Em Wed, Mar 27, 2013 at 03:12:34PM +0900, Namhyung Kim escreveu: > On Tue, 26 Mar 2013 15:40:23 +0100, Ingo Molnar wrote: > > * Namhyung Kim <[email protected]> wrote: > >> New addr sort key provides a way to sort the entries by the symbol > >> addresses.
> > No objections from me - just wondering about the motivation: why would we > > want to sort by symbol address? > In fact, it came from bugzilla: > https://bugzilla.kernel.org/show_bug.cgi?id=55561 Will Cohen asked if this was possible while trying to figure out why some libxul.so samples were not being resolved to symbols, Will? Namhyung, I'm using: BugLink: https://bugzilla.kernel.org/show_bug.cgi?id=55561 Just before the: Link: entry, consider adding it when addressing some bugzilla entry, be it from bugzilla.kernel.org or from some other bugzilla where problems or feature requests were made. - Arnaldo > > > > Perhaps to see the overhead layout/distribution within a DSO, to better > > cache-pack hot functions by placing them next to each other? > > > > Putting a short usecase into the changelog (or even better, the > > documentation) would be nice. > > Well, I didn't thought it much, but yeah, aforementioned usecase looks > promising. Also it might be useful to find out which part is the > hotpath in a function if you have some really big functions (possibly > due to auto-inlining or something). > > Arnaldo, do you have other usecase/scenario in mind? See above. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
