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| author | Richard Henderson | 2016-09-02 21:52:28 +0200 |
|---|---|---|
| committer | Richard Henderson | 2016-10-26 17:29:02 +0200 |
| commit | ed2839166c21e001d15868f4d9591a21aaebd547 (patch) | |
| tree | e63b55476274f12975030d67772d4a4db99c6f5e /bsd-user/sparc/target_signal.h | |
| parent | target-alpha: Introduce MMU_PHYS_IDX (diff) | |
| download | qemu-ed2839166c21e001d15868f4d9591a21aaebd547.tar.gz qemu-ed2839166c21e001d15868f4d9591a21aaebd547.tar.xz qemu-ed2839166c21e001d15868f4d9591a21aaebd547.zip | |
target-alpha: Emulate LL/SC using cmpxchg helpers
Emulating LL/SC with cmpxchg is not correct, since it can
suffer from the ABA problem. However, portable parallel
code is written assuming only cmpxchg which means that in
practice this is a viable alternative.
Signed-off-by: Richard Henderson <rth@twiddle.net>
Diffstat (limited to 'bsd-user/sparc/target_signal.h')
0 files changed, 0 insertions, 0 deletions