>>> On 05.06.15 at 15:31, <andrew.coop...@citrix.com> wrote: > Both the trampoline copy and BSS initialise can be performed more efficiently > by using 4-byte varients of the string operations.
On second thought I'm actually not convinced of this: With X86_FEATURE_ERMS using byte MOVS/STOS is supposedly preferred. > --- a/xen/arch/x86/xen.lds.S > +++ b/xen/arch/x86/xen.lds.S > @@ -153,11 +153,13 @@ SECTIONS > __xsm_initcall_start = .; > *(.xsm_initcall.init) > __xsm_initcall_end = .; > + > + . = ALIGN(PAGE_SIZE); > } :text > - . = ALIGN(STACK_SIZE); > __init_end = .; Perhaps worth also moving the symbol into the section? Jan _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel
