Revision e8e2bca070b4606a0d7c4ea837bb92370e690a38 authored by Alexander Potapenko on 09 January 2020, 14:16:30 UTC, committed by Alexander Potapenko on 09 January 2020, 14:16:30 UTC
KMSAN doesn't allow treating adjacent memory pages as such, if they were allocated by different alloc_pages() calls. The block layer however does so: adjacent pages end up being used together. To prevent this, make page_is_mergeable() return false under KMSAN. Suggested-by: Eric Biggers <ebiggers@google.com> Signed-off-by: Alexander Potapenko <glider@google.com> Cc: Eric Biggers <ebiggers@google.com> Cc: Jens Axboe <axboe@kernel.dk> Cc: Vegard Nossum <vegard.nossum@oracle.com> Cc: Dmitry Vyukov <dvyukov@google.com> Cc: Marco Elver <elver@google.com> Cc: Andrey Konovalov <andreyknvl@google.com> Cc: linux-mm@kvack.org
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| File | Mode | Size |
|---|---|---|
| Documentation | ||
| LICENSES | ||
| arch | ||
| block | ||
| certs | ||
| crypto | ||
| drivers | ||
| fs | ||
| include | ||
| init | ||
| ipc | ||
| kernel | ||
| lib | ||
| mm | ||
| net | ||
| samples | ||
| scripts | ||
| security | ||
| sound | ||
| tools | ||
| usr | ||
| virt | ||
| .clang-format | -rw-r--r-- | 15.0 KB |
| .cocciconfig | -rw-r--r-- | 59 bytes |
| .config.example | -rw-r--r-- | 148.6 KB |
| .config.extended | -rw-r--r-- | 133.2 KB |
| .get_maintainer.ignore | -rw-r--r-- | 71 bytes |
| .gitattributes | -rw-r--r-- | 62 bytes |
| .gitignore | -rw-r--r-- | 1.7 KB |
| .mailmap | -rw-r--r-- | 14.1 KB |
| COPYING | -rw-r--r-- | 423 bytes |
| CREDITS | -rw-r--r-- | 97.3 KB |
| Kbuild | -rw-r--r-- | 1.3 KB |
| Kconfig | -rw-r--r-- | 595 bytes |
| MAINTAINERS | -rw-r--r-- | 526.8 KB |
| Makefile | -rw-r--r-- | 59.5 KB |
| README | -rw-r--r-- | 727 bytes |
| README.md | -rw-r--r-- | 1.9 KB |
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