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| author | Matthew Wilcox (Oracle) <willy@infradead.org> | 2023-12-18 14:58:37 +0100 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2023-12-20 22:46:20 +0100 |
| commit | 39ebd6dce62d8cfe3864e16148927a139f11bc9a (patch) | |
| tree | 4f4f8bf8c76244f796cf8d44610d296e1a6a5ef6 /rust | |
| parent | mm/memory-failure: check the mapcount of the precise page (diff) | |
| download | linux-39ebd6dce62d8cfe3864e16148927a139f11bc9a.tar.xz linux-39ebd6dce62d8cfe3864e16148927a139f11bc9a.zip | |
mm/memory-failure: cast index to loff_t before shifting it
On 32-bit systems, we'll lose the top bits of index because arithmetic
will be performed in unsigned long instead of unsigned long long. This
affects files over 4GB in size.
Link: https://lkml.kernel.org/r/20231218135837.3310403-4-willy@infradead.org
Fixes: 6100e34b2526 ("mm, memory_failure: Teach memory_failure() about dev_pagemap pages")
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'rust')
0 files changed, 0 insertions, 0 deletions