lkml.org 
[lkml]   [2020]   [Jul]   [25]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH -next] nfsd: use DEFINE_SPINLOCK() for spinlock
Date
nfsd_drc_lock can be initialized automatically with
DEFINE_SPINLOCK() rather than explicitly calling spin_lock_init().

Signed-off-by: Qinglang Miao <miaoqinglang@huawei.com>
---
fs/nfsd/nfssvc.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/fs/nfsd/nfssvc.c b/fs/nfsd/nfssvc.c
index b603dfcdd..20f0a27fe 100644
--- a/fs/nfsd/nfssvc.c
+++ b/fs/nfsd/nfssvc.c
@@ -88,7 +88,7 @@ DEFINE_MUTEX(nfsd_mutex);
* version 4.1 DRC caches.
* nfsd_drc_pages_used tracks the current version 4.1 DRC memory usage.
*/
-spinlock_t nfsd_drc_lock;
+DEFINE_SPINLOCK(nfsd_drc_lock);
unsigned long nfsd_drc_max_mem;
unsigned long nfsd_drc_mem_used;

@@ -568,7 +568,6 @@ static void set_max_drc(void)
nfsd_drc_max_mem = (nr_free_buffer_pages()
>> NFSD_DRC_SIZE_SHIFT) * PAGE_SIZE;
nfsd_drc_mem_used = 0;
- spin_lock_init(&nfsd_drc_lock);
dprintk("%s nfsd_drc_max_mem %lu \n", __func__, nfsd_drc_max_mem);
}

--
2.25.1
\
 
 \ /
  Last update: 2020-07-25 10:54    [W:0.039 / U:2.428 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site