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| author | Ira Weiny <ira.weiny@intel.com> | 2021-02-10 09:49:28 -0800 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2021-02-11 19:56:15 +0100 |
| commit | ca18f6ea012bf30236b76c3480ac2c97131b6f8f (patch) | |
| tree | a5f9c09af903cb39b9245e03f0a96e863696580c /fs/btrfs | |
| parent | 6a0996db6879cf09f989c5f44f9edd38240cb346 (diff) | |
| download | linux-stable-ca18f6ea012bf30236b76c3480ac2c97131b6f8f.tar.gz linux-stable-ca18f6ea012bf30236b76c3480ac2c97131b6f8f.tar.bz2 linux-stable-ca18f6ea012bf30236b76c3480ac2c97131b6f8f.zip | |
mm/highmem: Add VM_BUG_ON() to mem*_page() calls
Add VM_BUG_ON bounds checks to ensure the newly lifted and created page
memory operations do not result in corrupted data in neighbor pages.[1][2]
[1] https://lore.kernel.org/lkml/20201210053502.GS1563847@iweiny-DESK2.sc.intel.com/
[2] https://lore.kernel.org/lkml/20210209110931.00f00e47d9a0529fcee2ff01@linux-foundation.org/
Suggested-by: Matthew Wilcox <willy@infradead.org>
Suggested-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Ira Weiny <ira.weiny@intel.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs')
0 files changed, 0 insertions, 0 deletions