[PATCH 1/3] ARM: move .vectors and .stubs sections back into the kernel VMA
Russell King - ARM Linux
linux at arm.linux.org.uk
Tue Feb 2 16:03:51 PST 2016
On Tue, Feb 02, 2016 at 02:19:32PM +0100, Ard Biesheuvel wrote:
> The sections themselves are emitted 4 KB apart, as required:
> ...
> [16] .stubs PROGBITS c0c35000 a35000 0002c0 00 AX 0 0 32
> [17] .vectors PROGBITS c0c34000 a44000 000020 00 AX 0 0 2
> ...
... which means we end up wasting most of a page for absolutely no
purpose what so ever. Sorry, I'm really not happy about this
gratuitous wastage.
We changed to the existing solution to get rid of the VMA offset
to make the code easier to read, but if we're going to get rid of
that improvement, just revert the change. (Check the kernel history.)
--
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