On Sun, 2020-05-10 at 12:47 +0000, David Laight wrote: > From: Joe Perches > > Sent: 08 May 2020 16:06 > > On Fri, 2020-05-08 at 13:49 +0200, Arnd Bergmann wrote: > > > Personally, I'm more interested in improving compile speed of the kernel > > > > Any opinion on precompiled header support? > > When ever I've been anywhere near it it is always a disaster.
A disaster? Why? For a large commercial c only project, it worked well by reducing a combined multi-include file, similar to kernel.h here, to a single file. That was before SSDs though and the file open times might have been rather larger then.
