Thank you for your feedback. best regards, luigi venerdì 14 maggio 2010 15:30 "Wong, Ken" <Ken.Wong@xxxxxxxxxxxxxxxxxxx> ha scritto: > We tried the 4.4 toolchain briefly using the 2.6.25 kernel from Freescale. > We followed the instructions in the getting started guide and was able to > patch the kernel without issue. > > Using the new 4.4 toolchain, our threads seemed to consume much more CPU > time than if we compiled using the old 4.3 toolchain. We're currently > still using the 4.3 toolchain with the Linux 2.6.25 kernel until we find > some more time in our schedule to do the switch over. > > Aside from the unexplained jump in processor usage, our ~2 week evaluation > didn't uncover any bugs with the 4.4 toolchain related to NPTL. > > -----Original Message----- > From: Maxim Kuvyrkov [mailto:maxim@xxxxxxxxxxxxxxxx] > Sent: Friday, May 14, 2010 9:21 AM > To: Luigi 'Comio' Mantellini > Cc: coldfire-gnu-discuss@xxxxxxxxxxxxxxxx > Subject: Re: [coldfire-gnu-discuss] NPTL on 547x cpus > > On 5/14/10 5:08 PM, Luigi 'Comio' Mantellini wrote: > > Now, I'm interested to use the last 4.4-217 in order to use the nptl > > implementation, but unfortunately the pthread seems to be broken. > > What do you mean by "broken"? > > Did you apply the kernel patch that the Getting Started Guide mentions? > > To add NPTL support to current ColdFire kernels one needs to apply one > of the patches linked in this knowledge base entry: > https://support.codesourcery.com/GNUToolchain/kbentry52 . > > ... > > > Has anyone used and tested the 4.4-x toolchains? I would like to have > > feedback from cf developers > > We at CodeSourcery run thousands, if not not millions, tests for each > release. Testing of 4.4-217 release included GLIBC testsuite which has > many tests for libpthread. -- Luigi 'Comio' Mantellini R&D - Software Industrie Dial Face S.p.A. Via Canzo, 4 20068 Peschiera Borromeo (MI) Italy Tel.: +39 02 5167 2813 Fax: +39 02 5167 2459 E-mail: luigi.mantellini@xxxxxxxxxxx Website: http://www.idf-hit.com Questo messaggio e i suoi allegati sono indirizzati esclusivamente alle persone indicate. La diffusione, copia o qualsiasi altra azione derivante dalla conoscenza di queste informazioni sono rigorosamente vietate. Qualora abbiate ricevuto questo documento per errore siete cortesemente pregati di darne immediata comunicazione al mittente e di provvedere alla sua distruzione, Grazie. Rispetta l'ambiente. Non stampare questa mail se non è realmente necessario. This e-mail and any attachments is confidential and may contain privileged information intended for the addressee(s) only. Dissemination, copying, printing or use by anybody else is unauthorized. If you are not the intended recipient, please delete this message and any attachments and advise the sender by return e-mail, Thanks. Help the environment. Please do not print this email unless it is absolutely necessary.
Attachment:
signature.asc
Description: This is a digitally signed message part.