+ kernel-forkc-avoid-division-by-zero-fix.patch added to -mm tree

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The patch titled
     Subject: kernel-forkc-avoid-division-by-zero-fix
has been added to the -mm tree.  Its filename is
     kernel-forkc-avoid-division-by-zero-fix.patch

This patch should soon appear at
    http://ozlabs.org/~akpm/mmots/broken-out/kernel-forkc-avoid-division-by-zero-fix.patch
and later at
    http://ozlabs.org/~akpm/mmotm/broken-out/kernel-forkc-avoid-division-by-zero-fix.patch

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------------------------------------------------------
From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: kernel-forkc-avoid-division-by-zero-fix

use clamp(), per Oleg

Cc: Guenter Roeck <linux@xxxxxxxxxxxx>
Cc: Heinrich Schuchardt <xypron.glpk@xxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxxxxx>
Cc: Oleg Nesterov <oleg@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---

 kernel/fork.c |    8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff -puN kernel/fork.c~kernel-forkc-avoid-division-by-zero-fix kernel/fork.c
--- a/kernel/fork.c~kernel-forkc-avoid-division-by-zero-fix
+++ a/kernel/fork.c
@@ -280,13 +280,7 @@ static void set_max_threads(void)
 		threads = div64_u64((u64) totalram_pages * (u64) PAGE_SIZE,
 				    (u64) THREAD_SIZE * 8UL);
 
-	if (threads > MAX_THREADS)
-		threads = MAX_THREADS;
-
-	if (threads < MIN_THREADS)
-		threads = MIN_THREADS;
-
-	max_threads = (int) threads;
+	max_threads = clamp(threads, MIN_THREADS, MAX_THREADS);
 }
 
 void __init fork_init(void)
_

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

arch-alpha-kernel-systblss-remove-debug-check.patch
i-need-old-gcc.patch
drivers-rtc-rtc-mrst-fix-suspend-resume-fix.patch
mm-fix-anon_vma-degree-underflow-in-anon_vma-endless-growing-prevention.patch
mm.patch
mm-cma-release-trigger-checkpatch-fixes.patch
mm-cma-allocation-trigger-fix.patch
mm-compaction-enhance-compaction-finish-condition-fix.patch
page_writeback-cleanup-mess-around-cancel_dirty_page-checkpatch-fixes.patch
mm-hide-per-cpu-lists-in-output-of-show_mem-fix.patch
mm-clarify-__gfp_nofail-deprecation-status-checkpatch-fixes.patch
mm-change-vunmap-to-tear-down-huge-kva-mappings-fix.patch
mm-mempool-do-not-allow-atomic-resizing-checkpatch-fixes.patch
mm-memory-failurec-define-page-types-for-action_result-in-one-place-fix.patch
include-linux-page-flagsh-rename-macros-to-avoid-collisions.patch
mm-memcg-sync-allocation-and-memcg-charge-gfp-flags-for-thp-fix.patch
mm-vmalloc-occupy-newly-allocated-vmap-block-just-after-allocation.patch
mm-vmscan-fix-the-page-state-calculation-in-too_many_isolated.patch
x86-add-pmd_-for-thp-fix.patch
sparc-add-pmd_-for-thp-fix.patch
mm-support-madvisemadv_free-fix-2.patch
zram-add-dynamic-device-add-remove-functionality-fix.patch
zram-introduce-automatic-device_id-generation-fix.patch
zsmalloc-support-compaction-fix.patch
kernel-conditionally-support-non-root-users-groups-and-capabilities-checkpatch-fixes.patch
lib-vsprintf-add-%pcnr-format-specifiers-for-clocks-fix.patch
lib-find__bit-reimplementation-fix.patch
checkpatch-match-more-world-writable-permissions-fix.patch
binfmt_misc-simplify-entry_status-fix.patch
rtc-add-abracon-abx80x-driver-fix.patch
rtc-driver-for-conexant-digicolor-cx92755-on-chip-rtc-fix.patch
rtc-omap-add-external-32k-clock-feature-fix.patch
fs-fat-remove-unnecessary-includes-fix.patch
kernel-forkc-avoid-division-by-zero-fix.patch
doc-sysctl-kerneltxt-document-threads-max-fix.patch
mm-rcu-protected-get_mm_exe_file-fix-2.patch
affs-kstrdup-memory-handling-fix.patch
kconfig-use-macros-which-are-already-defined-fix.patch
linux-next.patch
linux-next-git-rejects.patch
linux-next-rejects.patch
include-sound-fix-build.patch
lib-kconfig-fix-up-have_arch_bitreverse-help-text.patch
oprofile-reduce-mmap_sem-hold-for-mm-exe_file-fix.patch
tomoyo-reduce-mmap_sem-hold-for-mm-exe_file-checkpatch-fixes.patch
documentation-spi-spidev_testc-fix-warning.patch
do_shared_fault-check-that-mmap_sem-is-held.patch
journal_add_journal_head-debug.patch
journal_add_journal_head-debug-fix.patch
kernel-forkc-export-kernel_thread-to-modules.patch
mutex-subsystem-synchro-test-module.patch
slab-leaks3-default-y.patch

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