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mm/mremap: write-lock VMA while remapping it to a new address range
authorSuren Baghdasaryan <surenb@google.com>
Mon, 27 Feb 2023 17:36:16 +0000 (09:36 -0800)
committerAndrew Morton <akpm@linux-foundation.org>
Wed, 5 Apr 2023 23:02:08 +0000 (16:02 -0700)
commit51ec4bb254f5faeec942375c49abec11826b4d91
tree06a7430a20af048b0979402c9a8e0e232e73590etree
parent02417e0a91f10b4bac54cc670f2108ef00f4f18ccommit | diff
mm/mremap: write-lock VMA while remapping it to a new address range

Write-lock VMA as locked before copying it and when copy_vma produces a
new VMA.

Link: https://lkml.kernel.org/r/20230227173632.3292573-18-surenb@google.com
Signed-off-by: Suren Baghdasaryan <surenb@google.com>
Reviewed-by: Laurent Dufour <laurent.dufour@fr.ibm.com>
Reviewed-by: Hyeonggon Yoo <42.hyeyoo@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/mmap.c diff | blob | history
mm/mremap.c diff | blob | history
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