>>> On 27.02.18 at 15:50, <[email protected]> wrote: > -compat_create_bounce_frame: > - ASSERT_INTERRUPTS_ENABLED > - mov %fs,%edi > - ASM_STAC > - testb $2,UREGS_cs+8(%rsp) > - jz 1f > - /* Push new frame at registered guest-OS stack base. */ > - movl VCPU_kernel_sp(%rbx),%esi > -.Lft1: mov VCPU_kernel_ss(%rbx),%fs
Note how we did take into consideration the segment base here; pv_create_bounce_frame() doesn't. Hence while the patch here is Reviewed-by: Jan Beulich <[email protected]> I'm afraid I have to withdraw the respective tag for the earlier one (despite realizing that there are other places where we [wrongly] assume stack segments to be flat). Jan _______________________________________________ Xen-devel mailing list [email protected] https://lists.xenproject.org/mailman/listinfo/xen-devel
