This patchset optimizes the generic sched_clock implementation by
removing branches and significantly reducing the data cache profile. It
also makes it safe to call sched_clock() from NMI (or FIQ on ARM).
The data cache profile of sched_clock() in the original code is
somewhere between 2 and 3
This patchset optimizes the generic sched_clock implementation by
removing branches and significantly reducing the data cache profile. It
also makes it safe to call sched_clock() from NMI (or FIQ on ARM).
The data cache profile of sched_clock() in the original code is
somewhere between 2 and 3
2 matches
Mail list logo