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From: Ming Lei <ming.lei@redhat.com>
To: Thomas Gleixner <tglx@linutronix.de>, Jens Axboe <axboe@kernel.dk>
Cc: linux-kernel@vger.kernel.org, linux-block@vger.kernel.org,
Christoph Hellwig <hch@lst.de>, Ming Lei <ming.lei@redhat.com>
Subject: [PATCH 1/7] genirq/affinity: remove the 'firstvec' parameter from irq_build_affinity_masks
Date: Sat, 14 Aug 2021 20:35:26 +0800 [thread overview]
Message-ID: <20210814123532.229494-2-ming.lei@redhat.com> (raw)
In-Reply-To: <20210814123532.229494-1-ming.lei@redhat.com>
The 'firstvec' parameter is always same with the parameter of
'startvec', so use 'startvec' directly inside irq_build_affinity_masks().
Signed-off-by: Ming Lei <ming.lei@redhat.com>
---
kernel/irq/affinity.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/kernel/irq/affinity.c b/kernel/irq/affinity.c
index f7ff8919dc9b..856ab6d39c05 100644
--- a/kernel/irq/affinity.c
+++ b/kernel/irq/affinity.c
@@ -336,10 +336,10 @@ static int __irq_build_affinity_masks(unsigned int startvec,
* 2) spread other possible CPUs on these vectors
*/
static int irq_build_affinity_masks(unsigned int startvec, unsigned int numvecs,
- unsigned int firstvec,
struct irq_affinity_desc *masks)
{
unsigned int curvec = startvec, nr_present = 0, nr_others = 0;
+ unsigned int firstvec = startvec;
cpumask_var_t *node_to_cpumask;
cpumask_var_t nmsk, npresmsk;
int ret = -ENOMEM;
@@ -462,8 +462,7 @@ irq_create_affinity_masks(unsigned int nvecs, struct irq_affinity *affd)
unsigned int this_vecs = affd->set_size[i];
int ret;
- ret = irq_build_affinity_masks(curvec, this_vecs,
- curvec, masks);
+ ret = irq_build_affinity_masks(curvec, this_vecs, masks);
if (ret) {
kfree(masks);
return NULL;
--
2.31.1
next prev parent reply other threads:[~2021-08-14 12:36 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-14 12:35 [PATCH 0/7] genirq/affinity: abstract new API from managed irq affinity spread Ming Lei
2021-08-14 12:35 ` Ming Lei [this message]
2021-08-17 4:45 ` [PATCH 1/7] genirq/affinity: remove the 'firstvec' parameter from irq_build_affinity_masks Christoph Hellwig
2021-08-14 12:35 ` [PATCH 2/7] genirq/affinity: pass affinity managed mask array to irq_build_affinity_masks Ming Lei
2021-08-17 4:46 ` Christoph Hellwig
2021-08-14 12:35 ` [PATCH 3/7] genirq/affinity: don't pass irq_affinity_desc " Ming Lei
2021-08-17 4:49 ` Christoph Hellwig
2021-08-14 12:35 ` [PATCH 4/7] genirq/affinity: rename irq_build_affinity_masks as group_cpus_evenly Ming Lei
2021-08-17 4:50 ` Christoph Hellwig
2021-08-18 8:38 ` Ming Lei
2021-08-14 12:35 ` [PATCH 5/7] genirq/affinity: move group_cpus_evenly() into lib/ Ming Lei
2021-08-14 17:01 ` kernel test robot
2021-08-16 1:04 ` Ming Lei
2021-08-17 4:52 ` Christoph Hellwig
2021-08-14 17:15 ` kernel test robot
2021-08-14 12:35 ` [PATCH 6/7] lib/group_cpus: allow to group cpus in case of !CONFIG_SMP Ming Lei
2021-08-17 4:52 ` Christoph Hellwig
2021-08-14 12:35 ` [PATCH 7/7] blk-mq: build default queue map via group_cpus_evenly() Ming Lei
2021-08-14 16:31 ` kernel test robot
2021-08-14 20:49 ` kernel test robot
2021-08-16 7:23 ` Ming Lei
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