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| author | Sergey Fedorov | 2016-07-15 19:58:43 +0200 |
|---|---|---|
| committer | Paolo Bonzini | 2016-09-13 19:08:42 +0200 |
| commit | 89a16b1e4294e3664667a151c2f70c84dfac6fd9 (patch) | |
| tree | dce042d3f42af47a13182a19786fcc4202b10705 /include/exec | |
| parent | tcg: Pass last_tb by value to tb_find_fast() (diff) | |
| download | qemu-89a16b1e4294e3664667a151c2f70c84dfac6fd9.tar.gz qemu-89a16b1e4294e3664667a151c2f70c84dfac6fd9.tar.xz qemu-89a16b1e4294e3664667a151c2f70c84dfac6fd9.zip | |
tcg: Prepare safe tb_jmp_cache lookup out of tb_lock
Ensure atomicity of CPU's 'tb_jmp_cache' access for future translation
block lookup out of 'tb_lock'.
Note that this patch does *not* make CPU's TLB invalidation safe if it
is done from some other thread while the CPU is in its execution loop.
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Sergey Fedorov <serge.fdrv@gmail.com>
Signed-off-by: Sergey Fedorov <sergey.fedorov@linaro.org>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20160715175852.30749-4-sergey.fedorov@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'include/exec')
0 files changed, 0 insertions, 0 deletions