From: Johannes Berg <johannes@sipsolutions.net>
To: Paul Mackerras <paulus@samba.org>
Cc: linuxppc-dev list <linuxppc-dev@ozlabs.org>
Subject: [PATCH] PMU: don't lock_kernel()
Date: Tue, 13 Nov 2007 20:07:56 +0100 [thread overview]
Message-ID: <1194980876.6695.4.camel@johannes.berg> (raw)
I see nothing that this lock_kernel() actually protects against
so remove it.
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
---
Please queue to whatever branch you feel appropriate.
drivers/macintosh/via-pmu.c | 3 ---
1 file changed, 3 deletions(-)
--- everything.orig/drivers/macintosh/via-pmu.c 2007-11-13 19:32:01.728726509 +0100
+++ everything/drivers/macintosh/via-pmu.c 2007-11-13 19:32:03.058713543 +0100
@@ -33,7 +33,6 @@
#include <linux/adb.h>
#include <linux/pmu.h>
#include <linux/cuda.h>
-#include <linux/smp_lock.h>
#include <linux/module.h>
#include <linux/spinlock.h>
#include <linux/pm.h>
@@ -2547,7 +2546,6 @@ pmu_release(struct inode *inode, struct
struct pmu_private *pp = file->private_data;
unsigned long flags;
- lock_kernel();
if (pp != 0) {
file->private_data = NULL;
spin_lock_irqsave(&all_pvt_lock, flags);
@@ -2561,7 +2559,6 @@ pmu_release(struct inode *inode, struct
kfree(pp);
}
- unlock_kernel();
return 0;
}
reply other threads:[~2007-11-14 12:42 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
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=1194980876.6695.4.camel@johannes.berg \
--to=johannes@sipsolutions.net \
--cc=linuxppc-dev@ozlabs.org \
--cc=paulus@samba.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