The patch titled
Subject: mm-compaction-acquire-the-zone-lock-as-late-as-possible-fix
has been removed from the -mm tree. Its filename was
mm-compaction-acquire-the-zone-lock-as-late-as-possible-fix.patch
This patch was dropped because an alternative patch was merged
------------------------------------------------------
From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: mm-compaction-acquire-the-zone-lock-as-late-as-possible-fix
tweak comments, code layout
Cc: Mel Gorman <mgorman@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/compaction.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff -puN mm/compaction.c~mm-compaction-acquire-the-zone-lock-as-late-as-possible-fix mm/compaction.c
--- a/mm/compaction.c~mm-compaction-acquire-the-zone-lock-as-late-as-possible-fix
+++ a/mm/compaction.c
@@ -96,10 +96,11 @@ static inline bool compact_trylock_irqsa
/* Returns true if the page is within a block suitable for migration to */
static bool suitable_migration_target(struct page *page)
{
-
int migratetype = get_pageblock_migratetype(page);
- /* Don't interfere with memory hot-remove or the min_free_kbytes blocks */
+ /*
+ * Don't interfere with memory hot remove or the min_free_kbytes blocks
+ */
if (migratetype == MIGRATE_ISOLATE || migratetype == MIGRATE_RESERVE)
return false;
@@ -201,8 +202,8 @@ static unsigned long isolate_freepages_b
goto strict_check;
/*
- * The zone lock must be held to isolate freepages. This
- * unfortunately this is a very coarse lock and can be
+ * The zone lock must be held to isolate freepages.
+ * Unfortunately this is a very coarse lock and can be
* heavily contended if there are parallel allocations
* or parallel compactions. For async compaction do not
* spin on the lock and we acquire the lock as late as
_
Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are
linux-next.patch
linux-next-unbork.patch
i-need-old-gcc.patch
arch-alpha-kernel-systblss-remove-debug-check.patch
idr-rename-max_level-to-max_idr_level-fix-3.patch
cpu_hotplug-unmap-cpu2node-when-the-cpu-is-hotremoved-fix.patch
arch-x86-platform-iris-irisc-register-a-platform-device-and-a-platform-driver.patch
arch-x86-tools-insn_sanityc-identify-source-of-messages.patch
audith-replace-defines-with-c-stubs.patch
mm.patch
x86-pat-separate-the-pfn-attribute-tracking-for-remap_pfn_range-and-vm_insert_pfn-fix.patch
mm-kill-vma-flag-vm_reserved-and-mm-reserved_vm-counter-fix.patch
mm-fix-nonuniform-page-status-when-writing-new-file-with-small-buffer-fix.patch
mm-fix-nonuniform-page-status-when-writing-new-file-with-small-buffer-fix-fix.patch
mm-vmscan-scale-number-of-pages-reclaimed-by-reclaim-compaction-based-on-failures-fix.patch
mm-mmu_notifier-fix-inconsistent-memory-between-secondary-mmu-and-host-fix.patch
rbtree-performance-and-correctness-test-fix.patch
mm-cma-discard-clean-pages-during-contiguous-allocation-instead-of-migration-fix-fix.patch
mm-fix-tracing-in-free_pcppages_bulk-fix.patch
cma-count-free-cma-pages-fix.patch
memory-hotplug-fix-pages-missed-by-race-rather-than-failng-fix.patch
atomic-implement-generic-atomic_dec_if_positive-fix.patch
swap-add-a-simple-detector-for-inappropriate-swapin-readahead-fix.patch
mm-compaction-abort-compaction-loop-if-lock-is-contended-or-run-too-long.patch
mm-compaction-abort-compaction-loop-if-lock-is-contended-or-run-too-long-fix.patch
mm-compaction-abort-compaction-loop-if-lock-is-contended-or-run-too-long-fix-2.patch
mm-page_alloc-refactor-out-__alloc_contig_migrate_alloc-checkpatch-fixes.patch
mm-fix-invalidate_complete_page2-lock-ordering.patch
mm-numa-reclaim-from-all-nodes-within-reclaim-distance-fix.patch
mm-move-all-mmu-notifier-invocations-to-be-done-outside-the-pt-lock.patch
sections-fix-section-conflicts-in-arch-h8300-checkpatch-fixes.patch
sections-fix-section-conflicts-in-drivers-macintosh-checkpatch-fixes.patch
sectons-fix-const-sections-for-crc32-table-checkpatch-fixes.patch
drivers-misc-lis3lv02d-lis3lv02d_spic-add-dt-matching-table-passthru-code-fix-fix.patch
drivers-misc-lis3lv02d-lis3lv02d_spic-add-lis3lv02d-device-tree-init-fix.patch
drivers-misc-lis3lv02d-lis3lv02d_i2cc-add-lis3lv02d-device-tree-init-fix.patch
backlight-add-backlight-driver-for-lm3630-chip-fix.patch
backlight-add-new-lm3639-backlight-driver-fix.patch
backlight-platform-lcd-add-support-for-device-tree-based-probe-fix.patch
idr-rename-max_level-to-max_idr_level-fix.patch
idr-rename-max_level-to-max_idr_level-fix-fix-2.patch
lib-parserc-avoid-overflow-in-match_number-fix.patch
lib-spinlock_debug-avoid-livelock-in-do_raw_spin_lock-fix.patch
drivers-firmware-dmi_scanc-check-dmi-version-when-get-system-uuid-fix.patch
drivers-firmware-dmi_scanc-fetch-dmi-version-from-smbios-if-it-exists-checkpatch-fixes.patch
rtc-add-dallas-ds2404-driver-fix.patch
rtc-snvs-add-freescale-rtc-snvs-driver-fix.patch
fs-fat-fix-all-other-checkpatch-issues-in-dirc-fix.patch
fat-simplify-writeback_inode-checkpatch-fixes.patch
fat-simplify-writeback_inode-checkpatch-fixes-fix.patch
coredump-make-core-dump-functionality-optional-fix-fix.patch
coredump-use-suid_dumpable_enabled-rather-than-hardcoded-1-checkpatch-fixes.patch
proc-use-kzalloc-instead-of-kmalloc-and-memset-fix.patch
journal_add_journal_head-debug.patch
mutex-subsystem-synchro-test-module-fix.patch
slab-leaks3-default-y.patch
put_bh-debug.patch
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