On Sun, Mar 12, 2023 at 08:38:33PM -0000, tip-bot2 for Yazen Ghannam wrote: > The following commit has been merged into the ras/urgent branch of tip: > > Commit-ID: 4783b9cb374af02d49740e00e2da19fd4ed6dec4 > Gitweb: https://git.kernel.org/tip/4783b9cb374af02d49740e00e2da19fd4ed6dec4 > Author: Yazen Ghannam <yazen.ghannam@xxxxxxx> > AuthorDate: Wed, 01 Mar 2023 22:14:20 > Committer: Borislav Petkov (AMD) <bp@xxxxxxxxx> > CommitterDate: Sun, 12 Mar 2023 21:12:21 +01:00 > > x86/mce: Make sure logged MCEs are processed after sysfs update > > A recent change introduced a flag to queue up errors found during > boot-time polling. These errors will be processed during late init once > the MCE subsystem is fully set up. > > A number of sysfs updates call mce_restart() which goes through a subset > of the CPU init flow. This includes polling MCA banks and logging any > errors found. Since the same function is used as boot-time polling, > errors will be queued. However, the system is now past late init, so the > errors will remain queued until another error is found and the workqueue > is triggered. > > Call mce_schedule_work() at the end of mce_restart() so that queued > errors are processed. > > Fixes: 3bff147b187d ("x86/mce: Defer processing of early errors") > Signed-off-by: Yazen Ghannam <yazen.ghannam@xxxxxxx> > Signed-off-by: Borislav Petkov (AMD) <bp@xxxxxxxxx> > Reviewed-by: Tony Luck <tony.luck@xxxxxxxxx> Thank you! -Yazen
