[PATCH v4 0/4] s390: Remove or replace cond_resched() calls

Heiko Carstens <[email protected]> Fri, 31 Jul 2026 18:50:00 +0200
Newsgroups org.kernel.vger.linux-crypto,org.kernel.vger.linux-kernel,org.kernel.vger.linux-s390
Message-ID <[email protected]>
v4:
- Replaced first patch with version from Peter Zijlstra

v3:
- Drop uv_call_sched() [Claudio Imbrenda]

v2:
- Use msleep() in crypto code (Holger Dengler)
- Add Reviewed-by tag from Peter Oberparleiter

v1:
Since [1] it is only possible to select the PREEMPT or PREEMPT_LAZY
preemption models for s390. This has caused some minor problems, but
everything has been addressed.

Given that for both preemption models cond_resched() is a no-op remove
or replace it everywhere.

[1] commit 7dadeaa6e851 ("sched: Further restrict the preemption modes")

Heiko Carstens (3):
  KVM: s390: Remove cond_resched() calls
  s390: Remove cond_resched() calls
  s390/cio: Remove cond_resched() calls

Peter Zijlstra (1):
  s390/crypto: Replace cond_resched() with msleep(1)

 arch/s390/crypto/paes_s390.c    | 44 +++------------------------------
 arch/s390/crypto/phmac_s390.c   | 25 +++----------------
 arch/s390/include/asm/pkey.h    | 16 ++++++++++++
 arch/s390/include/asm/uv.h      | 16 ++----------
 arch/s390/kernel/perf_cpum_cf.c |  1 -
 arch/s390/kernel/uv.c           |  2 +-
 arch/s390/kvm/gaccess.c         |  8 ++----
 arch/s390/kvm/gmap.c            |  4 ---
 arch/s390/kvm/kvm-s390.c        |  1 -
 arch/s390/kvm/pv.c              | 11 ++++-----
 arch/s390/kvm/vsie.c            |  1 -
 arch/s390/mm/cmm.c              |  2 --
 arch/s390/mm/gmap_helpers.c     |  1 -
 arch/s390/mm/pageattr.c         |  5 ----
 arch/s390/mm/pgalloc.c          |  1 -
 arch/s390/pci/pci.c             |  4 +--
 drivers/s390/char/uvdevice.c    |  6 ++---
 drivers/s390/cio/css.c          |  8 ------
 18 files changed, 37 insertions(+), 119 deletions(-)

-- 
2.53.0