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Diffstat (limited to 'arch/powerpc/platforms/powernv/opal-kmsg.c')
-rw-r--r--arch/powerpc/platforms/powernv/opal-kmsg.c30
1 files changed, 3 insertions, 27 deletions
diff --git a/arch/powerpc/platforms/powernv/opal-kmsg.c b/arch/powerpc/platforms/powernv/opal-kmsg.c
index 6f1214d4de92..55691950d981 100644
--- a/arch/powerpc/platforms/powernv/opal-kmsg.c
+++ b/arch/powerpc/platforms/powernv/opal-kmsg.c
@@ -23,12 +23,9 @@
* may not be completely printed. This function does not actually dump the
* message, it just ensures that OPAL completely flushes the console buffer.
*/
-static void force_opal_console_flush(struct kmsg_dumper *dumper,
+static void kmsg_dump_opal_console_flush(struct kmsg_dumper *dumper,
enum kmsg_dump_reason reason)
{
- int i;
- int64_t ret;
-
/*
* Outside of a panic context the pollers will continue to run,
* so we don't need to do any special flushing.
@@ -36,32 +33,11 @@ static void force_opal_console_flush(struct kmsg_dumper *dumper,
if (reason != KMSG_DUMP_PANIC)
return;
- if (opal_check_token(OPAL_CONSOLE_FLUSH)) {
- ret = opal_console_flush(0);
-
- if (ret == OPAL_UNSUPPORTED || ret == OPAL_PARAMETER)
- return;
-
- /* Incrementally flush until there's nothing left */
- while (opal_console_flush(0) != OPAL_SUCCESS);
- } else {
- /*
- * If OPAL_CONSOLE_FLUSH is not implemented in the firmware,
- * the console can still be flushed by calling the polling
- * function enough times to flush the buffer. We don't know
- * how much output still needs to be flushed, but we can be
- * generous since the kernel is in panic and doesn't need
- * to do much else.
- */
- printk(KERN_NOTICE "opal: OPAL_CONSOLE_FLUSH missing.\n");
- for (i = 0; i < 1024; i++) {
- opal_poll_events(NULL);
- }
- }
+ opal_flush_console(0);
}
static struct kmsg_dumper opal_kmsg_dumper = {
- .dump = force_opal_console_flush
+ .dump = kmsg_dump_opal_console_flush
};
void __init opal_kmsg_init(void)