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Re: [RFC PATCH v4 1/5] glibc: Perform rseq(2) registration at nptl init and thread creation
- From: Florian Weimer <fweimer at redhat dot com>
- To: Mathieu Desnoyers <mathieu dot desnoyers at efficios dot com>
- Cc: Rich Felker <dalias at libc dot org>, carlos <carlos at redhat dot com>, Joseph Myers <joseph at codesourcery dot com>, Szabolcs Nagy <szabolcs dot nagy at arm dot com>, libc-alpha <libc-alpha at sourceware dot org>, Thomas Gleixner <tglx at linutronix dot de>, Ben Maurer <bmaurer at fb dot com>, Peter Zijlstra <peterz at infradead dot org>, "Paul E. McKenney" <paulmck at linux dot vnet dot ibm dot com>, Boqun Feng <boqun dot feng at gmail dot com>, Will Deacon <will dot deacon at arm dot com>, Dave Watson <davejwatson at fb dot com>, Paul Turner <pjt at google dot com>, linux-kernel <linux-kernel at vger dot kernel dot org>, linux-api <linux-api at vger dot kernel dot org>
- Date: Mon, 26 Nov 2018 17:03:02 +0100
- Subject: Re: [RFC PATCH v4 1/5] glibc: Perform rseq(2) registration at nptl init and thread creation
- References: <20181121183936.8176-1-mathieu.desnoyers@efficios.com> <20181123142843.GJ23599@brightrain.aerifal.cx> <1150466925.11664.1542992720871.JavaMail.zimbra@efficios.com> <20181123173019.GK23599@brightrain.aerifal.cx> <865273158.11687.1542995541389.JavaMail.zimbra@efficios.com> <20181123183558.GM23599@brightrain.aerifal.cx> <1758017676.12041.1543007347347.JavaMail.zimbra@efficios.com> <87bm6cqm31.fsf@oldenburg.str.redhat.com> <688718071.12798.1543247469553.JavaMail.zimbra@efficios.com>
* Mathieu Desnoyers:
> So let's make __rseq_abi and __rseq_refcount strong symbols then ?
Yes, please. (But I'm still not sure we need the reference counter.)
Thanks,
Florian