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| author |   Mike Rapoport <rppt@linux.ibm.com> | 2021-09-02 14:58:05 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2021-09-03 09:58:15 -0700 |
| commit | 08678804e0b305bbbf5b756ad365373e5fe885a2 (patch) | |
| tree | 2e2e22fb8d96c968b2ce3fc16e4b31b6b2030d36 /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | mm: introduce memmap_alloc() to unify memory map allocation (diff) | |
| download | wireguard-linux-08678804e0b305bbbf5b756ad365373e5fe885a2.tar.xz wireguard-linux-08678804e0b305bbbf5b756ad365373e5fe885a2.zip | |
memblock: stop poisoning raw allocations
Functions memblock_alloc_exact_nid_raw() and memblock_alloc_try_nid_raw()
are intended for early memory allocation without overhead of zeroing the
allocated memory. Since these functions were used to allocate the memory
map, they have ended up with addition of a call to page_init_poison() that
poisoned the allocated memory when CONFIG_PAGE_POISON was set.
Since the memory map is allocated using a dedicated memmep_alloc()
function that takes care of the poisoning, remove page poisoning from the
memblock_alloc_*_raw() functions.
Link: https://lkml.kernel.org/r/20210714123739.16493-5-rppt@kernel.org
Signed-off-by: Mike Rapoport <rppt@linux.ibm.com>
Cc: Michal Simek <monstr@monstr.eu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions