|
 |
d6739a |
From 7e813d0e3048f52781199384a120f5e5cbad22ae Mon Sep 17 00:00:00 2001
|
|
|
d6739a |
From: Viktor Malik <viktor.malik@gmail.com>
|
|
|
d6739a |
Date: Mon, 5 Dec 2022 13:31:25 +0100
|
|
|
d6739a |
Subject: [PATCH] RHEL8: remove not existing attachpoints from tools
|
|
|
d6739a |
|
|
|
d6739a |
tools/bio* attempt to attach each probe to multiple kprobes to cover all
|
|
|
d6739a |
possible systems. Remove probes which do not exist in RHEL8 to remove
|
|
|
d6739a |
unnecessary warnings.
|
|
|
d6739a |
---
|
|
|
d6739a |
tools/biolatency.bt | 6 ++----
|
|
|
d6739a |
tools/biostacks.bt | 4 +---
|
|
|
d6739a |
tools/old/biosnoop.bt | 6 ++----
|
|
|
d6739a |
3 files changed, 5 insertions(+), 11 deletions(-)
|
|
|
d6739a |
|
|
|
d6739a |
diff --git a/tools/biolatency.bt b/tools/biolatency.bt
|
|
|
d6739a |
index d5af1f29..4ea910b4 100755
|
|
|
d6739a |
--- a/tools/biolatency.bt
|
|
|
d6739a |
+++ b/tools/biolatency.bt
|
|
|
d6739a |
@@ -16,14 +16,12 @@ BEGIN
|
|
|
d6739a |
printf("Tracing block device I/O... Hit Ctrl-C to end.\n");
|
|
|
d6739a |
}
|
|
|
d6739a |
|
|
|
d6739a |
-kprobe:blk_account_io_start,
|
|
|
d6739a |
-kprobe:__blk_account_io_start
|
|
|
d6739a |
+kprobe:blk_account_io_start
|
|
|
d6739a |
{
|
|
|
d6739a |
@start[arg0] = nsecs;
|
|
|
d6739a |
}
|
|
|
d6739a |
|
|
|
d6739a |
-kprobe:blk_account_io_done,
|
|
|
d6739a |
-kprobe:__blk_account_io_done
|
|
|
d6739a |
+kprobe:blk_account_io_done
|
|
|
d6739a |
/@start[arg0]/
|
|
|
d6739a |
{
|
|
|
d6739a |
@usecs = hist((nsecs - @start[arg0]) / 1000);
|
|
|
d6739a |
diff --git a/tools/biostacks.bt b/tools/biostacks.bt
|
|
|
d6739a |
index 1bc9f819..80d8cb9e 100755
|
|
|
d6739a |
--- a/tools/biostacks.bt
|
|
|
d6739a |
+++ b/tools/biostacks.bt
|
|
|
d6739a |
@@ -18,14 +18,12 @@ BEGIN
|
|
|
d6739a |
printf("Tracing block I/O with init stacks. Hit Ctrl-C to end.\n");
|
|
|
d6739a |
}
|
|
|
d6739a |
|
|
|
d6739a |
-kprobe:blk_account_io_start,
|
|
|
d6739a |
-kprobe:__blk_account_io_start
|
|
|
d6739a |
+kprobe:blk_account_io_start
|
|
|
d6739a |
{
|
|
|
d6739a |
@reqstack[arg0] = kstack;
|
|
|
d6739a |
@reqts[arg0] = nsecs;
|
|
|
d6739a |
}
|
|
|
d6739a |
|
|
|
d6739a |
-kprobe:blk_start_request,
|
|
|
d6739a |
kprobe:blk_mq_start_request
|
|
|
d6739a |
/@reqts[arg0]/
|
|
|
d6739a |
{
|
|
|
d6739a |
diff --git a/tools/old/biosnoop.bt b/tools/old/biosnoop.bt
|
|
|
d6739a |
index 1a99643a..327251e3 100755
|
|
|
d6739a |
--- a/tools/old/biosnoop.bt
|
|
|
d6739a |
+++ b/tools/old/biosnoop.bt
|
|
|
d6739a |
@@ -22,8 +22,7 @@ BEGIN
|
|
|
d6739a |
printf("%-12s %-7s %-16s %-6s %7s\n", "TIME(ms)", "DISK", "COMM", "PID", "LAT(ms)");
|
|
|
d6739a |
}
|
|
|
d6739a |
|
|
|
d6739a |
-kprobe:blk_account_io_start,
|
|
|
d6739a |
-kprobe:__blk_account_io_start
|
|
|
d6739a |
+kprobe:blk_account_io_start
|
|
|
d6739a |
{
|
|
|
d6739a |
@start[arg0] = nsecs;
|
|
|
d6739a |
@iopid[arg0] = pid;
|
|
|
d6739a |
@@ -31,8 +30,7 @@ kprobe:__blk_account_io_start
|
|
|
d6739a |
@disk[arg0] = ((struct request *)arg0)->rq_disk->disk_name;
|
|
|
d6739a |
}
|
|
|
d6739a |
|
|
|
d6739a |
-kprobe:blk_account_io_done,
|
|
|
d6739a |
-kprobe:__blk_account_io_done
|
|
|
d6739a |
+kprobe:blk_account_io_done
|
|
|
d6739a |
/@start[arg0] != 0 && @iopid[arg0] != 0 && @iocomm[arg0] != ""/
|
|
|
d6739a |
|
|
|
d6739a |
{
|
|
|
d6739a |
--
|
|
|
d6739a |
2.38.1
|
|
|
d6739a |
|