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Qian Cai 2498ae2460 mm/swapfile: do not sleep with a spin lock held 
commit b11a76b37a upstream.

We can't call kvfree() with a spin lock held, so defer it.  Fixes a
might_sleep() runtime warning.

Fixes: 873d7bcfd0 ("mm/swapfile.c: use kvzalloc for swap_info_struct allocation")
Signed-off-by: Qian Cai <qcai@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Hugh Dickins <hughd@google.com>
Cc: <stable@vger.kernel.org>
Link: https://lkml.kernel.org/r/20201202151549.10350-1-qcai@redhat.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-12-11 13:25:02 +01:00
..
kasan
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backing-dev.c
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balloon_compaction.c
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bootmem.c
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cleancache.c
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cma_debug.c
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cma.c
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cma.h
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compaction.c
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debug_page_ref.c
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debug.c
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dmapool.c
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early_ioremap.c
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fadvise.c
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failslab.c
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filemap.c
mm/filemap.c: clear page error before actual read
2020-10-01 13:14:41 +02:00
frame_vector.c
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frontswap.c
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gup_benchmark.c
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gup.c
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highmem.c
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hmm.c
mm/memory_hotplug: shrink zones when offlining memory
2020-01-29 16:43:27 +01:00
huge_memory.c
mm/userfaultfd: do not access vma->vm_mm after calling handle_userfault()
2020-11-24 13:27:26 +01:00
hugetlb_cgroup.c
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hugetlb.c
mm/hugetlb: fix a race between hugetlb sysctl handlers
2020-09-09 19:04:32 +02:00
hwpoison-inject.c
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init-mm.c
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internal.h
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interval_tree.c
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Kconfig
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Kconfig.debug
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khugepaged.c
mm: khugepaged: recalculate min_free_kbytes after memory hotplug as expected by khugepaged
2020-10-14 10:31:26 +02:00
kmemleak-test.c
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kmemleak.c
mm/kmemleak.c: use address-of operator on section symbols
2020-10-01 13:14:41 +02:00
ksm.c
mm/ksm: fix NULL pointer dereference when KSM zero page is enabled
2020-04-29 16:31:28 +02:00
list_lru.c
mm: list_lru: set shrinker map bit when child nr_items is not zero
2020-12-11 13:25:02 +01:00
maccess.c
uaccess: Add non-pagefault user-space write function
2020-09-09 19:04:29 +02:00
madvise.c
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Makefile
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memblock.c
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memcontrol.c
mm/memcg: fix device private memcg accounting
2020-10-29 09:55:15 +01:00
memfd.c
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memory_hotplug.c
mm: don't rely on system state to detect hot-plug operations
2020-10-07 08:00:08 +02:00
memory-failure.c
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memory.c
mm: avoid data corruption on CoW fault into PFN-mapped VMA
2020-10-01 13:14:36 +02:00
mempolicy.c
mm: mempolicy: fix potential pte_unmap_unlock pte error
2020-11-10 12:35:57 +01:00
mempool.c
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memtest.c
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migrate.c
mm: move_pages: report the number of non-attempted pages
2020-02-11 04:33:56 -08:00
mincore.c
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mlock.c
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mm_init.c
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mmap.c
mm/mmap.c: initialize align_offset explicitly for vm_unmapped_area
2020-10-01 13:14:42 +02:00
mmu_context.c
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mmu_notifier.c
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mmzone.c
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mprotect.c
mm, numa: fix bad pmd by atomically check for pmd_trans_huge when marking page tables prot_numa
2020-03-11 14:15:00 +01:00
mremap.c
mm: Fix mremap not considering huge pmd devmap
2020-06-07 13:17:53 +02:00
msync.c
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nobootmem.c
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nommu.c
x86/mm: split vmalloc_sync_all()
2020-03-25 08:06:13 +01:00
oom_kill.c
mm, oom_adj: don't loop through tasks in __set_oom_adj when not necessary
2020-10-29 09:55:15 +01:00
page_alloc.c
page_frag: Recover from memory pressure
2020-11-24 13:27:18 +01:00
page_counter.c
mm/page_counter.c: fix protection usage propagation
2020-08-21 11:05:33 +02:00
page_ext.c
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page_idle.c
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page_io.c
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page_isolation.c
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page_owner.c
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page_poison.c
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page_vma_mapped.c
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page-writeback.c
mm/page-writeback.c: avoid potential division by zero in wb_min_max_ratio()
2020-01-23 08:21:31 +01:00
pagewalk.c
mm: pagewalk: fix termination condition in walk_pte_range()
2020-10-01 13:14:32 +02:00
percpu-internal.h
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percpu-km.c
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percpu-stats.c
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percpu-vm.c
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percpu.c
percpu: fix first chunk size calculation for populated bitmap
2020-09-23 12:11:01 +02:00
pgtable-generic.c
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process_vm_access.c
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quicklist.c
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readahead.c
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rmap.c
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rodata_test.c
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shmem.c
shmem: fix possible deadlocks on shmlock_user_lock
2020-05-20 08:18:32 +02:00
slab_common.c
mm: memcg/slab: fix memory leak at non-root kmem_cache destroy
2020-07-29 10:16:57 +02:00
slab.c
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slab.h
…
slob.c
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slub.c
mm: slub: fix conversion of freelist_corrupted()
2020-09-09 19:04:31 +02:00
sparse-vmemmap.c
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sparse.c
mm/memory_hotplug: remove "zone" parameter from sparse_remove_one_section
2020-01-29 16:43:26 +01:00
swap_cgroup.c
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swap_slots.c
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swap_state.c
mm/swap_state: fix a data race in swapin_nr_pages
2020-10-01 13:14:47 +02:00
swap.c
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swapfile.c
mm/swapfile: do not sleep with a spin lock held
2020-12-11 13:25:02 +01:00
truncate.c
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usercopy.c
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userfaultfd.c
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util.c
mm: add kvfree_sensitive() for freeing sensitive data objects
2020-06-22 09:05:01 +02:00
vmacache.c
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vmalloc.c
mm/vmalloc.c: don't dereference possible NULL pointer in __vunmap()
2020-06-03 08:19:49 +02:00
vmpressure.c
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vmscan.c
mm/vmscan.c: fix data races using kswapd_classzone_idx
2020-10-01 13:14:41 +02:00
vmstat.c
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workingset.c
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z3fold.c
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zbud.c
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zpool.c
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zsmalloc.c
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zswap.c
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