Hi, On Tue, Feb 28, 2012 at 10:28:10AM -0500, John David Anglin wrote: > > Here is take 3. Since take 2, I have tried mainly to explore > performance issues. > > The big difference is a new implementation of flush_cache_mm where I try to > avoid the brutal flush of the whole cache. This drops the full GCC > build time at > -j4 from about six hours nine minutes to three hours ten minutes on > rp3440 (i.e., > almost by a factor two). Build and check time is still a bit slower > than HP-UX. > There's probably more to tweak here. > > Other changes made little difference (e.g., clear_page_asm). I also > explored > the affect of prefetch operations in clear_page_asm and copy_page_asm, but > the difference if any was in the noise. I applied this patch to v3.3-rc5 and then tried to build eglibc 2.13-27, unsuccessfully. Do you have any patch for it? Thanks, Domenico -- To unsubscribe from this list: send the line "unsubscribe linux-parisc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
