From: Zhaoxiu Zeng <zhaoxiu.zeng@gmail.com>
To: computersforpeace@gmail.com, gregory.0xf0@gmail.com,
f.fainelli@gmail.com, linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@vger.kernel.org, Zeng Zhaoxiu <zhaoxiu.zeng@gmail.com>
Subject: [PATCH 02/10] brcmstb_gisb: Replace "hweight_long(mask) != 1" with "!is_power_of_2(mask)"
Date: Sun, 6 Dec 2015 18:11:45 +0800 [thread overview]
Message-ID: <1449396705-14235-1-git-send-email-zhaoxiu.zeng@gmail.com> (raw)
From: Zeng Zhaoxiu <zhaoxiu.zeng@gmail.com>
Signed-off-by: Zeng Zhaoxiu <zhaoxiu.zeng@gmail.com>
---
drivers/bus/brcmstb_gisb.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/bus/brcmstb_gisb.c b/drivers/bus/brcmstb_gisb.c
index f364fa4..2816a04 100644
--- a/drivers/bus/brcmstb_gisb.c
+++ b/drivers/bus/brcmstb_gisb.c
@@ -24,6 +24,7 @@
#include <linux/of.h>
#include <linux/bitops.h>
#include <linux/pm.h>
+#include <linux/log2.h>
#ifdef CONFIG_ARM
#include <asm/bug.h>
@@ -171,7 +172,7 @@ brcmstb_gisb_master_to_str(struct brcmstb_gisb_arb_device *gdev,
{
u32 mask = gdev->valid_mask & masters;
- if (hweight_long(mask) != 1)
+ if (!is_power_of_2(mask))
return NULL;
return gdev->master_names[ffs(mask) - 1];
--
2.5.0
next reply other threads:[~2015-12-06 10:13 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-06 10:11 Zhaoxiu Zeng [this message]
2015-12-14 19:55 ` Florian Fainelli
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1449396705-14235-1-git-send-email-zhaoxiu.zeng@gmail.com \
--to=zhaoxiu.zeng@gmail.com \
--cc=computersforpeace@gmail.com \
--cc=f.fainelli@gmail.com \
--cc=gregory.0xf0@gmail.com \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®