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-rw-r--r--arch/powerpc/kernel/rtas.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/arch/powerpc/kernel/rtas.c b/arch/powerpc/kernel/rtas.c
index 74367841615a..0e1ec6f746f6 100644
--- a/arch/powerpc/kernel/rtas.c
+++ b/arch/powerpc/kernel/rtas.c
@@ -691,10 +691,14 @@ void rtas_os_term(char *str)
{
int status;
- if (panic_timeout)
- return;
-
- if (RTAS_UNKNOWN_SERVICE == rtas_token("ibm,os-term"))
+ /*
+ * Firmware with the ibm,extended-os-term property is guaranteed
+ * to always return from an ibm,os-term call. Earlier versions without
+ * this property may terminate the partition which we want to avoid
+ * since it interferes with panic_timeout.
+ */
+ if (RTAS_UNKNOWN_SERVICE == rtas_token("ibm,os-term") ||
+ RTAS_UNKNOWN_SERVICE == rtas_token("ibm,extended-os-term"))
return;
snprintf(rtas_os_term_buf, 2048, "OS panic: %s", str);
@@ -705,8 +709,7 @@ void rtas_os_term(char *str)
} while (rtas_busy_delay(status));
if (status != 0)
- printk(KERN_EMERG "ibm,os-term call failed %d\n",
- status);
+ printk(KERN_EMERG "ibm,os-term call failed %d\n", status);
}
static int ibm_suspend_me_token = RTAS_UNKNOWN_SERVICE;