Gilles Chanteperdrix wrote: > Hi Jan, > > Please do not use my address at gmail, gna does not want me to post from > this address: > > 2008-08-23 12:10:19 1KWq4T-0000zD-9E ** xenomai-core@gna.org > <Xenomai-core@gna.org >> R=dnslookup T=remote_smtp: SMTP error from remote mailer after RCPT >> TO:<Xenomai- > [EMAIL PROTECTED]>: host mail.gna.org [88.191.250.46]: 550 rejected because > gmail.com i > s in a black list at dsn.rfc-ignorant.org > > so, here is a repost of my answer: > > Jan Kiszka wrote: >>> Hi Gilles, >>> >>> trying to understand the cb_read/write lock usage, some question came up >>> here: What prevents that the mutexq iteration in pse51_mutex_check_init >>> races against pse51_mutex_destroy_internal? > > Well, I am afraid the mechanism used is not 100% safe. Anyway, the aim > is to catch most of invalid usages, it seems we can not catch them all.
No, it works, because pthread_mutex_destroy will not be able to get the write lock is the lock is read-locked. -- Gilles. _______________________________________________ Xenomai-core mailing list Xenomai-core@gna.org https://mail.gna.org/listinfo/xenomai-core