linux-kernel - [PATCH 02/10] pstore: Rename "pstore_lock" to "psinfo

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Date:   Wed,  6 May 2020 08:21:06 -0700
From:   Kees Cook <keescook@...omium.org>
To:     linux-kernel@...r.kernel.org
Cc:     Kees Cook <keescook@...omium.org>,
        Anton Vorontsov <anton@...msg.org>,
        Colin Cross <ccross@...roid.com>,
        Tony Luck <tony.luck@...el.com>,
        Luis Henriques <lhenriques@...e.com>
Subject: [PATCH 02/10] pstore: Rename "pstore_lock" to "psinfo_lock"

The name "pstore_lock" sounds very global, but it is only supposed to be
used for managing changes to "psinfo", so rename it accordingly.

Signed-off-by: Kees Cook <keescook@...omium.org>
---
 fs/pstore/platform.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/fs/pstore/platform.c b/fs/pstore/platform.c
index 44f8b9742263..347b6c07f4cf 100644
--- a/fs/pstore/platform.c
+++ b/fs/pstore/platform.c
@@ -69,10 +69,10 @@ static void pstore_dowork(struct work_struct *);
 static DECLARE_WORK(pstore_work, pstore_dowork);
 
 /*
- * pstore_lock just protects "psinfo" during
+ * psinfo_lock just protects "psinfo" during
  * calls to pstore_register()
  */
-static DEFINE_SPINLOCK(pstore_lock);
+static DEFINE_SPINLOCK(psinfo_lock);
 struct pstore_info *psinfo;
 
 static char *backend;
@@ -574,11 +574,11 @@ int pstore_register(struct pstore_info *psi)
 		return -EINVAL;
 	}
 
-	spin_lock(&pstore_lock);
+	spin_lock(&psinfo_lock);
 	if (psinfo) {
 		pr_warn("backend '%s' already loaded: ignoring '%s'\n",
 			psinfo->name, psi->name);
-		spin_unlock(&pstore_lock);
+		spin_unlock(&psinfo_lock);
 		return -EBUSY;
 	}
 
@@ -587,7 +587,7 @@ int pstore_register(struct pstore_info *psi)
 	psinfo = psi;
 	mutex_init(&psinfo->read_mutex);
 	sema_init(&psinfo->buf_lock, 1);
-	spin_unlock(&pstore_lock);
+	spin_unlock(&psinfo_lock);
 
 
 	if (psi->flags & PSTORE_FLAGS_DMESG)
-- 
2.20.1