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Message-Id: <20190719190444.15143-1-daniel.m.jordan@oracle.com>
Date: Fri, 19 Jul 2019 15:04:44 -0400
From: Daniel Jordan <daniel.m.jordan@...cle.com>
To: Herbert Xu <herbert@...dor.apana.org.au>,
Steffen Klassert <steffen.klassert@...unet.com>
Cc: Daniel Jordan <daniel.m.jordan@...cle.com>,
linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] padata: purge get_cpu and reorder_via_wq from padata_do_serial
With the removal of the padata timer, padata_do_serial no longer
needs special CPU handling, so remove it.
Signed-off-by: Daniel Jordan <daniel.m.jordan@...cle.com>
Cc: Herbert Xu <herbert@...dor.apana.org.au>
Cc: Steffen Klassert <steffen.klassert@...unet.com>
Cc: linux-crypto@...r.kernel.org
Cc: linux-kernel@...r.kernel.org
---
kernel/padata.c | 23 +++--------------------
1 file changed, 3 insertions(+), 20 deletions(-)
diff --git a/kernel/padata.c b/kernel/padata.c
index fbafca18597f..7372fb45eeeb 100644
--- a/kernel/padata.c
+++ b/kernel/padata.c
@@ -316,24 +316,9 @@ static void padata_serial_worker(struct work_struct *serial_work)
*/
void padata_do_serial(struct padata_priv *padata)
{
- int cpu;
- struct padata_parallel_queue *pqueue;
- struct parallel_data *pd;
- int reorder_via_wq = 0;
-
- pd = padata->pd;
-
- cpu = get_cpu();
-
- /* We need to enqueue the padata object into the correct
- * per-cpu queue.
- */
- if (cpu != padata->cpu) {
- reorder_via_wq = 1;
- cpu = padata->cpu;
- }
-
- pqueue = per_cpu_ptr(pd->pqueue, cpu);
+ struct parallel_data *pd = padata->pd;
+ struct padata_parallel_queue *pqueue = per_cpu_ptr(pd->pqueue,
+ padata->cpu);
spin_lock(&pqueue->reorder.lock);
list_add_tail(&padata->list, &pqueue->reorder.list);
@@ -347,8 +332,6 @@ void padata_do_serial(struct padata_priv *padata)
*/
smp_mb__after_atomic();
- put_cpu();
-
padata_reorder(pd);
}
EXPORT_SYMBOL(padata_do_serial);
--
2.22.0
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