On Sat, 2014-01-18 at 15:02 +0100, Martin Jansa wrote: > * I don't have any real evidence or good statistics for this, but when > comparing signature dumps from my big bitbake world builds I usually > see a lot of rebuilds caused by changes in .bbclasses and only very > rare would be the case where oe-core upgrade brings changes in -native > recipes and no change in .bbclasses used from target recipes > * changing the default to include them shouldn't cause significant > increase in rebuilds and sstate reuse a bit safer > * people working on toolchain (e.g. using gcc from AUTOREV) can easily > extend sstate_rundepfilter to ignore them again (it's easier than > removing existing filter), example how add own signature handler in > your layer is here: > > https://github.com/openwebos/meta-webos/commit/9ac3a7c803e7793b3274e4998f167b6278db8042 > > Signed-off-by: Martin Jansa <[email protected]> > --- > meta/lib/oe/sstatesig.py | 4 ---- > 1 file changed, 4 deletions(-)
Whilst I merged this, we do have a problem here. This change means that the sstate is locked to the build system architecture. For example, if you have a 32 bit machine, it can't use any of the sstate built on a 64 bit machine and vice versa. I'm not sure what we do about this but its a problem... Cheers, Richard > diff --git a/meta/lib/oe/sstatesig.py b/meta/lib/oe/sstatesig.py > index 3011f16..8b0e344 100644 > --- a/meta/lib/oe/sstatesig.py > +++ b/meta/lib/oe/sstatesig.py > @@ -36,10 +36,6 @@ def sstate_rundepfilter(siggen, fn, recipename, task, dep, > depname, dataCache): > if isPackageGroup(fn): > return False > > - # Drop native/cross/nativesdk dependencies from target recipes > - if isNative(depname) or isCross(depname) or isNativeSDK(depname): > - return False > - > # Exclude well defined machine specific configurations which don't > change ABI > if depname in siggen.abisaferecipes and not isImage(fn): > return False _______________________________________________ Openembedded-core mailing list [email protected] http://lists.openembedded.org/mailman/listinfo/openembedded-core
