Messages in this thread | | | Date | Tue, 9 Aug 2022 09:54:58 +0200 | From | Borislav Petkov <> | Subject | Re: [PATCH] KVM:make cpuid_entry2_find more efficient |
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On Tue, Aug 09, 2022 at 01:51:38PM +0800, Liam Ni wrote: > Compared with the way of obtaining the pointer by > fetching the value of the array and then fetching the pointer, > the way of obtaining the pointer by the pointer offset is more efficient.
How did you determine that?
Hint: look at the generated assembler before and after your change and see if there are any differences.
:-)
-- Regards/Gruss, Boris.
https://people.kernel.org/tglx/notes-about-netiquette
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