From: Yang Yingliang <yangyingliang@huawei.com>
To: <linux-arm-kernel@lists.infradead.org>, <linux-kernel@vger.kernel.org>
Cc: <yangyingliang@huawei.com>, <marc.zyngier@arm.com>,
<tglx@linutronix.de>, <guohanjun@huawei.com>
Subject: [PATCH 1/4] irqchip/gic-v3-mbi: fix uninitialized mbi_lock
Date: Tue, 16 Oct 2018 17:15:13 +0800 [thread overview]
Message-ID: <1539681316-19300-2-git-send-email-yangyingliang@huawei.com> (raw)
In-Reply-To: <1539681316-19300-1-git-send-email-yangyingliang@huawei.com>
mbi_lock is uninitialized, use marco DEFINE_MUTEX
to initialize it.
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
---
drivers/irqchip/irq-gic-v3-mbi.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/irqchip/irq-gic-v3-mbi.c b/drivers/irqchip/irq-gic-v3-mbi.c
index ad70e7c..fbfa7ff 100644
--- a/drivers/irqchip/irq-gic-v3-mbi.c
+++ b/drivers/irqchip/irq-gic-v3-mbi.c
@@ -24,7 +24,7 @@ struct mbi_range {
unsigned long *bm;
};
-static struct mutex mbi_lock;
+static DEFINE_MUTEX(mbi_lock);
static phys_addr_t mbi_phys_base;
static struct mbi_range *mbi_ranges;
static unsigned int mbi_range_nr;
--
1.8.3
next prev parent reply other threads:[~2018-10-16 9:15 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-16 9:15 [PATCH 0/4] add support for MBIGEN generating message based SPIs Yang Yingliang
2018-10-16 9:15 ` Yang Yingliang [this message]
2018-10-16 9:15 ` [PATCH 2/4] irqchip/mbigen: rename register marcros Yang Yingliang
2018-10-16 9:15 ` [PATCH 3/4] irqchip/mbigen: add support for a MBIGEN generating SPIs Yang Yingliang
2018-10-17 16:30 ` Marc Zyngier
2018-10-18 3:41 ` Yang Yingliang
2018-10-18 8:55 ` Marc Zyngier
2018-10-18 11:20 ` Hanjun Guo
2018-10-18 11:56 ` Marc Zyngier
2018-10-18 12:54 ` Hanjun Guo
2018-10-16 9:15 ` [PATCH 4/4] dt-bindings/irqchip/mbigen: add example of MBIGEN generate SPIs Yang Yingliang
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=1539681316-19300-2-git-send-email-yangyingliang@huawei.com \
--to=yangyingliang@huawei.com \
--cc=guohanjun@huawei.com \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=marc.zyngier@arm.com \
--cc=tglx@linutronix.de \
--subject='Re: [PATCH 1/4] irqchip/gic-v3-mbi: fix uninitialized mbi_lock' \
/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
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).