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ebddd111fcd13fefd7350f77201dfc5605672909
linux/mm
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Miaohe Lin ebddd111fc mm/page_alloc: avoid unneeded alike_pages calculation 
When free_pages is 0, alike_pages is not used.  So alike_pages calculation
can be avoided by checking free_pages early to save cpu cycles.  Also fix
typo 'comparable'.  It should be 'compatible' here.

Link: https://lkml.kernel.org/r/20230801123723.2225543-1-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2023-08-21 13:37:32 -07:00
..
damon
damon: use pmdp_get instead of drectly dereferencing pmd
2023-08-21 13:37:30 -07:00
kasan
kasan, slub: fix HW_TAGS zeroing with slub_debug
2023-07-08 09:29:32 -07:00
kfence
mm: kfence: allocate kfence_metadata at runtime
2023-08-18 10:12:39 -07:00
kmsan
mm: kmsan: use helper macros PAGE_ALIGN and PAGE_ALIGN_DOWN
2023-08-21 13:37:29 -07:00
backing-dev.c
mm: backing-dev: make bdi_class a static const structure
2023-06-23 16:59:27 -07:00
balloon_compaction.c
…
bootmem_info.c
…
cma_debug.c
…
cma_sysfs.c
mm: cma: make kobj_type structure constant
2023-03-28 16:20:06 -07:00
cma.c
mm: cma: print cma name as well in cma_alloc debug
2023-08-18 10:12:12 -07:00
cma.h
…
compaction.c
mm: improve the comment in isolate_migratepages_block()
2023-08-21 13:37:30 -07:00
debug_page_alloc.c
mm: page_alloc: split out DEBUG_PAGEALLOC
2023-06-09 16:25:23 -07:00
debug_page_ref.c
…
debug_vm_pgtable.c
mm: change pudp_huge_get_and_clear_full take vm_area_struct as arg
2023-08-18 10:12:53 -07:00
debug.c
mm: update validate_mm() to use vma iterator
2023-06-09 16:25:31 -07:00
dmapool_test.c
dmapool: add alloc/free performance test
2023-04-05 19:42:38 -07:00
dmapool.c
dmapool: create/destroy cleanup
2023-06-09 16:25:17 -07:00
early_ioremap.c
mm/early_ioremap.c: improve the execution efficiency of early_ioremap_setup()
2023-06-09 16:25:56 -07:00
fadvise.c
mm: remove unnecessary pagevec includes
2023-06-23 16:59:31 -07:00
fail_page_alloc.c
mm: page_alloc: split out FAIL_PAGE_ALLOC
2023-06-09 16:25:23 -07:00
failslab.c
mm: fix unexpected changes to {failslab|fail_page_alloc}.attr
2022-11-22 18:50:44 -08:00
filemap.c
mm: merge folio_has_private()/filemap_release_folio() call pairs
2023-08-18 10:12:12 -07:00
folio-compat.c
Merge tag 'mm-stable-2023-04-27-15-30' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
2023-04-27 19:42:02 -07:00
gup_test.c
Merge mm-hotfixes-stable into mm-stable to pick up depended-upon changes.
2023-06-23 16:58:19 -07:00
gup_test.h
mm/gup_test: start/stop/read functionality for PIN LONGTERM test
2022-11-08 17:37:15 -08:00
gup.c
mm/gup: retire follow_hugetlb_page()
2023-08-18 10:12:04 -07:00
highmem.c
mm: ptep_get() conversion
2023-06-19 16:19:25 -07:00
hmm.c
mm: ptep_get() conversion
2023-06-19 16:19:25 -07:00
huge_memory.c
mm: change pudp_huge_get_and_clear_full take vm_area_struct as arg
2023-08-18 10:12:53 -07:00
hugetlb_cgroup.c
mm/hugetlb: increase use of folios in alloc_huge_page()
2023-02-13 15:54:27 -08:00
hugetlb_vmemmap.c
mm: hugetlb_vmemmap: fix a race between vmemmap pmd split
2023-08-18 10:12:14 -07:00
hugetlb_vmemmap.h
…
hugetlb.c
mm: move FAULT_FLAG_VMA_LOCK check from handle_mm_fault()
2023-08-18 10:12:51 -07:00
hwpoison-inject.c
…
init-mm.c
Merge tag 'iommu-updates-v6.4' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu
2023-04-30 13:00:38 -07:00
internal.h
mm: set up vma iterator for vma_iter_prealloc() calls
2023-08-18 10:12:49 -07:00
interval_tree.c
…
io-mapping.c
…
ioremap.c
mm: ioremap: remove unneeded ioremap_allowed and iounmap_allowed
2023-08-18 10:12:36 -07:00
Kconfig
mm: kill frontswap
2023-08-21 13:37:26 -07:00
Kconfig.debug
mm: page_table_check: Make it dependent on EXCLUSIVE_SYSTEM_RAM
2023-05-29 16:14:28 +01:00
khugepaged.c
mm/khugepaged: delete khugepaged_collapse_pte_mapped_thps()
2023-08-18 10:12:25 -07:00
kmemleak.c
lib/stackdepot, mm: rename stack_depot_want_early_init
2023-02-16 20:43:49 -08:00
ksm.c
ksm: consider KSM-placed zeropages when calculating KSM profit
2023-08-18 10:12:10 -07:00
list_lru.c
…
maccess.c
mm: Fix copy_from_user_nofault().
2023-04-12 17:36:23 -07:00
madvise.c
mm: make PTE_MARKER_SWAPIN_ERROR more general
2023-08-18 10:12:16 -07:00
Makefile
mm: kill frontswap
2023-08-21 13:37:26 -07:00
mapping_dirty_helpers.c
mm: ptep_get() conversion
2023-06-19 16:19:25 -07:00
memblock.c
Revert "mm,memblock: reset memblock.reserved to system init state to prevent UAF"
2023-07-28 09:47:06 -07:00
memcontrol.c
memcg: convert get_obj_cgroup_from_page to get_obj_cgroup_from_folio
2023-08-21 13:37:26 -07:00
memfd.c
mm/memfd: sysctl: fix MEMFD_NOEXEC_SCOPE_NOEXEC_ENFORCED
2023-08-18 10:12:11 -07:00
memory_hotplug.c
mm/memory_hotplug: document the signal_pending() check in offline_pages()
2023-08-18 10:12:19 -07:00
memory-failure.c
mm/hwpoison: check if a raw page in a hugetlb folio is raw HWPOISON
2023-08-18 10:12:26 -07:00
memory-tiers.c
memory tier: use helper macro __ATTR_RW()
2023-08-18 10:12:38 -07:00
memory.c
mm/memory.c: fix some kernel-doc comments
2023-08-21 13:37:29 -07:00
mempolicy.c
mm/mempolicy: Take VMA lock before replacing policy
2023-07-28 09:44:06 -07:00
mempool.c
mempool: do not use ksize() for poisoning
2022-11-30 15:58:41 -08:00
memremap.c
mm/memremap.c: fix outdated comment in devm_memremap_pages
2023-02-09 16:51:46 -08:00
memtest.c
mm/memtest: add results of early memtest to /proc/meminfo
2023-04-05 19:42:55 -07:00
migrate_device.c
mmu_notifiers: don't invalidate secondary TLBs as part of mmu_notifier_invalidate_range_end()
2023-08-18 10:12:41 -07:00
migrate.c
migrate: use folio_set_bh() instead of set_bh_page()
2023-08-18 10:12:30 -07:00
mincore.c
mm: ptep_get() conversion
2023-06-19 16:19:25 -07:00
mlock.c
mm/mlock: fix vma iterator conversion of apply_vma_lock_flags()
2023-07-17 12:53:21 -07:00
mm_init.c
mm/vmemmap: improve vmemmap_can_optimize and allow architectures to override
2023-08-18 10:12:53 -07:00
mm_slot.h
…
mmap_lock.c
…
mmap.c
mm/mmap: change vma iteration order in do_vmi_align_munmap()
2023-08-18 10:12:50 -07:00
mmu_gather.c
mm: prefer xxx_page() alloc/free functions for order-0 pages
2023-03-28 16:20:16 -07:00
mmu_notifier.c
mmu_notifiers: rename invalidate_range notifier
2023-08-18 10:12:41 -07:00
mmzone.c
…
mprotect.c
mm/mprotect: fix obsolete function name in change_pte_range()
2023-08-18 10:12:43 -07:00
mremap.c
mm/huge pud: use transparent huge pud helpers only with CONFIG_TRANSPARENT_HUGEPAGE
2023-08-18 10:12:54 -07:00
msync.c
…
nommu.c
mm: set up vma iterator for vma_iter_prealloc() calls
2023-08-18 10:12:49 -07:00
oom_kill.c
mm, oom: do not check 0 mask in out_of_memory()
2023-06-09 16:25:20 -07:00
page_alloc.c
mm/page_alloc: avoid unneeded alike_pages calculation
2023-08-21 13:37:32 -07:00
page_counter.c
…
page_ext.c
mm/page_ext: move functions around for minor cleanups to page_ext
2023-08-18 10:12:31 -07:00
page_idle.c
mm: page_idle: convert page idle to use a folio
2023-01-18 17:12:52 -08:00
page_io.c
zswap: make zswap_load() take a folio
2023-08-21 13:37:27 -07:00
page_isolation.c
mm/hugetlb: get rid of page_hstate()
2023-08-18 10:12:39 -07:00
page_owner.c
mm/page_ext: use page_ext_data helper in page_owner
2023-08-21 13:37:27 -07:00
page_poison.c
mm/page_poison: remove unused page_ext.h from page_poison
2023-08-21 13:37:30 -07:00
page_reporting.c
mm, treewide: redefine MAX_ORDER sanely
2023-04-05 19:42:46 -07:00
page_reporting.h
…
page_table_check.c
mm/page_ext: use page_ext_data helper in page_table_check
2023-08-21 13:37:27 -07:00
page_vma_mapped.c
mm: correct stale comment of function check_pte
2023-08-18 10:12:13 -07:00
page-writeback.c
writeback: account the number of pages written back
2023-07-08 09:29:30 -07:00
pagewalk.c
mm/pagewalk: fix EFI_PGT_DUMP of espfix area
2023-07-27 13:07:04 -07:00
percpu-internal.h
percpu-internal/pcpu_chunk: re-layout pcpu_chunk structure to reduce false sharing
2023-06-19 16:19:29 -07:00
percpu-km.c
…
percpu-stats.c
…
percpu-vm.c
…
percpu.c
mm: memcontrol: rename memcg_kmem_enabled()
2023-02-16 20:43:56 -08:00
pgalloc-track.h
…
pgtable-generic.c
mm/pgtable: notes on pte_offset_map[_lock]()
2023-08-18 10:12:25 -07:00
process_vm_access.c
mm/gup: remove unused vmas parameter from pin_user_pages_remote()
2023-06-09 16:25:25 -07:00
ptdump.c
mm: ptdump should use ptep_get_lockless()
2023-06-19 16:19:24 -07:00
readahead.c
mm: remove unnecessary pagevec includes
2023-06-23 16:59:31 -07:00
rmap.c
mmu_notifiers: don't invalidate secondary TLBs as part of mmu_notifier_invalidate_range_end()
2023-08-18 10:12:41 -07:00
rodata_test.c
…
secretmem.c
mm/mlock: rename mlock_future_check() to mlock_future_ok()
2023-06-09 16:25:38 -07:00
shmem.c
mm: make PTE_MARKER_SWAPIN_ERROR more general
2023-08-18 10:12:16 -07:00
show_mem.c
mm: make show_free_areas() static
2023-08-18 10:12:02 -07:00
shrinker_debug.c
Revert "mm: shrinkers: make count and scan in shrinker debugfs lockless"
2023-06-19 13:19:34 -07:00
shuffle.c
…
shuffle.h
mm, treewide: redefine MAX_ORDER sanely
2023-04-05 19:42:46 -07:00
slab_common.c
Merge tag 'slab-for-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/vbabka/slab
2023-06-29 16:34:12 -07:00
slab.c
Merge tag 'slab-for-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/vbabka/slab
2023-06-29 16:34:12 -07:00
slab.h
kasan, slub: fix HW_TAGS zeroing with slub_debug
2023-07-08 09:29:32 -07:00
slub.c
Merge tag 'slab-for-6.5' of git://git.kernel.org/pub/scm/linux/kernel/git/vbabka/slab
2023-06-29 16:34:12 -07:00
sparse-vmemmap.c
mm/vmemmap: allow architectures to override how vmemmap optimization works
2023-08-18 10:12:53 -07:00
sparse.c
mm/sparse: remove redundant judgments from macro for_each_present_section_nr
2023-08-18 10:12:14 -07:00
swap_cgroup.c
mm: memcontrol: don't allocate cgroup swap arrays when memcg is disabled
2022-10-03 14:03:36 -07:00
swap_slots.c
…
swap_state.c
mm: remove unnecessary pagevec includes
2023-06-23 16:59:31 -07:00
swap.c
mm: remove references to pagevec
2023-06-23 16:59:30 -07:00
swap.h
mm: remove the __swap_writepage return value
2023-02-02 22:33:33 -08:00
swapfile.c
mm: kill frontswap
2023-08-21 13:37:26 -07:00
truncate.c
mm: merge folio_has_private()/filemap_release_folio() call pairs
2023-08-18 10:12:12 -07:00
usercopy.c
mm: Fix copy_from_user_nofault().
2023-04-12 17:36:23 -07:00
userfaultfd.c
mm: userfaultfd: support UFFDIO_POISON for hugetlbfs
2023-08-18 10:12:17 -07:00
util.c
mm: remove page_rmapping()
2023-08-18 10:12:01 -07:00
vmalloc.c
Merge mm-hotfixes-stable into mm-stable to pick up depended-upon changes.
2023-06-23 16:58:19 -07:00
vmpressure.c
…
vmscan.c
mm: merge folio_has_private()/filemap_release_folio() call pairs
2023-08-18 10:12:12 -07:00
vmstat.c
mm/vmstat: remove unused page_ext.h from vmstat
2023-08-21 13:37:30 -07:00
workingset.c
Multi-gen LRU: fix workingset accounting
2023-06-09 16:25:46 -07:00
z3fold.c
mm: zswap: remove shrink from zpool interface
2023-06-19 16:19:27 -07:00
zbud.c
mm: zswap: remove shrink from zpool interface
2023-06-19 16:19:27 -07:00
zpool.c
mm: zswap: remove shrink from zpool interface
2023-06-19 16:19:27 -07:00
zsmalloc.c
zsmalloc: remove obj_tagged()
2023-08-18 10:12:18 -07:00
zswap.c
mm: zswap: kill zswap_get_swap_cache_page()
2023-08-21 13:37:28 -07:00