lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Thu, 16 Nov 2017 10:31:25 +0100 From: Martijn Coenen <maco@...roid.com> To: Peter Zijlstra <peterz@...radead.org> Cc: Greg KH <gregkh@...uxfoundation.org>, John Stultz <john.stultz@...aro.org>, Todd Kjos <tkjos@...gle.com>, Arve Hjønnevåg <arve@...roid.com>, Sherry Yang <sherryy@...roid.com>, Thomas Gleixner <tglx@...utronix.de>, Amit Pundir <amit.pundir@...aro.org>, LKML <linux-kernel@...r.kernel.org>, devel@...verdev.osuosl.org, Martijn Coenen <maco@...gle.com> Subject: Re: [PATCH v3 3/6] ANDROID: binder: improve priority inheritance. On Wed, Nov 15, 2017 at 2:03 PM, Peter Zijlstra <peterz@...radead.org> wrote: > On Thu, Oct 26, 2017 at 04:07:47PM +0200, Martijn Coenen wrote: >> By raising the priority of a thread selected for >> a transaction *before* we wake it up. >> >> Delay restoring the priority when doing a reply >> until after we wake-up the process receiving >> the reply. > > What happens if a thread dies? Binder threads should never exit, but if they do, the whole process exits. Anyway in that case we still restore the priority of this thread - it's in the error path in the "@@ -3328,6 +3369,7 @@" section.
Powered by blists - more mailing lists