Messages in this thread | | | Subject | Re: [PATCH 0/2] jump label: update for .39 | From | Steven Rostedt <> | Date | Thu, 10 Mar 2011 13:35:43 -0500 |
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On Thu, 2011-03-10 at 13:20 -0500, Jason Baron wrote: > On Thu, Mar 10, 2011 at 01:04:01PM -0500, Steven Rostedt wrote: > Now its up to the linker to decide where to place that element. Can we > > guarantee that it will always be on an 8 byte boundery? > > Hmm, I wonder if we could add a .ALIGN sizeof(long) before that? > > > > we can. Sparc does it, see: arch/sparc/include/asm/jump_label.h. > > So I guess it would be .align 8 for 64-bit and .align 4 for 32-bit...
Now what about the vmlinux.ld? That has a align 8. Is that a one time short (align to 8 bytes here), or will it carry through aligning the rest of the section. If not, perhaps we may be OK.
-- Steve
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