diff options
| author | Will Deacon <will.deacon@arm.com> | 2018-02-05 15:34:24 +0000 |
|---|---|---|
| committer | Catalin Marinas <catalin.marinas@arm.com> | 2018-02-06 22:53:42 +0000 |
| commit | 91b2d3442f6a44dce875670d702af22737ad5eff (patch) | |
| tree | b723651d1d77cee6e73d4d1a1898653f0801d6d4 /arch/arm64/include/asm/cache.h | |
| parent | f71c2ffcb20dd8626880747557014bb9a61eb90e (diff) | |
arm64: futex: Mask __user pointers prior to dereference
The arm64 futex code has some explicit dereferencing of user pointers
where performing atomic operations in response to a futex command. This
patch uses masking to limit any speculative futex operations to within
the user address space.
Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch/arm64/include/asm/cache.h')
0 files changed, 0 insertions, 0 deletions