Messages in this thread | | | Date | Sat, 2 Dec 2017 10:02:08 +0100 | From | Heiko Carstens <> | Subject | Re: [PATCH 0/2] Fix boot regression for s390 and remove break_lock |
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On Tue, Nov 28, 2017 at 06:42:17PM +0000, Will Deacon wrote: > Hi all, > > The following two patches do the following: > > 1. Fix boot breakage reported on s390 caused by a8a217c22116 > 2. Kill off the break_lock field entirely, since it's not actually > that useful > > I didn't go the whole hog and remove CONFIG_GENERIC_LOCKBREAK, since the > "do something different with locks in preemptible kernels" isn't necessarily > a bad idea, and PowerPC actually implements things like arch_spin_relax > for that. > > The first patch should go in to 4.15. > > Thanks, > > Will > > --->8 > > Will Deacon (2): > locking/core: Fix deadlock during boot on systems with > GENERIC_LOCKBREAK > locking/core: Remove break_lock field when CONFIG_GENERIC_LOCKBREAK=y > > include/linux/rwlock_types.h | 3 --- > include/linux/spinlock.h | 5 ----- > include/linux/spinlock_types.h | 3 --- > kernel/locking/spinlock.c | 13 +++---------- > 4 files changed, 3 insertions(+), 21 deletions(-)
*ping* ... these patches haven't been picked up yet as far as I can tell. Peter, Ingo?
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