Date: Sun, 3 Feb 2008 12:00:04 -0500 (EST) From: Daniel Eischen <deischen@freebsd.org> To: =?utf-8?Q?Dag-Erling_Sm=C3=B8rgrav?= <des@des.no> Cc: threads@freebsd.org, current@freebsd.org Subject: Re: Symbol versioning errors in libthr Message-ID: <Pine.GSO.4.64.0802031157370.8686@sea.ntplx.net> In-Reply-To: <861w7um5o5.fsf@ds4.des.no> References: <861w7um5o5.fsf@ds4.des.no>
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This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. ---559023410-851401618-1202058004=:8686 Content-Type: TEXT/PLAIN; charset=utf-8; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE On Sun, 3 Feb 2008, Dag-Erling Sm=C3=B8rgrav wrote: > Here's an excerpt from the RELENG_7 vs HEAD diff of libthr's symbol map: > > --- pthread.map=0913 May 2007 14:12:39 -0000=091.18 > +++ pthread.map=0920 Dec 2007 04:32:28 -0000=091.21 > @@ -84,9 +84,13 @@ > =09pthread_multi_np; > =09pthread_mutex_destroy; > =09pthread_mutex_getprioceiling; > +=09pthread_mutex_getspinloops_np; > +=09pthread_mutex_getyieldloops_np; > =09pthread_mutex_init; > =09pthread_mutex_lock; > =09pthread_mutex_setprioceiling; > +=09pthread_mutex_setspinloops_np; > +=09pthread_mutex_setyieldloops_np; > =09pthread_mutex_timedlock; > =09pthread_mutex_trylock; > =09pthread_mutex_unlock; > > These functions are all in FBSD_1.0, but they were introduced after the > branch and never MFCed, so if I understand how we've implemented symbol > versioning, they should be in FBSD_1.1. > > Unless someone argues credibly for keeping them in FBSD_1.0, I will move > them to FBSD_1.1 in a few days. Yes, I believe you are correct in how we've decided to implement the version namespace. After a branch from HEAD (e.g., after 7- was branched), we increment the namespace and new symbols and ABI changes get added to the new namespace. --=20 DE ---559023410-851401618-1202058004=:8686--
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