(address . guix-patches@gnu.org)
Lightly tested on qemu VM, seems working OK
--
Vincent Legoll
From 016265a4594239a9fa3f98031b0d89397b89cfe3 Mon Sep 17 00:00:00 2001
From: Vincent Legoll <vincent.legoll@gmail.com>
Date: Sun, 15 Mar 2020 21:25:54 +0100
Subject: [PATCH] gnu: Add blktrace.
* gnu/packages/linux.scm (blktrace): New variable.
---
gnu/packages/linux.scm | 31 +++++++++++++++++++++++++++++++
1 file changed, 31 insertions(+)
Toggle diff (44 lines)
diff --git a/gnu/packages/linux.scm b/gnu/packages/linux.scm
index fda7570d89..4d966a2cad 100644
--- a/gnu/packages/linux.scm
+++ b/gnu/packages/linux.scm
@@ -4013,6 +4013,37 @@ system calls, important for the performance of databases and other advanced
applications.")
(license license:lgpl2.1+)))
+(define-public blktrace
+ (let ((commit "f4f8ef7cdea138cfaa2f3ca0ee31fa23d3bcf1cc")
+ (revision "0"))
+ (package
+ (name "blktrace")
+ (version (git-version "1.2.0" revision commit))
+ (home-page
+ "https://git.kernel.org/pub/scm/linux/kernel/git/axboe/blktrace.git")
+ (source (origin
+ (method git-fetch)
+ (uri (git-reference
+ (url home-page)
+ (commit commit)))
+ (sha256
+ (base32 "1ihdfimg7mfcgdm6l09xfqx5kdyv42x743dxp3z3w65q5vd7xy89"))
+ (file-name (git-file-name name version))))
+ (build-system gnu-build-system)
+ (arguments
+ '(#:make-flags
+ (list "CC=gcc" (string-append "prefix=" %output))
+ #:tests? #f ; no tests
+ #:phases
+ (modify-phases %standard-phases (delete 'configure)))) ; no configure script
+ (inputs
+ `(("libaio" ,libaio)))
+ (synopsis "Block layer IO tracing mechanism")
+ (description "Blktrace is a block layer IO tracing mechanism which provides
+detailed information about request queue operations to user space. It extracts
+event traces from the kernel (via the relaying through the debug file system).")
+ (license license:gpl2))))
+
(define-public sbc
(package
(name "sbc")
--
2.25.1