Andi Kleen wrote:
On Tuesday 03 October 2006 19:06, Vivek Goyal wrote:
o Currently there is no specific alignment restriction in linker script
and in some cases it can be placed non 4K aligned addresses. This fails
kexec which checks that segment to be loaded is page aligned.
o I guess, it does not harm data segment to be 4K aligned.
iirc P4 optimization guide even recommends to keep writable data
away one page from code to avoid some cache invalidations. But:
Yes, that's why the .rodata section should be in between.
It's not just the P4, either.
-hpa
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