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-rw-r--r--gnu/packages/mpi.scm19
1 files changed, 16 insertions, 3 deletions
diff --git a/gnu/packages/mpi.scm b/gnu/packages/mpi.scm
index af2409aeab..70b14c30b3 100644
--- a/gnu/packages/mpi.scm
+++ b/gnu/packages/mpi.scm
@@ -1,6 +1,6 @@
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2014, 2015, 2018, 2019 Eric Bavier <bavier@member.fsf.org>
-;;; Copyright © 2014-2022 Ludovic Courtès <ludo@gnu.org>
+;;; Copyright © 2014-2023 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2014 Ian Denhardt <ian@zenhack.net>
;;; Copyright © 2016 Andreas Enge <andreas@enge.fr>
;;; Copyright © 2017 Dave Love <fx@gnu.org>
@@ -143,7 +143,7 @@ bind processes, and much more.")
;; Note: 2.x isn't the default yet, see above.
(package
(inherit hwloc-1)
- (version "2.8.0")
+ (version "2.9.0")
(source (origin
(method url-fetch)
(uri (string-append "https://download.open-mpi.org/release/hwloc/v"
@@ -151,7 +151,7 @@ bind processes, and much more.")
"/hwloc-" version ".tar.bz2"))
(sha256
(base32
- "1ha23yqfx9kfxm5fcj9m0fnyf0r2k6p4k88xxqishclcsky752il"))))
+ "11v8hnl6fdsdbm3wnz5gg88f2ghixjyl7jlfmywj293ab5iyjw10"))))
;; libnuma is no longer needed.
(inputs (modify-inputs (package-inputs hwloc-1)
@@ -167,6 +167,10 @@ bind processes, and much more.")
(substitute* "tests/hwloc/linux-libnuma.c"
(("numa_available\\(\\)")
"-1"))))
+ (add-before 'check 'skip-test-that-requires-/sys
+ (lambda _
+ ;; 'test-gather-topology.sh' requires /sys as of 2.9.0; skip it.
+ (setenv "HWLOC_TEST_GATHER_TOPOLOGY" "0")))
(add-before 'check 'skip-test-that-fails-on-qemu
(lambda _
;; Skip test that fails on emulated hardware due to QEMU bug:
@@ -383,6 +387,15 @@ only provides @code{MPI_THREAD_FUNNELED}.")))
;; compare stdout, such as that of 'hdf5-parallel-openmpi'. Thus, tell
;; UCX to not emit those warnings.
(setenv "UCX_LOG_LEVEL" "error")
+
+ ;; Starting from 2.9.0, hwloc fails when /sys is unavailable:
+ ;;
+ ;; [hwloc/linux] failed to find sysfs cpu topology directory, aborting linux discovery.
+ ;;
+ ;; This in turn breaks Open MPI users. To work around it, define a fake
+ ;; topology with 4 cores. That silently disables CPU binding, though
+ ;; 'get_cpubind' will report there's no binding.
+ (setenv "HWLOC_SYNTHETIC" "4")
#t))
(define-public python-mpi4py