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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2023-04-08 10:51:12 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2023-04-08 10:51:12 -0700 |
| commit | 6fda0bb806fa77c9cfe12cdcbbd8cbbe946b9c37 (patch) | |
| tree | 210209ed6927e88d103ca3044b0ebea5519f476f /mm/vmalloc.c | |
| parent | aa318c48808c0aa73216bd94c54c4553d3663add (diff) | |
| parent | c45ea315a602d45569b08b93e9ab30f6a63a38aa (diff) | |
| download | lwn-6fda0bb806fa77c9cfe12cdcbbd8cbbe946b9c37.tar.gz lwn-6fda0bb806fa77c9cfe12cdcbbd8cbbe946b9c37.zip | |
Merge tag 'mm-hotfixes-stable-2023-04-07-16-23' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
Pull MM fixes from Andrew Morton:
"28 hotfixes.
23 are cc:stable and the other five address issues which were
introduced during this merge cycle.
20 are for MM and the remainder are for other subsystems"
* tag 'mm-hotfixes-stable-2023-04-07-16-23' of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm: (28 commits)
maple_tree: fix a potential concurrency bug in RCU mode
maple_tree: fix get wrong data_end in mtree_lookup_walk()
mm/swap: fix swap_info_struct race between swapoff and get_swap_pages()
nilfs2: fix sysfs interface lifetime
mm: take a page reference when removing device exclusive entries
mm: vmalloc: avoid warn_alloc noise caused by fatal signal
nilfs2: initialize "struct nilfs_binfo_dat"->bi_pad field
nilfs2: fix potential UAF of struct nilfs_sc_info in nilfs_segctor_thread()
zsmalloc: document freeable stats
zsmalloc: document new fullness grouping
fsdax: force clear dirty mark if CoW
mm/hugetlb: fix uffd wr-protection for CoW optimization path
mm: enable maple tree RCU mode by default
maple_tree: add RCU lock checking to rcu callback functions
maple_tree: add smp_rmb() to dead node detection
maple_tree: fix write memory barrier of nodes once dead for RCU mode
maple_tree: remove extra smp_wmb() from mas_dead_leaves()
maple_tree: fix freeing of nodes in rcu mode
maple_tree: detect dead nodes in mas_start()
maple_tree: be more cautious about dead nodes
...
Diffstat (limited to 'mm/vmalloc.c')
| -rw-r--r-- | mm/vmalloc.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/mm/vmalloc.c b/mm/vmalloc.c index bef6cf2b4d46..a50072066221 100644 --- a/mm/vmalloc.c +++ b/mm/vmalloc.c @@ -3042,9 +3042,11 @@ static void *__vmalloc_area_node(struct vm_struct *area, gfp_t gfp_mask, * allocation request, free them via vfree() if any. */ if (area->nr_pages != nr_small_pages) { - warn_alloc(gfp_mask, NULL, - "vmalloc error: size %lu, page order %u, failed to allocate pages", - area->nr_pages * PAGE_SIZE, page_order); + /* vm_area_alloc_pages() can also fail due to a fatal signal */ + if (!fatal_signal_pending(current)) + warn_alloc(gfp_mask, NULL, + "vmalloc error: size %lu, page order %u, failed to allocate pages", + area->nr_pages * PAGE_SIZE, page_order); goto fail; } |