mmotm 2014-08-29-15-15 uploaded

8 messages, 4 authors, 2014-09-01 · open the first message on its own page

mmotm 2014-08-29-15-15 uploaded

From: akpm@linux-foundation.org
Date: 2014-08-29 22:16:01

The mm-of-the-moment snapshot 2014-08-29-15-15 has been uploaded to

   http://www.ozlabs.org/~akpm/mmotm/

mmotm-readme.txt says

README for mm-of-the-moment:

http://www.ozlabs.org/~akpm/mmotm/

This is a snapshot of my -mm patch queue.  Uploaded at random hopefully
more than once a week.

You will need quilt to apply these patches to the latest Linus release (3.x
or 3.x-rcY).  The series file is in broken-out.tar.gz and is duplicated in
http://ozlabs.org/~akpm/mmotm/series

The file broken-out.tar.gz contains two datestamp files: .DATE and
.DATE-yyyy-mm-dd-hh-mm-ss.  Both contain the string yyyy-mm-dd-hh-mm-ss,
followed by the base kernel version against which this patch series is to
be applied.

This tree is partially included in linux-next.  To see which patches are
included in linux-next, consult the `series' file.  Only the patches
within the #NEXT_PATCHES_START/#NEXT_PATCHES_END markers are included in
linux-next.

A git tree which contains the memory management portion of this tree is
maintained at git://git.kernel.org/pub/scm/linux/kernel/git/mhocko/mm.git
by Michal Hocko.  It contains the patches which are between the
"#NEXT_PATCHES_START mm" and "#NEXT_PATCHES_END" markers, from the series
file, http://www.ozlabs.org/~akpm/mmotm/series.


A full copy of the full kernel tree with the linux-next and mmotm patches
already applied is available through git within an hour of the mmotm
release.  Individual mmotm releases are tagged.  The master branch always
points to the latest release, so it's constantly rebasing.

http://git.cmpxchg.org/?p=linux-mmotm.git;a=summary

To develop on top of mmotm git:

  $ git remote add mmotm git://git.kernel.org/pub/scm/linux/kernel/git/mhocko/mm.git
  $ git remote update mmotm
  $ git checkout -b topic mmotm/master
  <make changes, commit>
  $ git send-email mmotm/master.. [...]

To rebase a branch with older patches to a new mmotm release:

  $ git remote update mmotm
  $ git rebase --onto mmotm/master <topic base> topic




The directory http://www.ozlabs.org/~akpm/mmots/ (mm-of-the-second)
contains daily snapshots of the -mm tree.  It is updated more frequently
than mmotm, and is untested.

A git copy of this tree is available at

	http://git.cmpxchg.org/?p=linux-mmots.git;a=summary

and use of this tree is similar to
http://git.cmpxchg.org/?p=linux-mmotm.git, described above.


This mmotm tree contains the following patches against 3.17-rc2:
(patches marked "*" will be included in linux-next)

  origin.patch
  i-need-old-gcc.patch
  arch-alpha-kernel-systblss-remove-debug-check.patch
  maintainers-akpm-maintenance.patch
* checkpatch-relax-check-for-length-of-git-commit-ids.patch
* resource-fix-the-case-of-null-pointer-access.patch
* memblock-memhotplug-fix-wrong-type-in-memblock_find_in_range_node.patch
* mm-actually-clear-pmd_numa-before-invalidating.patch
* lib-turn-config_stacktrace-into-an-actual-option.patch
* zram-fix-incorrectly-stat-with-failed_reads.patch
* mm-zpool-use-prefixed-module-loading.patch
* hugetlb_cgroup-use-lockdep_assert_held-rather-than-spin_is_locked.patch
* x86mm-fix-pte_special-versus-pte_numa.patch
* kexec-create-a-new-config-option-config_kexec_file-for-new-syscall.patch
* kexec-remove-config_kexec-dependency-on-crypto.patch
* xattr-fix-check-for-simultaneous-glibc-header-inclusion.patch
* rtc-s5m-re-add-support-for-devices-without-irq-specified.patch
* x86-purgatory-use-approprate-m64-32-build-flag-for-arch-x86-purgatory.patch
* ocfs2-do-not-write-error-flag-to-user-structure-we-cannot-copy-from-to.patch
* ocfs2-o2net-dont-shutdown-connection-when-idle-timeout.patch
* ocfs2-o2net-set-tcp-user-timeout-to-max-value.patch
* ocfs2-quorum-add-a-log-for-node-not-fenced.patch
* tools-selftests-fixing-build-issue-with-make-kselftests-target.patch
* flush_icache_range-export-symbol-to-fix-build-errors.patch
* add-arm-description-to-documentation-kdump-kdumptxt.patch
* purgatory-add-clean-up-for-purgatory-directory.patch
* mem-hotplug-let-memblock-skip-the-hotpluggable-memory-regions-in-__next_mem_range.patch
* mem-hotplug-let-memblock-skip-the-hotpluggable-memory-regions-in-__next_mem_range-fix.patch
* fix-faulty-logic-in-the-case-of-recursive-printk.patch
* mm-slab_commonc-suppress-warning.patch
* mm-cma-adjust-address-limit-to-avoid-hitting-low-high-memory-boundary.patch
* arm-mm-dont-limit-default-cma-region-only-to-low-memory.patch
* eventpoll-fix-uninitialized-variable-in-epoll_ctl.patch
* sh-get_user_pages_fast-must-flush-cache-the-way.patch
* checkpatch-allow-commit-descriptions-on-separate-line-from-commit-id.patch
* x86mem-hotplug-pass-sync_global_pgds-a-correct-argument-in-remove_pagetable.patch
* x86mem-hotplug-modify-pgd-entry-when-removing-memory.patch
* x86-numa-setup_node_data-drop-dead-code-and-rename-function.patch
* mem-hotplug-fix-boot-failed-in-case-all-the-nodes-are-hotpluggable.patch
* mem-hotplug-fix-boot-failed-in-case-all-the-nodes-are-hotpluggable-checkpatch-fixes.patch
* mn10300-use-kbuild-logic-to-include-asm-generic-sectionsh.patch
* cris-use-kbuild-logic-to-include-asm-generic-sectionsh.patch
* fs-cifs-remove-obsolete-__constant.patch
* fs-cifs-filec-replace-countsize-kzalloc-by-kcalloc.patch
* fs-cifs-smb2filec-replace-countsize-kzalloc-by-kcalloc.patch
* efi-bgrt-add-error-handling-inform-the-user-when-ignoring-the-bgrt.patch
* kernel-posix-timersc-code-clean-up.patch
* kernel-posix-timersc-code-clean-up-checkpatch-fixes.patch
* input-route-kbd-leds-through-the-generic-leds-layer.patch
* input-route-kbd-leds-through-the-generic-leds-layer-fix.patch
* m32r-use-kbuild-logic-to-include-asm-generic-sectionsh.patch
* score-use-kbuild-logic-to-include-asm-generic-sectionsh.patch
* fs-ext4-fsyncc-generic_file_fsync-call-based-on-barrier-flag.patch
* fs-ocfs2-stack_userc-fix-typo-in-ocfs2_control_release.patch
* o2dlm-fix-null-pointer-dereference-in-o2dlm_blocking_ast_wrapper.patch
* o2dlm-fix-null-pointer-dereference-in-o2dlm_blocking_ast_wrapper-checkpatch-fixes.patch
* ocfs2-free-inode-when-i_count-becomes-zero.patch
* ocfs2-call-ocfs2_journal_access_di-before-ocfs2_journal_dirty-in-ocfs2_write_end_nolock.patch
* ocfs2-avoid-access-invalid-address-when-read-o2dlm-debug-messages.patch
* ocfs2-dlm-fix-race-between-dispatched_work-and-dlm_lockres_grab_inflight_worker.patch
* ocfs2-reflink-fix-slow-unlink-for-refcounted-file.patch
* ocfs2-fix-journal-commit-deadlock.patch
* ocfs2-fix-deadlock-between-o2hb-thread-and-o2net_wq.patch
* bio-integrity-remove-the-needless-fail-handle-of-bip_slab-creating.patch
* block-restore-proc-partitions-to-not-display-non-partitionable-removable-devices.patch
* softlockup-make-detector-be-aware-of-task-switch-of-processes-hogging-cpu.patch
* softlockup-make-detector-be-aware-of-task-switch-of-processes-hogging-cpu-fix.patch
  mm.patch
* mm-slab_common-move-kmem_cache-definition-to-internal-header.patch
* mm-slab_common-move-kmem_cache-definition-to-internal-header-fix.patch
* mm-slb-always-track-caller-in-kmalloc_node_track_caller.patch
* mm-slab-move-cache_flusharray-out-of-unlikelytext-section.patch
* mm-slab-noinline-__ac_put_obj.patch
* mm-slab-factor-out-unlikely-part-of-cache_free_alien.patch
* slub-disable-tracing-and-failslab-for-merged-slabs.patch
* fix-checkpatch-errors-for-mm-mmapc.patch
* memory-hotplug-add-sysfs-zones_online_to-attribute.patch
* memory-hotplug-add-sysfs-zones_online_to-attribute-fix.patch
* memory-hotplug-add-sysfs-zones_online_to-attribute-fix-2.patch
* memory-hotplug-add-sysfs-zones_online_to-attribute-fix-3.patch
* memory-hotplug-add-sysfs-zones_online_to-attribute-fix-4.patch
* mm-remove-misleading-arch_uses_numa_prot_none.patch
* lib-genallocc-add-power-aligned-algorithm.patch
* lib-genallocc-add-genpool-range-check-function.patch
* common-dma-mapping-introduce-common-remapping-functions.patch
* common-dma-mapping-introduce-common-remapping-functions-fix.patch
* common-dma-mapping-introduce-common-remapping-functions-fix-2.patch
* arm-use-genalloc-for-the-atomic-pool.patch
* arm64-add-atomic-pool-for-non-coherent-and-cma-allocations.patch
* mm-page_alloc-determine-migratetype-only-once.patch
* vfs-make-guard_bh_eod-more-generic.patch
* vfs-guard-end-of-device-for-mpage-interface.patch
* block_dev-implement-readpages-to-optimize-sequential-read.patch
* mm-thp-dont-hold-mmap_sem-in-khugepaged-when-allocating-thp.patch
* mm-compaction-defer-each-zone-individually-instead-of-preferred-zone.patch
* mm-compaction-defer-each-zone-individually-instead-of-preferred-zone-fix.patch
* mm-compaction-do-not-count-compact_stall-if-all-zones-skipped-compaction.patch
* mm-compaction-do-not-recheck-suitable_migration_target-under-lock.patch
* mm-compaction-move-pageblock-checks-up-from-isolate_migratepages_range.patch
* mm-compaction-reduce-zone-checking-frequency-in-the-migration-scanner.patch
* mm-compaction-khugepaged-should-not-give-up-due-to-need_resched.patch
* mm-compaction-khugepaged-should-not-give-up-due-to-need_resched-fix.patch
* mm-compaction-periodically-drop-lock-and-restore-irqs-in-scanners.patch
* mm-compaction-skip-rechecks-when-lock-was-already-held.patch
* mm-compaction-remember-position-within-pageblock-in-free-pages-scanner.patch
* mm-compaction-skip-buddy-pages-by-their-order-in-the-migrate-scanner.patch
* mm-rename-allocflags_to_migratetype-for-clarity.patch
* mm-compaction-pass-gfp-mask-to-compact_control.patch
* mm-introduce-check_data_rlimit-helper-v2.patch
* mm-use-may_adjust_brk-helper.patch
* prctl-pr_set_mm-factor-out-mmap_sem-when-update-mm-exe_file.patch
* prctl-pr_set_mm-introduce-pr_set_mm_map-operation-v3.patch
* prctl-pr_set_mm-introduce-pr_set_mm_map-operation-v4.patch
* prctl-pr_set_mm-introduce-pr_set_mm_map-operation-v3-fix.patch
* prctl-pr_set_mm-introduce-pr_set_mm_map-operation-v4-fix.patch
* prctl-pr_set_mm-introduce-pr_set_mm_map-operation-v4-fix-2.patch
* mm-remove-noisy-remainder-of-the-scan_unevictable-interface.patch
* mempolicy-change-alloc_pages_vma-to-use-mpol_cond_put.patch
* mempolicy-change-get_task_policy-to-return-default_policy-rather-than-null.patch
* mempolicy-sanitize-the-usage-of-get_task_policy.patch
* mempolicy-remove-the-task-arg-of-vma_policy_mof-and-simplify-it.patch
* mempolicy-introduce-__get_vma_policy-export-get_task_policy.patch
* mempolicy-fix-show_numa_map-vs-exec-do_set_mempolicy-race.patch
* mempolicy-kill-do_set_mempolicy-down_writemm-mmap_sem.patch
* mempolicy-unexport-get_vma_policy-and-remove-its-task-arg.patch
* mm-use-memblock_alloc_range.patch
* include-linux-migrateh-remove-migratepage-define.patch
* mm-balloon_compaction-ignore-anonymous-pages.patch
* mm-balloon_compaction-keep-ballooned-pages-away-from-normal-migration-path.patch
* mm-balloon_compaction-isolate-balloon-pages-without-lru_lock.patch
* selftests-vm-transhuge-stress-stress-test-for-memory-compaction.patch
* mm-introduce-common-page-state-for-ballooned-memory.patch
* mm-introduce-common-page-state-for-ballooned-memory-fix.patch
* mm-balloon_compaction-use-common-page-ballooning.patch
* mm-balloon_compaction-general-cleanup.patch
* mm-balloon_compaction-general-cleanup-fix.patch
* mm-balloon_compaction-general-cleanup-checkpatch-fixes.patch
* mm-use-seq_open_private-instead-of-seq_open.patch
* mm-use-__seq_open_private-instead-of-seq_open.patch
* introduce-dump_vma.patch
* introduce-dump_vma-fix.patch
* introduce-vm_bug_on_vma.patch
* convert-a-few-vm_bug_on-callers-to-vm_bug_on_vma.patch
* convert-a-few-vm_bug_on-callers-to-vm_bug_on_vma-checkpatch-fixes.patch
* mm-page_alloc-avoid-wakeup-kswapd-on-the-unintended-node.patch
* vmstat-on-demand-vmstat-workers-v8.patch
* vmstat-on-demand-vmstat-workers-v8-fix.patch
* vmstat-on-demand-vmstat-workers-v8-do-not-open-code-alloc_cpumask_var.patch
* vmstat-on-demand-vmstat-workers-v8-fix-2.patch
* mm-introduce-do_shared_fault-and-drop-do_fault-fix-fix.patch
* fs-mpagec-forgotten-write_sync-in-case-of-data-integrity-write.patch
* m68k-call-find_vma-with-the-mmap_sem-held-in-sys_cacheflush.patch
* m68k-call-find_vma-with-the-mmap_sem-held-in-sys_cacheflush-v2.patch
* zsmalloc-move-pages_allocated-to-zs_pool.patch
* zsmalloc-change-return-value-unit-of-zs_get_total_size_bytes.patch
* zram-zram-memory-size-limitation.patch
* zram-zram-memory-size-limitation-fix.patch
* zram-zram-memory-size-limitation-fix-fix.patch
* zram-zram-memory-size-limitation-fix-2.patch
* zram-report-maximum-used-memory.patch
* zram-add-num_discard_req-discarded-for-discard-stat.patch
* do_shared_fault-check-that-mmap_sem-is-held.patch
* alpha-use-kbuild-logic-to-include-asm-generic-sectionsh.patch
* include-kernelh-rewrite-min3-max3-and-clamp-using-min-and-max.patch
* include-kernelh-rewrite-min3-max3-and-clamp-using-min-and-max-fix.patch
* kernel-add-support-for-kernel-restart-handler-call-chain.patch
* power-restart-call-machine_restart-instead-of-arm_pm_restart.patch
* arm64-support-restart-through-restart-handler-call-chain.patch
* arm-support-restart-through-restart-handler-call-chain.patch
* watchdog-moxart-register-restart-handler-with-kernel-restart-handler.patch
* watchdog-alim7101-register-restart-handler-with-kernel-restart-handler.patch
* watchdog-sunxi-register-restart-handler-with-kernel-restart-handler.patch
* arm-arm64-unexport-restart-handlers.patch
* watchdog-s3c2410-add-restart-handler.patch
* clk-samsung-register-restart-handlers-for-s3c2412-and-s3c2443.patch
* clk-rockchip-add-restart-handler.patch
* kernel-async-fixed-coding-style-issues.patch
* acct-eliminate-compile-warning.patch
* acct-eliminate-compile-warning-fix.patch
* kernel-fix-for-checkpatch-errors-in-sys-file.patch
* drivers-misc-ti-st-st_corec-fix-null-dereference-on-protocol-type-check.patch
* printk-dont-bother-using-log_cpu_max_buf_shift-on-smp.patch
* lib-vsprintf-add-%pt-format-specifier.patch
* maintainers-assing-systemace-driver-to-xilinx.patch
* remove-non-existent-files-from-maintainerspatch-added-to-mm-tree.patch
* maintainers-linaro-mm-sig-is-moderated.patch
* maintainers-add-entry-for-kernel-selftest-framework.patch
* drivers-video-backlight-backlightc-remove-backlight-sysfs-uevent.patch
* list-include-linux-kernelh.patch
* lib-use-seq_open_private-instead-of-seq_open.patch
* mm-utilc-add-kstrimdup.patch
* lib-add-crc64-ecma-module.patch
* checkpatch-fix-spello.patch
* checkpatch-remove-debugging-message.patch
* checkpatch-update-allowed_asm_includes-macros-add-rebooth-and-timeh.patch
* checkpatch-enable-whitespace-checks-for-dts-files.patch
* init-kconfig-move-rcu_nocb_cpu-dependencies-to-choice.patch
* autofs4-allow-rcu-walk-to-walk-through-autofs4.patch
* autofs4-factor-should_expire-out-of-autofs4_expire_indirect.patch
* autofs4-make-autofs4_can_expire-idempotent.patch
* autofs4-avoid-taking-fs_lock-during-rcu-walk.patch
* autofs4-d_manage-should-return-eisdir-when-appropriate-in-rcu-walk-mode.patch
* autofs-the-documentation-i-wanted-to-read.patch
* rtc-use-c99-initializers-in-structures.patch
* rtc-s3c-define-s3c_rtc-structure-to-remove-global-variables.patch
* rtc-s3c-remove-warning-message-when-checking-coding-style-with-checkpatch-script.patch
* rtc-s3c-add-s3c_rtc_data-structure-to-use-variant-data-instead-of-s3c_cpu_type.patch
* rtc-s3c-add-support-for-rtc-of-exynos3250-soc.patch
* arm-dts-fix-wrong-compatible-string-of-exynos3250-rtc-dt-node.patch
* fs-befs-btreec-remove-typedef-befs_btree_node.patch
* hfsplus-fix-longname-handling.patch
* fs-proc-task_mmuc-dont-use-task-mm-in-m_start-and-show_map.patch
* fs-proc-task_mmuc-unify-simplify-do_maps_open-and-numa_maps_open.patch
* proc-introduce-proc_mem_open.patch
* fs-proc-task_mmuc-shift-mm_access-from-m_start-to-proc_maps_open.patch
* fs-proc-task_mmuc-shift-mm_access-from-m_start-to-proc_maps_open-checkpatch-fixes.patch
* fs-proc-task_mmuc-simplify-the-vma_stop-logic.patch
* fs-proc-task_mmuc-simplify-the-vma_stop-logic-checkpatch-fixes.patch
* fs-proc-task_mmuc-cleanup-the-tail_vma-horror-in-m_next.patch
* fs-proc-task_mmuc-shift-priv-task-=-null-from-m_start-to-m_stop.patch
* fs-proc-task_mmuc-kill-the-suboptimal-and-confusing-m-version-logic.patch
* fs-proc-task_mmuc-simplify-m_start-to-make-it-readable.patch
* fs-proc-task_mmuc-introduce-m_next_vma-helper.patch
* fs-proc-task_mmuc-reintroduce-m-version-logic.patch
* fs-proc-task_mmuc-update-m-version-in-the-main-loop-in-m_start.patch
* fs-proc-task_nommuc-change-maps_open-to-use-__seq_open_private.patch
* fs-proc-task_nommuc-shift-mm_access-from-m_start-to-proc_maps_open.patch
* fs-proc-task_nommuc-shift-mm_access-from-m_start-to-proc_maps_open-checkpatch-fixes.patch
* fs-proc-task_nommuc-dont-use-priv-task-mm.patch
* proc-maps-replace-proc_maps_private-pid-with-struct-inode-inode.patch
* proc-maps-make-vm_is_stack-logic-namespace-friendly.patch
* not-adding-modules-range-to-kcore-if-its-equal-to-vmcore-range.patch
* not-adding-modules-range-to-kcore-if-its-equal-to-vmcore-range-checkpatch-fixes.patch
* try-to-use-automatic-variable-in-kexec-purgatory-makefile.patch
* kgdb-timeout-if-secondary-cpus-ignore-the-roundup.patch
* x86-optimize-resource-lookups-for-ioremap.patch
* x86-optimize-resource-lookups-for-ioremap-fix.patch
* x86-use-optimized-ioresource-lookup-in-ioremap-function.patch
* init-resolve-shadow-warnings.patch
* init-resolve-shadow-warnings-checkpatch-fixes.patch
* ipc-always-handle-a-new-value-of-auto_msgmni.patch
* ipc-shm-kill-the-historical-wrong-mm-start_stack-check.patch
* ipc-use-__seq_open_private-instead-of-seq_open.patch
* build-trivia-scripts-headers_installsh.patch
  linux-next.patch
* drivers-gpio-gpio-zevioc-fix-build.patch
* x86-vdso-fix-vdso2cs-special_pages-error-checking.patch
* include-linux-remove-strict_strto-definitions.patch
* lib-string_helpers-move-documentation-to-c-file.patch
* lib-string_helpers-refactoring-the-test-suite.patch
* lib-string_helpers-introduce-string_escape_mem.patch
* lib-vsprintf-add-%pe-format-specifier.patch
* lib-vsprintf-add-%pe-format-specifier-fix.patch
* wireless-libertas-print-esaped-string-via-%pe.patch
* wireless-ipw2x00-print-ssid-via-%pe.patch
* wireless-hostap-proc-print-properly-escaped-ssid.patch
* lib80211-remove-unused-print_ssid.patch
* staging-wlan-ng-use-%pehp-to-print-sn.patch
* staging-rtl8192e-use-%pen-to-escape-buffer.patch
* staging-rtl8192u-use-%pen-to-escape-buffer.patch
* watchdog-control-hard-lockup-detection-default.patch
* watchdog-control-hard-lockup-detection-default-fix.patch
* watchdog-control-hard-lockup-detection-default-fix-2.patch
* kvm-ensure-hard-lockup-detection-is-disabled-by-default.patch
* mm-replace-remap_file_pages-syscall-with-emulation.patch
* fat-add-i_disksize-to-represent-uninitialized-size-v4.patch
* fat-add-fat_fallocate-operation-v4.patch
* fat-zero-out-seek-range-on-_fat_get_block-v4.patch
* fat-fallback-to-buffered-write-in-case-of-fallocated-region-on-direct-io-v4.patch
* fat-permit-to-return-phy-block-number-by-fibmap-in-fallocated-region-v4.patch
* documentation-filesystems-vfattxt-update-the-limitation-for-fat-fallocate-v4.patch
* w1-call-put_device-if-device_register-fails.patch
* mm-add-strictlimit-knob-v2.patch
  debugging-keep-track-of-page-owners.patch
  debugging-keep-track-of-page-owners-fix.patch
  page-owners-correct-page-order-when-to-free-page.patch
  make-sure-nobodys-leaking-resources.patch
  journal_add_journal_head-debug.patch
  journal_add_journal_head-debug-fix.patch
  releasing-resources-with-children.patch
  make-frame_pointer-default=y.patch
  kernel-forkc-export-kernel_thread-to-modules.patch
  mutex-subsystem-synchro-test-module.patch
  slab-leaks3-default-y.patch
  add-debugging-aid-for-memory-initialisation-problems.patch
  workaround-for-a-pci-restoring-bug.patch
  single_open-seq_release-leak-diagnostics.patch

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[PATCH -mmotm] mm: fix kmemcheck.c build errors

From: Randy Dunlap <rdunlap@infradead.org>
Date: 2014-08-30 01:48:41

From: Randy Dunlap <rdunlap@infradead.org>

Add header file to fix kmemcheck.c build errors:

../mm/kmemcheck.c:70:7: error: dereferencing pointer to incomplete type
../mm/kmemcheck.c:83:15: error: dereferencing pointer to incomplete type
../mm/kmemcheck.c:95:8: error: dereferencing pointer to incomplete type
../mm/kmemcheck.c:95:21: error: dereferencing pointer to incomplete type

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
---
 mm/kmemcheck.c |    1 +
 1 file changed, 1 insertion(+)

Index: mmotm-2014-0829-1515/mm/kmemcheck.c
===================================================================
--- mmotm-2014-0829-1515.orig/mm/kmemcheck.c
+++ mmotm-2014-0829-1515/mm/kmemcheck.c
@@ -2,6 +2,7 @@
 #include <linux/mm_types.h>
 #include <linux/mm.h>
 #include <linux/slab.h>
+#include <linux/slab_def.h>
 #include <linux/kmemcheck.h>
 
 void kmemcheck_alloc_shadow(struct page *page, int order, gfp_t flags, int node)

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Re: [PATCH -mmotm] mm: fix kmemcheck.c build errors

From: Andrey Ryabinin <ryabinin.a.a@gmail.com>
Date: 2014-08-31 11:36:21

2014-08-30 5:48 GMT+04:00 Randy Dunlap [off-list ref]:
quoted hunk
From: Randy Dunlap <rdunlap@infradead.org>

Add header file to fix kmemcheck.c build errors:

../mm/kmemcheck.c:70:7: error: dereferencing pointer to incomplete type
../mm/kmemcheck.c:83:15: error: dereferencing pointer to incomplete type
../mm/kmemcheck.c:95:8: error: dereferencing pointer to incomplete type
../mm/kmemcheck.c:95:21: error: dereferencing pointer to incomplete type

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
---
 mm/kmemcheck.c |    1 +
 1 file changed, 1 insertion(+)

Index: mmotm-2014-0829-1515/mm/kmemcheck.c
===================================================================
--- mmotm-2014-0829-1515.orig/mm/kmemcheck.c
+++ mmotm-2014-0829-1515/mm/kmemcheck.c
@@ -2,6 +2,7 @@
 #include <linux/mm_types.h>
 #include <linux/mm.h>
 #include <linux/slab.h>
+#include <linux/slab_def.h>
This will work only for CONFIG_SLAB=y. struct kmem_cache definition
was moved to internal header [*],
so you need to include it here:
#include "slab.h"

[*] http://ozlabs.org/~akpm/mmotm/broken-out/mm-slab_common-move-kmem_cache-definition-to-internal-header.patch
 #include <linux/kmemcheck.h>

 void kmemcheck_alloc_shadow(struct page *page, int order, gfp_t flags, int node)

-- 
Best regards,
Andrey Ryabinin

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Re: [PATCH -mmotm] mm: fix kmemcheck.c build errors

From: Randy Dunlap <rdunlap@infradead.org>
Date: 2014-08-31 14:48:46

On 08/31/14 04:36, Andrey Ryabinin wrote:
2014-08-30 5:48 GMT+04:00 Randy Dunlap [off-list ref]:
quoted
From: Randy Dunlap <rdunlap@infradead.org>

Add header file to fix kmemcheck.c build errors:

../mm/kmemcheck.c:70:7: error: dereferencing pointer to incomplete type
../mm/kmemcheck.c:83:15: error: dereferencing pointer to incomplete type
../mm/kmemcheck.c:95:8: error: dereferencing pointer to incomplete type
../mm/kmemcheck.c:95:21: error: dereferencing pointer to incomplete type

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
---
 mm/kmemcheck.c |    1 +
 1 file changed, 1 insertion(+)

Index: mmotm-2014-0829-1515/mm/kmemcheck.c
===================================================================
--- mmotm-2014-0829-1515.orig/mm/kmemcheck.c
+++ mmotm-2014-0829-1515/mm/kmemcheck.c
@@ -2,6 +2,7 @@
 #include <linux/mm_types.h>
 #include <linux/mm.h>
 #include <linux/slab.h>
+#include <linux/slab_def.h>
This will work only for CONFIG_SLAB=y. struct kmem_cache definition
was moved to internal header [*],
so you need to include it here:
#include "slab.h"

[*] http://ozlabs.org/~akpm/mmotm/broken-out/mm-slab_common-move-kmem_cache-definition-to-internal-header.patch
Thanks.  That makes sense.  [testing]  mm/kmemcheck.c still has a build error:

In file included from ../mm/kmemcheck.c:5:0:
../mm/slab.h: In function 'cache_from_obj':
../mm/slab.h:283:2: error: implicit declaration of function 'memcg_kmem_enabled' [-Werror=implicit-function-declaration]


Maybe Andrew should just drop that patch and its associated patches.

quoted
 #include <linux/kmemcheck.h>

 void kmemcheck_alloc_shadow(struct page *page, int order, gfp_t flags, int node)

-- 
~Randy

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[PATCH -mmotm v2] mm: fix kmemcheck.c build errors

From: Randy Dunlap <rdunlap@infradead.org>
Date: 2014-08-31 23:33:23

On 08/31/14 07:48, Randy Dunlap wrote:
On 08/31/14 04:36, Andrey Ryabinin wrote:
quoted
2014-08-30 5:48 GMT+04:00 Randy Dunlap [off-list ref]:
quoted
From: Randy Dunlap <rdunlap@infradead.org>

Add header file to fix kmemcheck.c build errors:

../mm/kmemcheck.c:70:7: error: dereferencing pointer to incomplete type
../mm/kmemcheck.c:83:15: error: dereferencing pointer to incomplete type
../mm/kmemcheck.c:95:8: error: dereferencing pointer to incomplete type
../mm/kmemcheck.c:95:21: error: dereferencing pointer to incomplete type

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
---
 mm/kmemcheck.c |    1 +
 1 file changed, 1 insertion(+)

Index: mmotm-2014-0829-1515/mm/kmemcheck.c
===================================================================
--- mmotm-2014-0829-1515.orig/mm/kmemcheck.c
+++ mmotm-2014-0829-1515/mm/kmemcheck.c
@@ -2,6 +2,7 @@
 #include <linux/mm_types.h>
 #include <linux/mm.h>
 #include <linux/slab.h>
+#include <linux/slab_def.h>
This will work only for CONFIG_SLAB=y. struct kmem_cache definition
was moved to internal header [*],
so you need to include it here:
#include "slab.h"

[*] http://ozlabs.org/~akpm/mmotm/broken-out/mm-slab_common-move-kmem_cache-definition-to-internal-header.patch
Thanks.  That makes sense.  [testing]  mm/kmemcheck.c still has a build error:

In file included from ../mm/kmemcheck.c:5:0:
../mm/slab.h: In function 'cache_from_obj':
../mm/slab.h:283:2: error: implicit declaration of function 'memcg_kmem_enabled' [-Werror=implicit-function-declaration]
Naughty header file.  It uses something from <linux/memcontrol.h> without
#including that header file...

Working patch is below.
Maybe Andrew should just drop that patch and its associated patches.

quoted
quoted
 #include <linux/kmemcheck.h>

 void kmemcheck_alloc_shadow(struct page *page, int order, gfp_t flags, int node)


From: Randy Dunlap <rdunlap@infradead.org>

Add header files to fix kmemcheck.c build errors:

../mm/kmemcheck.c:70:7: error: dereferencing pointer to incomplete type
../mm/kmemcheck.c:83:15: error: dereferencing pointer to incomplete type
../mm/kmemcheck.c:95:8: error: dereferencing pointer to incomplete type
../mm/kmemcheck.c:95:21: error: dereferencing pointer to incomplete type

../mm/slab.h: In function 'cache_from_obj':
../mm/slab.h:283:2: error: implicit declaration of function 'memcg_kmem_enabled' [-Werror=implicit-function-declaration]

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
---
 mm/kmemcheck.c |    1 +
 mm/slab.h      |    2 ++
 2 files changed, 3 insertions(+)

Index: mmotm-2014-0829-1515/mm/kmemcheck.c
===================================================================
--- mmotm-2014-0829-1515.orig/mm/kmemcheck.c
+++ mmotm-2014-0829-1515/mm/kmemcheck.c
@@ -2,6 +2,7 @@
 #include <linux/mm_types.h>
 #include <linux/mm.h>
 #include <linux/slab.h>
+#include "slab.h"
 #include <linux/kmemcheck.h>
 
 void kmemcheck_alloc_shadow(struct page *page, int order, gfp_t flags, int node)
Index: mmotm-2014-0829-1515/mm/slab.h
===================================================================
--- mmotm-2014-0829-1515.orig/mm/slab.h
+++ mmotm-2014-0829-1515/mm/slab.h
@@ -268,6 +268,8 @@ static inline void memcg_uncharge_slab(s
 }
 #endif
 
+#include <linux/memcontrol.h>
+
 static inline struct kmem_cache *cache_from_obj(struct kmem_cache *s, void *x)
 {
 	struct kmem_cache *cachep;

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Re: [PATCH -mmotm v2] mm: fix kmemcheck.c build errors

From: Joonsoo Kim <hidden>
Date: 2014-09-01 00:12:42

On Sun, Aug 31, 2014 at 04:33:12PM -0700, Randy Dunlap wrote:
On 08/31/14 07:48, Randy Dunlap wrote:
quoted
On 08/31/14 04:36, Andrey Ryabinin wrote:
quoted
2014-08-30 5:48 GMT+04:00 Randy Dunlap [off-list ref]:
quoted
From: Randy Dunlap <rdunlap@infradead.org>

Add header file to fix kmemcheck.c build errors:

../mm/kmemcheck.c:70:7: error: dereferencing pointer to incomplete type
../mm/kmemcheck.c:83:15: error: dereferencing pointer to incomplete type
../mm/kmemcheck.c:95:8: error: dereferencing pointer to incomplete type
../mm/kmemcheck.c:95:21: error: dereferencing pointer to incomplete type

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
---
 mm/kmemcheck.c |    1 +
 1 file changed, 1 insertion(+)

Index: mmotm-2014-0829-1515/mm/kmemcheck.c
===================================================================
--- mmotm-2014-0829-1515.orig/mm/kmemcheck.c
+++ mmotm-2014-0829-1515/mm/kmemcheck.c
@@ -2,6 +2,7 @@
 #include <linux/mm_types.h>
 #include <linux/mm.h>
 #include <linux/slab.h>
+#include <linux/slab_def.h>
This will work only for CONFIG_SLAB=y. struct kmem_cache definition
was moved to internal header [*],
so you need to include it here:
#include "slab.h"

[*] http://ozlabs.org/~akpm/mmotm/broken-out/mm-slab_common-move-kmem_cache-definition-to-internal-header.patch
Thanks.  That makes sense.  [testing]  mm/kmemcheck.c still has a build error:

In file included from ../mm/kmemcheck.c:5:0:
../mm/slab.h: In function 'cache_from_obj':
../mm/slab.h:283:2: error: implicit declaration of function 'memcg_kmem_enabled' [-Werror=implicit-function-declaration]
Naughty header file.  It uses something from <linux/memcontrol.h> without
#including that header file...

Hello.

Indeed...
Thanks for catching this.
Working patch is below.
With your patch, build also failed if CONFIG_MEMCG_KMEM=y.
Right fix is something like below.

Thanks.

--------->8----------
diff --git a/mm/kmemcheck.c b/mm/kmemcheck.c
index fd814fd..cab58bb 100644
--- a/mm/kmemcheck.c
+++ b/mm/kmemcheck.c
@@ -2,6 +2,7 @@
 #include <linux/mm_types.h>
 #include <linux/mm.h>
 #include <linux/slab.h>
+#include "slab.h"
 #include <linux/kmemcheck.h>
 
 void kmemcheck_alloc_shadow(struct page *page, int order, gfp_t flags, int node)
diff --git a/mm/slab.h b/mm/slab.h
index 13845d0..963a3f8 100644
--- a/mm/slab.h
+++ b/mm/slab.h
@@ -37,6 +37,8 @@ struct kmem_cache {
 #include <linux/slub_def.h>
 #endif
 
+#include <linux/memcontrol.h>
+
 /*
  * State of the slab allocator.
  *

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Re: [PATCH -mmotm v2] mm: fix kmemcheck.c build errors

From: Randy Dunlap <rdunlap@infradead.org>
Date: 2014-09-01 00:17:25

On 08/31/14 17:13, Joonsoo Kim wrote:
quoted hunk
On Sun, Aug 31, 2014 at 04:33:12PM -0700, Randy Dunlap wrote:
quoted
On 08/31/14 07:48, Randy Dunlap wrote:
quoted
On 08/31/14 04:36, Andrey Ryabinin wrote:
quoted
2014-08-30 5:48 GMT+04:00 Randy Dunlap [off-list ref]:
quoted
From: Randy Dunlap <rdunlap@infradead.org>

Add header file to fix kmemcheck.c build errors:

../mm/kmemcheck.c:70:7: error: dereferencing pointer to incomplete type
../mm/kmemcheck.c:83:15: error: dereferencing pointer to incomplete type
../mm/kmemcheck.c:95:8: error: dereferencing pointer to incomplete type
../mm/kmemcheck.c:95:21: error: dereferencing pointer to incomplete type

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
---
 mm/kmemcheck.c |    1 +
 1 file changed, 1 insertion(+)

Index: mmotm-2014-0829-1515/mm/kmemcheck.c
===================================================================
--- mmotm-2014-0829-1515.orig/mm/kmemcheck.c
+++ mmotm-2014-0829-1515/mm/kmemcheck.c
@@ -2,6 +2,7 @@
 #include <linux/mm_types.h>
 #include <linux/mm.h>
 #include <linux/slab.h>
+#include <linux/slab_def.h>
This will work only for CONFIG_SLAB=y. struct kmem_cache definition
was moved to internal header [*],
so you need to include it here:
#include "slab.h"

[*] http://ozlabs.org/~akpm/mmotm/broken-out/mm-slab_common-move-kmem_cache-definition-to-internal-header.patch
Thanks.  That makes sense.  [testing]  mm/kmemcheck.c still has a build error:

In file included from ../mm/kmemcheck.c:5:0:
../mm/slab.h: In function 'cache_from_obj':
../mm/slab.h:283:2: error: implicit declaration of function 'memcg_kmem_enabled' [-Werror=implicit-function-declaration]
Naughty header file.  It uses something from <linux/memcontrol.h> without
#including that header file...

Hello.

Indeed...
Thanks for catching this.
quoted
Working patch is below.
With your patch, build also failed if CONFIG_MEMCG_KMEM=y.
Right fix is something like below.

Thanks.

--------->8----------
diff --git a/mm/kmemcheck.c b/mm/kmemcheck.c
index fd814fd..cab58bb 100644
--- a/mm/kmemcheck.c
+++ b/mm/kmemcheck.c
@@ -2,6 +2,7 @@
 #include <linux/mm_types.h>
 #include <linux/mm.h>
 #include <linux/slab.h>
+#include "slab.h"
 #include <linux/kmemcheck.h>
 
 void kmemcheck_alloc_shadow(struct page *page, int order, gfp_t flags, int node)
diff --git a/mm/slab.h b/mm/slab.h
index 13845d0..963a3f8 100644
--- a/mm/slab.h
+++ b/mm/slab.h
@@ -37,6 +37,8 @@ struct kmem_cache {
 #include <linux/slub_def.h>
 #endif
 
+#include <linux/memcontrol.h>
+
 /*
  * State of the slab allocator.
  *
--
Um, yeah, looks equivalent to what I sent as v2.

Thanks.

-- 
~Randy

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Re: [PATCH -mmotm v2] mm: fix kmemcheck.c build errors

From: Joonsoo Kim <hidden>
Date: 2014-09-01 00:29:29

On Sun, Aug 31, 2014 at 05:17:14PM -0700, Randy Dunlap wrote:
On 08/31/14 17:13, Joonsoo Kim wrote:
quoted
On Sun, Aug 31, 2014 at 04:33:12PM -0700, Randy Dunlap wrote:
quoted
On 08/31/14 07:48, Randy Dunlap wrote:
quoted
On 08/31/14 04:36, Andrey Ryabinin wrote:
quoted
2014-08-30 5:48 GMT+04:00 Randy Dunlap [off-list ref]:
quoted
From: Randy Dunlap <rdunlap@infradead.org>

Add header file to fix kmemcheck.c build errors:

../mm/kmemcheck.c:70:7: error: dereferencing pointer to incomplete type
../mm/kmemcheck.c:83:15: error: dereferencing pointer to incomplete type
../mm/kmemcheck.c:95:8: error: dereferencing pointer to incomplete type
../mm/kmemcheck.c:95:21: error: dereferencing pointer to incomplete type

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
---
 mm/kmemcheck.c |    1 +
 1 file changed, 1 insertion(+)

Index: mmotm-2014-0829-1515/mm/kmemcheck.c
===================================================================
--- mmotm-2014-0829-1515.orig/mm/kmemcheck.c
+++ mmotm-2014-0829-1515/mm/kmemcheck.c
@@ -2,6 +2,7 @@
 #include <linux/mm_types.h>
 #include <linux/mm.h>
 #include <linux/slab.h>
+#include <linux/slab_def.h>
This will work only for CONFIG_SLAB=y. struct kmem_cache definition
was moved to internal header [*],
so you need to include it here:
#include "slab.h"

[*] http://ozlabs.org/~akpm/mmotm/broken-out/mm-slab_common-move-kmem_cache-definition-to-internal-header.patch
Thanks.  That makes sense.  [testing]  mm/kmemcheck.c still has a build error:

In file included from ../mm/kmemcheck.c:5:0:
../mm/slab.h: In function 'cache_from_obj':
../mm/slab.h:283:2: error: implicit declaration of function 'memcg_kmem_enabled' [-Werror=implicit-function-declaration]
Naughty header file.  It uses something from <linux/memcontrol.h> without
#including that header file...

Hello.

Indeed...
Thanks for catching this.
quoted
Working patch is below.
With your patch, build also failed if CONFIG_MEMCG_KMEM=y.
Right fix is something like below.

Thanks.

--------->8----------
diff --git a/mm/kmemcheck.c b/mm/kmemcheck.c
index fd814fd..cab58bb 100644
--- a/mm/kmemcheck.c
+++ b/mm/kmemcheck.c
@@ -2,6 +2,7 @@
 #include <linux/mm_types.h>
 #include <linux/mm.h>
 #include <linux/slab.h>
+#include "slab.h"
 #include <linux/kmemcheck.h>
 
 void kmemcheck_alloc_shadow(struct page *page, int order, gfp_t flags, int node)
diff --git a/mm/slab.h b/mm/slab.h
index 13845d0..963a3f8 100644
--- a/mm/slab.h
+++ b/mm/slab.h
@@ -37,6 +37,8 @@ struct kmem_cache {
 #include <linux/slub_def.h>
 #endif
 
+#include <linux/memcontrol.h>
+
 /*
  * State of the slab allocator.
  *
--
Um, yeah, looks equivalent to what I sent as v2.
The only difference is that memcg header is slightly move up in mm/slab.h. :)

Thanks.

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