Re: [Xen-devel] [PATCH v5] new config option vtsc_tolerance_khz to avoid TSC emulation

[Olaf Hering <olaf@xxxxxxxxx>]

On Thu, Mar 29, Jan Beulich wrote:

> When you use abs() or alike in places like this, it is more immediately
> obvious to the reader what you're doing.

Does every supported compiler actually understand this?
int khz_diff = __builtin_abs(cpu_khz - gtsc_khz);
Or do we need an inline abs() in case it is not gcc?

Olaf

Attachment: signature.asc
Description: PGP signature

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxxx
https://lists.xenproject.org/mailman/listinfo/xen-devel