The patch titled oom-replace-pf_oom_origin-with-toggling-oom_score_adj-update has been removed from the -mm tree. Its filename was oom-replace-pf_oom_origin-with-toggling-oom_score_adj-update.patch This patch was dropped because it was folded into oom-replace-pf_oom_origin-with-toggling-oom_score_adj.patch The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/ ------------------------------------------------------ Subject: oom-replace-pf_oom_origin-with-toggling-oom_score_adj-update From: David Rientjes <rientjes@xxxxxxxxxx> v3: add comment for test_set_oom_score_adj() disable irqs when taking siglock, thanks to Matt Fleming Signed-off-by: David Rientjes <rientjes@xxxxxxxxxx> Cc: KOSAKI Motohiro <kosaki.motohiro@xxxxxxxxxxxxxx> Cc: Minchan Kim <minchan.kim@xxxxxxxxx> Cc: Hugh Dickins <hughd@xxxxxxxxxx> Cc: Izik Eidus <ieidus@xxxxxxxxxx> Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- mm/oom_kill.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff -puN mm/oom_kill.c~oom-replace-pf_oom_origin-with-toggling-oom_score_adj-update mm/oom_kill.c --- a/mm/oom_kill.c~oom-replace-pf_oom_origin-with-toggling-oom_score_adj-update +++ a/mm/oom_kill.c @@ -38,12 +38,20 @@ int sysctl_oom_kill_allocating_task; int sysctl_oom_dump_tasks = 1; static DEFINE_SPINLOCK(zone_scan_lock); +/** + * test_set_oom_score_adj() - set current's oom_score_adj and return old value + * @new_val: new oom_score_adj value + * + * Sets the oom_score_adj value for current to @new_val with proper + * synchronization and returns the old value. Usually used to temporarily + * set a value, save the old value in the caller, and then reinstate it later. + */ int test_set_oom_score_adj(int new_val) { struct sighand_struct *sighand = current->sighand; int old_val; - spin_lock(&sighand->siglock); + spin_lock_irq(&sighand->siglock); old_val = current->signal->oom_score_adj; if (new_val != old_val) { if (new_val == OOM_SCORE_ADJ_MIN) @@ -52,7 +60,7 @@ int test_set_oom_score_adj(int new_val) atomic_dec(¤t->mm->oom_disable_count); current->signal->oom_score_adj = new_val; } - spin_unlock(&sighand->siglock); + spin_unlock_irq(&sighand->siglock); return old_val; } _ Patches currently in -mm which might be from rientjes@xxxxxxxxxx are origin.patch arch-mm-filter-disallowed-nodes-from-arch-specific-show_mem-functions.patch mm-per-node-vmstat-show-proper-vmstats.patch oom-replace-pf_oom_origin-with-toggling-oom_score_adj.patch mm-thp-optimize-memcg-charge-in-khugepaged.patch mm-break-out-page-allocation-warning-code.patch mm-print-vmalloc-state-after-allocation-failures.patch alpha-mm-set-all-online-nodes-in-n_normal_memory.patch m32r-mm-set-all-online-nodes-in-n_normal_memory.patch mm-remove-dependency-on-config_flatmem-from-online_page.patch mm-enable-set_page_section-only-if-config_sparsemem-and-config_sparsemem_vmemmap.patch mm-fail-gfp_dma-allocations-when-zone_dma-is-not-configured.patch mm-export-get_vma_policy.patch mm-use-walk_page_range-instead-of-custom-page-table-walking-code.patch mm-remove-mpol_mf_stats.patch mm-make-gather_stats-type-safe-and-remove-forward-declaration.patch mm-remove-check_huge_range.patch mm-declare-mpol_to_str-when-config_tmpfs=n.patch mm-proc-move-show_numa_map-to-fs-proc-task_mmuc.patch proc-make-struct-proc_maps_private-truly-private.patch proc-allocate-storage-for-numa_maps-statistics-once.patch mm-add-section_align_up-and-section_align_down-macro.patch -- To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html