From: Alexey Dobriyan <adobriyan@gmail.com>
To: akpm@linux-foundation.org
Cc: linux-kernel@vger.kernel.org
Subject: [PATCH] proc: use "unsigned int" in /proc/stat hook
Date: Wed, 27 Jun 2018 23:07:10 +0300 [thread overview]
Message-ID: <20180627200710.GC18434@avx2> (raw)
Number of CPUs is never high enough to force 64-bit arithmetic.
Save couple of bytes on x86_64.
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
---
fs/proc/stat.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/fs/proc/stat.c
+++ b/fs/proc/stat.c
@@ -183,7 +183,7 @@ static int show_stat(struct seq_file *p, void *v)
static int stat_open(struct inode *inode, struct file *file)
{
- size_t size = 1024 + 128 * num_online_cpus();
+ unsigned int size = 1024 + 128 * num_online_cpus();
/* minimum size to display an interrupt count : 2 bytes */
size += 2 * nr_irqs;
reply other threads:[~2018-06-27 20:07 UTC|newest]
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