Re: [OE-core] [PATCH v2] glibc: add ld.so locks in _libc_fork

2019-03-05 Thread Khem Raj
On Fri, Mar 1, 2019 at 2:51 PM Jonathan Rajotte-Julien wrote: > > Hi, > > One of our customer reported that lttng tracing with python (using the python > agent) resulted in a hang for their applications on Rocko (and up). > > After a bit of investigation, it seems that it is related to the second

[OE-core] [PATCH v2] glibc: add ld.so locks in _libc_fork

2019-03-01 Thread Jonathan Rajotte-Julien
Hi, One of our customer reported that lttng tracing with python (using the python agent) resulted in a hang for their applications on Rocko (and up). After a bit of investigation, it seems that it is related to the second patch [1] of this patch series to be applied top of glibc. I know, we are l

Re: [OE-core] [PATCH v2] glibc: add ld.so locks in _libc_fork

2017-09-04 Thread Khem Raj
On Mon, Sep 4, 2017 at 9:32 PM, Zhixiong Chi wrote: > Rebase it to the master branch for glibc 2.26. > > > On 2017年09月05日 12:29, Zhixiong Chi wrote: >> >> The patch in this Bugzilla entry was requested by a customer: >>https://sourceware.org/bugzilla/show_bug.cgi?id=4578 >>https://www.sour

Re: [OE-core] [PATCH v2] glibc: add ld.so locks in _libc_fork

2017-09-04 Thread Zhixiong Chi
Rebase it to the master branch for glibc 2.26. On 2017年09月05日 12:29, Zhixiong Chi wrote: The patch in this Bugzilla entry was requested by a customer: https://sourceware.org/bugzilla/show_bug.cgi?id=4578 https://www.sourceware.org/bugzilla/show_bug.cgi?id=19282 If a thread happens to hold

[OE-core] [PATCH v2] glibc: add ld.so locks in _libc_fork

2017-09-04 Thread Zhixiong Chi
The patch in this Bugzilla entry was requested by a customer: https://sourceware.org/bugzilla/show_bug.cgi?id=4578 https://www.sourceware.org/bugzilla/show_bug.cgi?id=19282 If a thread happens to hold dl_load_lock and have r_state set to RT_ADD or RT_DELETE at the time another thread calls for