79 lines
2.1 KiB
Diff
79 lines
2.1 KiB
Diff
From ff22437ef4310a2ab37d732bdd1496a926315691 Mon Sep 17 00:00:00 2001
|
|
From: Viktor Malik <viktor.malik@gmail.com>
|
|
Date: Mon, 17 Jan 2022 11:15:26 +0100
|
|
Subject: [PATCH 5/6] Update bio* tools to work on kernel 5.16+
|
|
|
|
Kernel 5.16 contains commit:
|
|
|
|
https://github.com/torvalds/linux/commit/be6bfe36db1795babe9d92178a47b2e02193cb0f
|
|
|
|
which renamed some of the functions that the bio* tools attach to.
|
|
---
|
|
tools/biolatency.bt | 6 ++++--
|
|
tools/biosnoop.bt | 6 ++++--
|
|
tools/biostacks.bt | 3 ++-
|
|
3 files changed, 10 insertions(+), 5 deletions(-)
|
|
|
|
diff --git a/tools/biolatency.bt b/tools/biolatency.bt
|
|
index 4ea910b4..d5af1f29 100755
|
|
--- a/tools/biolatency.bt
|
|
+++ b/tools/biolatency.bt
|
|
@@ -16,12 +16,14 @@ BEGIN
|
|
printf("Tracing block device I/O... Hit Ctrl-C to end.\n");
|
|
}
|
|
|
|
-kprobe:blk_account_io_start
|
|
+kprobe:blk_account_io_start,
|
|
+kprobe:__blk_account_io_start
|
|
{
|
|
@start[arg0] = nsecs;
|
|
}
|
|
|
|
-kprobe:blk_account_io_done
|
|
+kprobe:blk_account_io_done,
|
|
+kprobe:__blk_account_io_done
|
|
/@start[arg0]/
|
|
{
|
|
@usecs = hist((nsecs - @start[arg0]) / 1000);
|
|
diff --git a/tools/biosnoop.bt b/tools/biosnoop.bt
|
|
index 38ffeb52..aa88f4ba 100755
|
|
--- a/tools/biosnoop.bt
|
|
+++ b/tools/biosnoop.bt
|
|
@@ -16,7 +16,8 @@ BEGIN
|
|
printf("%-12s %-7s %-16s %-6s %7s\n", "TIME(ms)", "DISK", "COMM", "PID", "LAT(ms)");
|
|
}
|
|
|
|
-kprobe:blk_account_io_start
|
|
+kprobe:blk_account_io_start,
|
|
+kprobe:__blk_account_io_start
|
|
{
|
|
@start[arg0] = nsecs;
|
|
@iopid[arg0] = pid;
|
|
@@ -24,7 +25,8 @@ kprobe:blk_account_io_start
|
|
@disk[arg0] = ((struct request *)arg0)->rq_disk->disk_name;
|
|
}
|
|
|
|
-kprobe:blk_account_io_done
|
|
+kprobe:blk_account_io_done,
|
|
+kprobe:__blk_account_io_done
|
|
/@start[arg0] != 0 && @iopid[arg0] != 0 && @iocomm[arg0] != ""/
|
|
|
|
{
|
|
diff --git a/tools/biostacks.bt b/tools/biostacks.bt
|
|
index 58201cdf..1bc9f819 100755
|
|
--- a/tools/biostacks.bt
|
|
+++ b/tools/biostacks.bt
|
|
@@ -18,7 +18,8 @@ BEGIN
|
|
printf("Tracing block I/O with init stacks. Hit Ctrl-C to end.\n");
|
|
}
|
|
|
|
-kprobe:blk_account_io_start
|
|
+kprobe:blk_account_io_start,
|
|
+kprobe:__blk_account_io_start
|
|
{
|
|
@reqstack[arg0] = kstack;
|
|
@reqts[arg0] = nsecs;
|
|
--
|
|
2.35.3
|
|
|