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author | Catalin Marinas <catalin.marinas@arm.com> | 2021-04-23 18:51:34 +0100 |
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committer | Catalin Marinas <catalin.marinas@arm.com> | 2021-04-29 10:23:45 +0100 |
commit | 75516c75a72b5629736c611cf45058d95978a9f2 (patch) | |
tree | 7c8cdef56eb9ba013ab42f5ec5cf286f725a761c /scripts/tags.sh | |
parent | 9b924f4f0d8f9557f4ef8a8d1468d507a662cef1 (diff) | |
download | linux-75516c75a72b5629736c611cf45058d95978a9f2.tar.bz2 |
arm64: doc: Add brk/mmap/mremap() to the Tagged Address ABI Exceptions
Prior to commit dcde237319e6 ("mm: Avoid creating virtual address
aliases in brk()/mmap()/mremap()"), the kernel allowed tagged addresses
to be passed to the brk/mmap/mremap() syscalls. This relaxation was
tightened in 5.6 (backported to stable 5.4) but the
tagged-address-abi.rst document was only partially updated.
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Fixes: dcde237319e6 ("mm: Avoid creating virtual address aliases in brk()/mmap()/mremap()")
Reported-by: Peter Maydell <peter.maydell@linaro.org>
Cc: Will Deacon <will@kernel.org>
Cc: Vincenzo Frascino <vincenzo.frascino@arm.com>
Link: https://lore.kernel.org/r/20210423175134.14838-1-catalin.marinas@arm.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'scripts/tags.sh')
0 files changed, 0 insertions, 0 deletions