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Re: [PATCH v3 11/12] target/s390x: Use set/clear_helper_retaddr in mem_h
From: |
Peter Maydell |
Subject: |
Re: [PATCH v3 11/12] target/s390x: Use set/clear_helper_retaddr in mem_helper.c |
Date: |
Mon, 22 Jul 2024 13:15:40 +0100 |
On Fri, 19 Jul 2024 at 02:09, Richard Henderson
<richard.henderson@linaro.org> wrote:
>
> Avoid a race condition with munmap in another thread.
> For access_memset and access_memmove, manage the value
> within the helper. For uses of access_{get,set}_byte,
> manage the value across the for loops.
>
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---
> target/s390x/tcg/mem_helper.c | 43 ++++++++++++++++++++++++++++++-----
> 1 file changed, 37 insertions(+), 6 deletions(-)
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
thanks
-- PMM
- [PATCH v3 04/12] target/ppc/mem_helper.c: Remove a conditional from dcbz_common(), (continued)
- [PATCH v3 04/12] target/ppc/mem_helper.c: Remove a conditional from dcbz_common(), Richard Henderson, 2024/07/18
- [PATCH v3 05/12] target/ppc: Hoist dcbz_size out of dcbz_common, Richard Henderson, 2024/07/18
- [PATCH v3 06/12] target/ppc: Split out helper_dbczl for 970, Richard Henderson, 2024/07/18
- [PATCH v3 07/12] target/ppc: Merge helper_{dcbz,dcbzep}, Richard Henderson, 2024/07/18
- [PATCH v3 08/12] target/ppc: Improve helper_dcbz for user-only, Richard Henderson, 2024/07/18
- [PATCH v3 09/12] target/s390x: Use user_or_likely in do_access_memset, Richard Henderson, 2024/07/18
- [PATCH v3 10/12] target/s390x: Use user_or_likely in access_memmove, Richard Henderson, 2024/07/18
- [PATCH v3 11/12] target/s390x: Use set/clear_helper_retaddr in mem_helper.c, Richard Henderson, 2024/07/18
- Re: [PATCH v3 11/12] target/s390x: Use set/clear_helper_retaddr in mem_helper.c,
Peter Maydell <=
- [PATCH v3 12/12] target/riscv: Simplify probing in vext_ldff, Richard Henderson, 2024/07/18