kexec: Switch to __pa_symbol

labbott · wildea01 · commit b6e92aa81038 · 2017-01-11T13:56:49.000Z
__pa_symbol is the correct api to get the physical address of kernel
symbols. Switch to it to allow for better debug checking.

Reviewed-by: Mark Rutland &lt;mark.rutland@arm.com&gt;
Tested-by: Mark Rutland &lt;mark.rutland@arm.com&gt;
Acked-by: "Eric W. Biederman" &lt;ebiederm@xmission.com&gt;
Signed-off-by: Laura Abbott &lt;labbott@redhat.com&gt;
Signed-off-by: Will Deacon &lt;will.deacon@arm.com&gt;
diff --git a/kernel/kexec_core.c b/kernel/kexec_core.c
@@ -1399,7 +1399,7 @@ void __weak arch_crash_save_vmcoreinfo(void)
 
 phys_addr_t __weak paddr_vmcoreinfo_note(void)
 {
-	return __pa((unsigned long)(char *)&vmcoreinfo_note);
+	return __pa_symbol((unsigned long)(char *)&vmcoreinfo_note);
 }
 
 static int __init crash_save_vmcoreinfo_init(void)

Original file line number	Diff line number	Diff line change
`@@ -1399,7 +1399,7 @@ void __weak arch_crash_save_vmcoreinfo(void)`
`1399`	`1399`
`1400`	`1400`	`phys_addr_t __weak paddr_vmcoreinfo_note(void)`
`1401`	`1401`	`{`
`1402`		`- return __pa((unsigned long)(char *)&vmcoreinfo_note);`
	`1402`	`+ return __pa_symbol((unsigned long)(char *)&vmcoreinfo_note);`
`1403`	`1403`	`}`
`1404`	`1404`
`1405`	`1405`	`static int __init crash_save_vmcoreinfo_init(void)`