01/01: gnu: jemalloc: Disable transparent huge pages on non-Intel systems.

[Efraim Flashner]

efraim pushed a commit to branch master
in repository guix.

commit 06be316111b70fb46aa4ee77f2fbf9e6308a2fb6
Author: Efraim Flashner <address@hidden>
Date:   Sun Apr 30 11:03:49 2017 +0300

    gnu: jemalloc: Disable transparent huge pages on non-Intel systems.
    
    * gnu/packages/jemalloc.scm (jemalloc)[arguments]: On non-Intel systems
    add '--disable-thp' to #:configure-flags. Adjust #:phases to remove
    offending test which incorrectly tests transparent huge pages.
---
 gnu/packages/jemalloc.scm | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/gnu/packages/jemalloc.scm b/gnu/packages/jemalloc.scm
index fcc9cc8..27fb46e 100644
--- a/gnu/packages/jemalloc.scm
+++ b/gnu/packages/jemalloc.scm
@@ -1,5 +1,6 @@
 ;;; GNU Guix --- Functional package management for GNU
 ;;; Copyright © 2015 Sou Bunnbu <address@hidden>
+;;; Copyright © 2017 Efraim Flashner <address@hidden>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -17,6 +18,8 @@
 ;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
 
 (define-module (gnu packages jemalloc)
+  #:use-module (srfi srfi-1)
+  #:use-module (srfi srfi-26)
   #:use-module ((guix licenses) #:select (bsd-2))
   #:use-module (guix packages)
   #:use-module (guix download)
@@ -37,6 +40,22 @@
                (base32
                 "10373xhpc10pgmai9fkc1z0rs029qlcb3c0qfnvkbwdlcibdh2cl"))))
     (build-system gnu-build-system)
+    (arguments
+     `(#:phases
+       (modify-phases %standard-phases
+         (add-after 'unpack 'delete-thp-test
+           ;; This test does not check if transparent huge pages are supported
+           ;; on the system before running the test.
+           (lambda _
+             (substitute* "Makefile.in"
+               (("\\$\\(srcroot\\)test/unit/pages.c \\\\") "\\"))
+             #t)))
+       ,@(if (any (cute string-prefix? <> (or (%current-target-system)
+                                              (%current-system)))
+                 '("x64_64" "i686"))
+           ;; Transparent huge pages are only enabled by default on Intel 
processors
+           '()
+           '(#:configure-flags (list "--disable-thp")))))
     (home-page "http://jemalloc.net/";)
     (synopsis "General-purpose scalable concurrent malloc implementation")
     (description