+ selftests-mm-dont-fail-uffd-stress-if-too-many-cpus-fix.patch added to mm-unstable branch

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The patch titled
     Subject: selftests-mm-dont-fail-uffd-stress-if-too-many-cpus-fix
has been added to the -mm mm-unstable branch.  Its filename is
     selftests-mm-dont-fail-uffd-stress-if-too-many-cpus-fix.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/selftests-mm-dont-fail-uffd-stress-if-too-many-cpus-fix.patch

This patch will later appear in the mm-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

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*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***

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------------------------------------------------------
From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: selftests-mm-dont-fail-uffd-stress-if-too-many-cpus-fix
Date: Wed Mar  5 02:15:02 PM PST 2025

fix div-by-zero, per Brendan

Link: https://lkml.kernel.org/r/CA+i-1C2pn90pfB6qhuGV8ecUw3YKfg1b8tSTsXs4n_Rw6US9mA@xxxxxxxxxxxxxx
Cc: Brendan Jackman <jackmanb@xxxxxxxxxx>
Cc: Dev Jain <dev.jain@xxxxxxx>
Cc: Lorenzo Stoakes <lorenzo.stoakes@xxxxxxxxxx>
Cc: Mateusz Guzik <mjguzik@xxxxxxxxx>
Cc: Shuah Khan (Samsung OSG) <shuah@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---

 tools/testing/selftests/mm/uffd-stress.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/tools/testing/selftests/mm/uffd-stress.c~selftests-mm-dont-fail-uffd-stress-if-too-many-cpus-fix
+++ a/tools/testing/selftests/mm/uffd-stress.c
@@ -461,7 +461,7 @@ int main(int argc, char **argv)
 			       nr_cpus);
 		nr_threads = 32;
 	} else {
-		nr_cpus = nr_threads;
+		nr_threads = nr_cpus;
 	}
 
 	nr_pages_per_cpu = bytes / page_size / nr_threads;
_

Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are

nfs-fix-nfs_release_folio-to-not-deadlock-via-kcompactd-writeback-fix.patch
userfaultfd-do-not-block-on-locking-a-large-folio-with-raised-refcount-fix.patch
mm-vmscan-extract-calculated-pressure-balance-as-a-function-fix.patch
mm-madvise-split-out-mmap-locking-operations-for-madvise-fix-checkpatch-fixes.patch
mm-madvise-remove-redundant-mmap_lock-operations-from-process_madvise-fix.patch
selftests-mm-print-some-details-when-uffd-stress-gets-bad-params-fix.patch
selftests-mm-dont-fail-uffd-stress-if-too-many-cpus-fix.patch
mm-pgtable-convert-some-architectures-to-use-tlb_remove_ptdesc-v2-fix.patch
mm-mremap-initial-refactor-of-move_vma-fix.patch
mm-mremap-thread-state-through-move-page-table-operation-fix.patch
mm-hugetlb-add-hugetlb_alloc_threads-cmdline-option-fix.patch
lib-plistc-add-shortcut-for-plist_requeue-fix.patch
scsi-lpfc-convert-timeouts-to-secs_to_jiffies-fix.patch
signal-avoid-clearing-tif_sigpending-in-recalc_sigpending-if-unset-fix.patch
resource-fix-resource-leak-in-get_free_mem_region-fix.patch





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