kernel/crash_core.c
index 6db80fc0810b..47541c891810 100644
--- a/kernel/crash_core.c
+++ b/kernel/crash_core.c
@@ -375,6 +375,7 @@ phys_addr_t __weak paddr_vmcoreinfo_note(void)
{
return __pa(vmcoreinfo_note);
}
+EXPORT_SYMBOL(paddr_vmcoreinfo_note);
static int __init crash_save_vmcoreinfo_init(void)
{
--
2.15.0.125.g8f49766d64
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