Re: [Qemu-devel] [PATCH v2 5/6] target-i386: Add comment about do_interrupt_user() next_eip argument

[Sergey Fedorov <sergey.fedorov@linaro.org>]

On 17/05/16 17:18, Peter Maydell wrote:
> Add a comment to do_interrupt_user() along the same lines as the
> existing one for do_interrupt_all() noting that the next_eip
> argument is not used unless is_int is true or intno is EXCP_SYSCALL.
>
> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

Reviewed-by: Sergey Fedorov <sergey.fedorov@linaro.org>

> ---
>  target-i386/seg_helper.c | 6 +++++-
>  1 file changed, 5 insertions(+), 1 deletion(-)
>
> diff --git a/target-i386/seg_helper.c b/target-i386/seg_helper.c
> index b5f3d72..860f948 100644
> --- a/target-i386/seg_helper.c
> +++ b/target-i386/seg_helper.c
> @@ -1128,7 +1128,11 @@ static void do_interrupt_real(CPUX86State *env, int intno, int is_int,
>  }
>  
>  #if defined(CONFIG_USER_ONLY)
> -/* fake user mode interrupt */
> +/* fake user mode interrupt. is_int is TRUE if coming from the int
> + * instruction. next_eip is the env->eip value AFTER the interrupt
> + * instruction. It is only relevant if is_int is TRUE or if intno
> + * is EXCP_SYSCALL.
> + */
>  static void do_interrupt_user(CPUX86State *env, int intno, int is_int,
>                                int error_code, target_ulong next_eip)
>  {