From: Seung-Woo Kim <sw0312.kim@samsung.com>
Date: Tue, 15 Dec 2020 05:59:47 +0000 (+0900)
Subject: Report task io only when CONFIG_TASK_IO_ACCOUNTING is enabled
X-Git-Tag: accepted/tizen/unified/20201222.122620~4
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=69ea714cfdea286bedfc626e17fc4a1df4d28519;p=platform%2Fcore%2Fsystem%2Fstability-monitor-kmod-rpi3.git

Report task io only when CONFIG_TASK_IO_ACCOUNTING is enabled

If kernel does not have CONFIG_TASK_IO_ACCOUNTING, then it is not
possbile to support task io usage. Reporting task io only when
kernel has CONFIG_TASK_IO_ACCOUNTING, otherwise just report 0.

Change-Id: I9b55c9bb85ae3b8900c04564481de7cef249289b
Signed-off-by: Seung-Woo Kim <sw0312.kim@samsung.com>
---

diff --git a/kernel/proc-tsm.c b/kernel/proc-tsm.c
index e86ec82..248aaa1 100644
--- a/kernel/proc-tsm.c
+++ b/kernel/proc-tsm.c
@@ -181,7 +181,11 @@ static int stability_monitor_show(struct seq_file *m, void *v)
         seq_put_decimal_ull(m, " ", cputime_to_usecs(utime + stime));
         seq_put_decimal_ull(m, " ", PAGE_TO_KB(vm_rss));
         seq_put_decimal_ll(m, " ", open_fds);
+#ifdef CONFIG_TASK_IO_ACCOUNTING
         seq_put_decimal_ull(m, " ", task_ioac.read_bytes + task_ioac.write_bytes);
+#else
+        seq_put_decimal_ull(m, " ", 0);
+#endif
         seq_printf(m, "\n");
     }