The patch titled
kcore: more fixes for init
has been added to the -mm tree. Its filename is
kcore-more-fixes-for-init.patch
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------------------------------------------------------
Subject: kcore: more fixes for init
From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
proc_kcore_init() doesn't check NULL case. fix it and remove unnecessary
comments.
Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
Acked-by: WANG Cong <xiyou.wangcong@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/proc/kcore.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff -puN fs/proc/kcore.c~kcore-more-fixes-for-init fs/proc/kcore.c
--- a/fs/proc/kcore.c~kcore-more-fixes-for-init
+++ a/fs/proc/kcore.c
@@ -606,6 +606,10 @@ static int __init proc_kcore_init(void)
{
proc_root_kcore = proc_create("kcore", S_IRUSR, NULL,
&proc_kcore_operations);
+ if (!proc_root_kcore) {
+ printk(KERN_ERR "couldn't create /proc/kcore\n");
+ return 0; /* Always returns 0. */
+ }
/* Store text area if it's special */
proc_kcore_text_init();
/* Store vmalloc area */
@@ -615,7 +619,6 @@ static int __init proc_kcore_init(void)
/* Store direct-map area from physical memory map */
kcore_update_ram();
hotplug_memory_notifier(kcore_callback, 0);
- /* Other special area, area-for-module etc is arch specific. */
return 0;
}
_
Patches currently in -mm which might be from kamezawa.hiroyu@xxxxxxxxxxxxxx are
proc-kcore-work-around-a-bug.patch
mm-clean-up-page_remove_rmap.patch
vmscan-throttle-direct-reclaim-when-too-many-pages-are-isolated-already.patch
mm-remove-__addsub_zone_page_state.patch
vmscan-dont-attempt-to-reclaim-anon-page-in-lumpy-reclaim-when-no-swap-space-is-avilable.patch
ksm-add-mmu_notifier-set_pte_at_notify.patch
ksm-first-tidy-up-madvise_vma.patch
ksm-define-madv_mergeable-and-madv_unmergeable.patch
ksm-the-mm-interface-to-ksm.patch
ksm-no-debug-in-page_dup_rmap.patch
ksm-identify-pageksm-pages.patch
ksm-kernel-samepage-merging.patch
ksm-prevent-mremap-move-poisoning.patch
ksm-change-copyright-message.patch
ksm-change-ksm-nice-level-to-be-5.patch
page-allocator-change-migratetype-for-all-pageblocks-within-a-high-order-page-during-__rmqueue_fallback-fix.patch
vmalloc-unmap-vmalloc-area-after-hiding-it.patch
revert-proc-kcore-work-around-a-bug.patch
kcore-fix-vread-vwrite-to-be-aware-of-holes.patch
kcore-fix-vread-vwrite-to-be-aware-of-holes-update.patch
kcore-proc-kcore-should-use-vread.patch
mm-add_to_swap_cache-must-not-sleep.patch
mm-add_to_swap_cache-does-not-return-eexist.patch
memory-hotplug-fix-updating-of-num_physpages-for-hot-plugged-memory.patch
mm-vmscan-rename-zone_nr_pages-to-zone_lru_nr_pages.patch
mm-do-batched-scans-for-mem_cgroup.patch
oom-move-oom_adj-value-from-task_struct-to-signal_struct.patch
oom-make-oom_score-to-per-process-value.patch
oom-oom_kill-doesnt-kill-vfork-parentor-child.patch
oom-fix-oom_adjust_write-input-sanity-check.patch
mm-fix-numa-accounting-in-numastattxt.patch
mm-munlock-use-follow_page.patch
mm-remove-unused-gup-flags.patch
mm-add-get_dump_page.patch
mm-foll_dump-replace-foll_anon.patch
mm-follow_hugetlb_page-flags.patch
mm-fix-anonymous-dirtying.patch
mm-reinstate-zero_page.patch
mm-foll-flags-for-gup-flags.patch
mm-munlock-avoid-zero_page.patch
mm-hugetlbfs_pagecache_present.patch
mm-zero_page-without-pte_special.patch
mm-zero_page-without-pte_special-mips-fix.patch
mm-move-highest_memmap_pfn.patch
kcore-fix-proc-kcores-statst_size.patch
kcore-use-usual-list-for-kclist.patch
kcore-add-kclist-types.patch
kcore-register-vmalloc-area-in-generic-way.patch
kcore-register-text-area-in-generic-way.patch
walk-system-ram-range.patch
walk-system-ram-range-fix.patch
walk-system-ram-range-fix-2.patch
kcore-use-registerd-physmem-information.patch
kcore-use-registerd-physmem-information-ia64-fix.patch
kcore-register-vmemmap-range.patch
kcore-register-vmemmap-range-fix.patch
kcore-register-module-area-in-generic-way.patch
kcore-more-fixes-for-init.patch
cgroups-support-named-cgroups-hierarchies.patch
cgroups-move-the-cgroup-debug-subsys-into-cgroupc-to-access-internal-state.patch
cgroups-add-a-back-pointer-from-struct-cg_cgroup_link-to-struct-cgroup.patch
cgroups-allow-cgroup-hierarchies-to-be-created-with-no-bound-subsystems.patch
memcg-remove-the-overhead-associated-with-the-root-cgroup.patch
memcg-remove-the-overhead-associated-with-the-root-cgroup-fix.patch
memcg-remove-the-overhead-associated-with-the-root-cgroup-fix-2.patch
memcg-add-comments-explaining-memory-barriers.patch
memcg-add-comments-explaining-memory-barriers-checkpatch-fixes.patch
memory-controller-soft-limit-documentation-v9.patch
memory-controller-soft-limit-interface-v9.patch
memory-controller-soft-limit-organize-cgroups-v9.patch
memory-controller-soft-limit-organize-cgroups-v9-fix.patch
memory-controller-soft-limit-refactor-reclaim-flags-v9.patch
memory-controller-soft-limit-reclaim-on-contention-v9.patch
memory-controller-soft-limit-reclaim-on-contention-v9-fix.patch
memory-controller-soft-limit-reclaim-on-contention-v9-fix-softlimit-css-refcnt-handling.patch
memory-controller-soft-limit-reclaim-on-contention-v9-fix-softlimit-css-refcnt-handling-fix.patch
memcg-improve-resource-counter-scalability.patch
memcg-improve-resource-counter-scalability-v5.patch
memcg-show-swap-usage-in-stat-file.patch
memcg-show-swap-usage-in-stat-file-fix.patch
do_wait-wakeup-optimization-fix-child_wait_callback-eligible_child-usage.patch
do_wait-wakeup-optimization-simplify-task_pid_type.patch
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