[Ksummit-discuss] [CORE TOPIC] Kernel tinification: shrinking the kernel and avoiding size regressions
H. Peter Anvin
hpa at zytor.com
Tue May 6 02:14:42 UTC 2014
On 05/05/2014 04:45 PM, Bird, Tim wrote:
> - adding a kernel mechanism to eliminate any unused syscalls, at compile time
> (using LTO, all I had to do was make the syscall unreachable, and the compiler
> eliminated the calls automatically. Some of the work was removing parts of Andy Kleen's LTO
> patches which prevented unreferenced code from being optimized out.)
There is some irony here.
-hpa
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