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Re: [Qemu-devel] [PATCH] target/ppc: reset reservation in do_rfi()
From: |
David Gibson |
Subject: |
Re: [Qemu-devel] [PATCH] target/ppc: reset reservation in do_rfi() |
Date: |
Tue, 16 May 2017 12:55:48 +1000 |
User-agent: |
Mutt/1.8.0 (2017-02-23) |
On Mon, May 15, 2017 at 02:05:09PM +0530, Nikunj A Dadhania wrote:
> For transitioning back to userspace after the interrupt.
>
> Suggested-by: Richard Henderson <address@hidden>
> Signed-off-by: Nikunj A Dadhania <address@hidden>
Applied to ppc-for-2.10. thanks.
> ---
> target/ppc/excp_helper.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/target/ppc/excp_helper.c b/target/ppc/excp_helper.c
> index a6bcb47..9cb2123 100644
> --- a/target/ppc/excp_helper.c
> +++ b/target/ppc/excp_helper.c
> @@ -995,6 +995,9 @@ static inline void do_rfi(CPUPPCState *env, target_ulong
> nip, target_ulong msr)
> */
> cs->interrupt_request |= CPU_INTERRUPT_EXITTB;
>
> + /* Reset the reservation */
> + env->reserve_addr = -1;
> +
> /* Context synchronizing: check if TCG TLB needs flush */
> check_tlb_flush(env, false);
> }
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
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