On Fri, Jul 06, 2018 at 02:44:16PM -0700, Joel Fernandes wrote: > From: Tobias Lindskog <tobias.lindskog@xxxxxxxxxxxxxx> > > When ashmem_shrink is called from direct reclaim on a user thread, a > call to do_fallocate will check for permissions against the security > policy of that user thread. It can thus fail by chance if called on a > thread that isn't permitted to modify the relevant ashmem areas. > > Because we know that we have a shmem file underneath, call the shmem > implementation of fallocate directly instead of going through the > user-space interface for fallocate. > > Bug: 21951515 What does this "Bug:" line mean to any of us? :) I'll go delete it, and I fixed up the subject to have 'staging: android' in it as well. Please do that next time. thanks, greg k-h _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel