Re: [PATCH v3] Allow user probes on versioned symbols

2017-04-05 Thread Paul Clarke
On 04/04/2017 09:26 AM, Arnaldo Carvalho de Melo wrote: Em Tue, Apr 04, 2017 at 11:18:02PM +0900, Masami Hiramatsu escreveu: On Mon, 3 Apr 2017 11:46:58 -0300 Arnaldo Carvalho de Melo wrote: > > > But apart from those problems, I think that one should be able to ask > > > for

Re: [PATCH v3] Allow user probes on versioned symbols

2017-04-05 Thread Paul Clarke
On 04/04/2017 09:26 AM, Arnaldo Carvalho de Melo wrote: Em Tue, Apr 04, 2017 at 11:18:02PM +0900, Masami Hiramatsu escreveu: On Mon, 3 Apr 2017 11:46:58 -0300 Arnaldo Carvalho de Melo wrote: > > > But apart from those problems, I think that one should be able to ask > > > for a versioned

Re: [PATCH v3] Allow user probes on versioned symbols

2017-04-04 Thread Arnaldo Carvalho de Melo
Em Tue, Apr 04, 2017 at 11:18:02PM +0900, Masami Hiramatsu escreveu: > On Mon, 3 Apr 2017 11:46:58 -0300 > Arnaldo Carvalho de Melo wrote: > > > > > But apart from those problems, I think that one should be able to ask > > > > for a versioned symbol, to probe just apps using

Re: [PATCH v3] Allow user probes on versioned symbols

2017-04-04 Thread Arnaldo Carvalho de Melo
Em Tue, Apr 04, 2017 at 11:18:02PM +0900, Masami Hiramatsu escreveu: > On Mon, 3 Apr 2017 11:46:58 -0300 > Arnaldo Carvalho de Melo wrote: > > > > > But apart from those problems, I think that one should be able to ask > > > > for a versioned symbol, to probe just apps using that specific

Re: [PATCH v3] Allow user probes on versioned symbols

2017-04-04 Thread Masami Hiramatsu
On Mon, 3 Apr 2017 11:46:58 -0300 Arnaldo Carvalho de Melo wrote: > > > But apart from those problems, I think that one should be able to ask > > > for a versioned symbol, to probe just apps using that specific version, > > > I agree, but wasn't trying to tackle that at the

Re: [PATCH v3] Allow user probes on versioned symbols

2017-04-04 Thread Masami Hiramatsu
On Mon, 3 Apr 2017 11:46:58 -0300 Arnaldo Carvalho de Melo wrote: > > > But apart from those problems, I think that one should be able to ask > > > for a versioned symbol, to probe just apps using that specific version, > > > I agree, but wasn't trying to tackle that at the moment. I can look

Re: [PATCH v3] Allow user probes on versioned symbols

2017-04-03 Thread Arnaldo Carvalho de Melo
Em Fri, Mar 31, 2017 at 02:38:11PM -0500, Paul Clarke escreveu: > On 03/31/2017 12:31 PM, Arnaldo Carvalho de Melo wrote: > > Em Fri, Mar 31, 2017 at 11:06:16AM -0500, Paul Clarke escreveu: > > > Symbol versioning, as in glibc, results in symbols being defined as: > > > @[@] > > > (Note that "@@"

Re: [PATCH v3] Allow user probes on versioned symbols

2017-04-03 Thread Arnaldo Carvalho de Melo
Em Fri, Mar 31, 2017 at 02:38:11PM -0500, Paul Clarke escreveu: > On 03/31/2017 12:31 PM, Arnaldo Carvalho de Melo wrote: > > Em Fri, Mar 31, 2017 at 11:06:16AM -0500, Paul Clarke escreveu: > > > Symbol versioning, as in glibc, results in symbols being defined as: > > > @[@] > > > (Note that "@@"

Re: [PATCH v3] Allow user probes on versioned symbols

2017-03-31 Thread Paul Clarke
On 03/31/2017 12:31 PM, Arnaldo Carvalho de Melo wrote: Em Fri, Mar 31, 2017 at 11:06:16AM -0500, Paul Clarke escreveu: Symbol versioning, as in glibc, results in symbols being defined as: @[@] (Note that "@@" identifies a default symbol, if the symbol name is repeated.) perf is currently

Re: [PATCH v3] Allow user probes on versioned symbols

2017-03-31 Thread Paul Clarke
On 03/31/2017 12:31 PM, Arnaldo Carvalho de Melo wrote: Em Fri, Mar 31, 2017 at 11:06:16AM -0500, Paul Clarke escreveu: Symbol versioning, as in glibc, results in symbols being defined as: @[@] (Note that "@@" identifies a default symbol, if the symbol name is repeated.) perf is currently

Re: [PATCH v3] Allow user probes on versioned symbols

2017-03-31 Thread Arnaldo Carvalho de Melo
Em Fri, Mar 31, 2017 at 11:06:16AM -0500, Paul Clarke escreveu: > Symbol versioning, as in glibc, results in symbols being defined as: > @[@] > (Note that "@@" identifies a default symbol, if the symbol name > is repeated.) > > perf is currently unable to deal with this, and is unable to create >

Re: [PATCH v3] Allow user probes on versioned symbols

2017-03-31 Thread Arnaldo Carvalho de Melo
Em Fri, Mar 31, 2017 at 11:06:16AM -0500, Paul Clarke escreveu: > Symbol versioning, as in glibc, results in symbols being defined as: > @[@] > (Note that "@@" identifies a default symbol, if the symbol name > is repeated.) > > perf is currently unable to deal with this, and is unable to create >

[PATCH v3] Allow user probes on versioned symbols

2017-03-31 Thread Paul Clarke
Symbol versioning, as in glibc, results in symbols being defined as: @[@] (Note that "@@" identifies a default symbol, if the symbol name is repeated.) perf is currently unable to deal with this, and is unable to create user probes at such symbols: -- $ nm

[PATCH v3] Allow user probes on versioned symbols

2017-03-31 Thread Paul Clarke
Symbol versioning, as in glibc, results in symbols being defined as: @[@] (Note that "@@" identifies a default symbol, if the symbol name is repeated.) perf is currently unable to deal with this, and is unable to create user probes at such symbols: -- $ nm