> > @@ -104,7 +103,7 @@ ENTRY(ia32_sysenter_target)
> > pushfq
> > CFI_ADJUST_CFA_OFFSET 8
> > /*CFI_REL_OFFSET rflags,0*/
> > - movl$VSYSCALL32_SYSEXIT, %r10d
> > + movl8*3-THREAD_SIZE+threadinfo_sysenter_return(%rsp), %r10d
>
> 8*3-THREAD_SIZE is not very intuitive. Can
On Mon, 2007-11-19 at 14:06 -0800, Roland McGrath wrote:
> This changes the 64-bit kernel's support for the 32-bit sysenter
> instruction to use stored fields rather than constants for the
> user-mode return address, as the 32-bit kernel does. This adds a
> sysenter_return field to struct thread_i
This changes the 64-bit kernel's support for the 32-bit sysenter
instruction to use stored fields rather than constants for the
user-mode return address, as the 32-bit kernel does. This adds a
sysenter_return field to struct thread_info, as 32-bit has. There
is no observable effect from this yet
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