On 26/01/16 23:49, Rafael J. Wysocki wrote: > On Tuesday, January 26, 2016 06:01:19 PM Juri Lelli wrote: > > On 26/01/16 09:57, Juri Lelli wrote: > > > Hi Viresh, > > > > > > On 25/01/16 22:33, Viresh Kumar wrote: > > > > There is a little race discovered by Juri, where we are able to: > > > > - create and read a sysfs file before policy->governor_data is being set > > > > to a non NULL value. > > > > OR > > > > - set policy->governor_data to NULL, and reading a file before being > > > > destroyed. > > > > > > [cut] > > > > > So, this goes away with your patch (that I forward ported) and a small > > additional fix on top of that. > > Which patch exactly is that? > As Viresh said, this is: cpufreq: Access governor's sysfs attributes without 'policy->rwsem' http://www.linux-arm.org/git?p=linux-jl.git;a=commit;h=d3eb02ed23732de2c8671377316a190c38b8fe93 Apologies for the confusion; I was already talking with Viresh on IRC about it. Best, - Juri -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html