The documentation [1] says that WQ_CPU_INTENSIVE is "meaningless" for unbound wq. I remove this flag from places where unbound queue is allocated. This is supposed to improve code readability. 1. https://www.kernel.org/doc/html/latest/core-api/workqueue.html#flags Signed-off-by: Maksym Planeta <mplaneta@xxxxxxxxxxxxxxxxxxxx> --- drivers/crypto/hisilicon/qm.c | 3 +-- drivers/md/dm-crypt.c | 2 +- drivers/md/dm-verity-target.c | 2 +- drivers/md/raid5.c | 2 +- fs/erofs/zdata.c | 2 +- 5 files changed, 5 insertions(+), 6 deletions(-) diff --git a/drivers/crypto/hisilicon/qm.c b/drivers/crypto/hisilicon/qm.c index b57da5ef8b5b..4a39cb2c6a0b 100644 --- a/drivers/crypto/hisilicon/qm.c +++ b/drivers/crypto/hisilicon/qm.c @@ -1148,8 +1148,7 @@ struct hisi_qp *hisi_qm_create_qp(struct hisi_qm *qm, u8 alg_type) qp->qp_id = qp_id; qp->alg_type = alg_type; INIT_WORK(&qp->work, qm_qp_work_func); - qp->wq = alloc_workqueue("hisi_qm", WQ_UNBOUND | WQ_HIGHPRI | - WQ_CPU_INTENSIVE | WQ_MEM_RECLAIM, 0); + qp->wq = alloc_workqueue("hisi_qm", WQ_UNBOUND | WQ_HIGHPRI | WQ_MEM_RECLAIM, 0); if (!qp->wq) { ret = -EFAULT; goto err_free_qp_mem; diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c index c6a529873d0f..44d56325fa27 100644 --- a/drivers/md/dm-crypt.c +++ b/drivers/md/dm-crypt.c @@ -3032,7 +3032,7 @@ static int crypt_ctr(struct dm_target *ti, unsigned int argc, char **argv) 1, devname); else cc->crypt_queue = alloc_workqueue("kcryptd/%s", - WQ_CPU_INTENSIVE | WQ_MEM_RECLAIM | WQ_UNBOUND, + WQ_MEM_RECLAIM | WQ_UNBOUND, num_online_cpus(), devname); if (!cc->crypt_queue) { ti->error = "Couldn't create kcryptd queue"; diff --git a/drivers/md/dm-verity-target.c b/drivers/md/dm-verity-target.c index 0d61e9c67986..20f92c7ea07e 100644 --- a/drivers/md/dm-verity-target.c +++ b/drivers/md/dm-verity-target.c @@ -1190,7 +1190,7 @@ static int verity_ctr(struct dm_target *ti, unsigned argc, char **argv) } /* WQ_UNBOUND greatly improves performance when running on ramdisk */ - v->verify_wq = alloc_workqueue("kverityd", WQ_CPU_INTENSIVE | WQ_MEM_RECLAIM | WQ_UNBOUND, num_online_cpus()); + v->verify_wq = alloc_workqueue("kverityd", WQ_MEM_RECLAIM | WQ_UNBOUND, num_online_cpus()); if (!v->verify_wq) { ti->error = "Cannot allocate workqueue"; r = -ENOMEM; diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index ba00e9877f02..cd93a1731b82 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -8481,7 +8481,7 @@ static int __init raid5_init(void) int ret; raid5_wq = alloc_workqueue("raid5wq", - WQ_UNBOUND|WQ_MEM_RECLAIM|WQ_CPU_INTENSIVE|WQ_SYSFS, 0); + WQ_UNBOUND|WQ_MEM_RECLAIM|WQ_SYSFS, 0); if (!raid5_wq) return -ENOMEM; diff --git a/fs/erofs/zdata.c b/fs/erofs/zdata.c index 80e47f07d946..b2a679f720e9 100644 --- a/fs/erofs/zdata.c +++ b/fs/erofs/zdata.c @@ -43,7 +43,7 @@ void z_erofs_exit_zip_subsystem(void) static inline int z_erofs_init_workqueue(void) { const unsigned int onlinecpus = num_possible_cpus(); - const unsigned int flags = WQ_UNBOUND | WQ_HIGHPRI | WQ_CPU_INTENSIVE; + const unsigned int flags = WQ_UNBOUND | WQ_HIGHPRI; /* * no need to spawn too many threads, limiting threads could minimum -- 2.24.1