From c2cfb12641eb6d47c66ae14d916f0df86de5d8f8 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Zbigniew=20J=C4=99drzejewski-Szmek?= Date: Fri, 31 Jul 2020 15:36:07 +0200 Subject: [PATCH] NEWS: clarify two points I was reading a summary of changes on Phoronix, and (while not incorrect) those two points were rather misleading. --- NEWS | 21 ++++++++++++++------- 1 file changed, 14 insertions(+), 7 deletions(-) diff --git a/NEWS b/NEWS index 95685ed7f71..ac29a5e0d47 100644 --- a/NEWS +++ b/NEWS @@ -114,7 +114,9 @@ CHANGES WITH 246: * tmpfs mounts automatically created by systemd (/tmp, /run, /dev/shm, and others) now have a size and inode limits applied (50% of RAM for - /tmp and /dev/shm, 10% of RAM for other mounts, etc.) + /tmp and /dev/shm, 10% of RAM for other mounts, etc.). Please note + that the implicit kernel default is 50% too, so there is no change + in the size limit for /tmp and /dev/shm. * nss-mymachines lost support for resolution of users and groups, and now only does resolution of hostnames. This functionality is now @@ -156,12 +158,17 @@ CHANGES WITH 246: now automatically set to "Y" at boot, in order to enable pstore generation for collection with systemd-pstore. - * A new 'hwdb' file has been added that collects information about PCI - and USB devices that correctly support auto-suspend, on top of the - databases for this we import from the ChromiumOS project. If you have - a device that supports auto-suspend correctly and where it should be - enabled by default, please submit a patch that adds it to the - database (see /usr/lib/udev/hwdb.d/60-autosuspend.hwdb). + * We provide a set of udev rules to enable auto-suspend on PCI and USB + devices that were tested to currectly support it. Previously, this + was distributed as a set of udev rules, but has now been replaced by + by a set of hwdb entries (and a much shorter udev rule to take action + if the device modalias matches one of the new hwdb entries). + + As before, entries are periodically imported from the database + maintained by the ChromiumOS project. If you have a device that + supports auto-suspend correctly and where it should be enabled by + default, please submit a patch that adds it to the database (see + /usr/lib/udev/hwdb.d/60-autosuspend.hwdb). * systemd-udevd gained the new configuration option timeout_signal= as well as a corresponding kernel command line option udev.timeout_signal=.