From: Konstantin Khlebnikov <khlebnikov@openvz.org>
To: Tejun Heo <tj@kernel.org>
Cc: linux-kernel@vger.kernel.org,
Torsten Kaiser <just.for.lkml@googlemail.com>
Subject: [PATCH] percpu: fix __this_cpu_{sub,inc,dec}_return() definition
Date: Wed, 29 Feb 2012 00:41:12 +0400 [thread overview]
Message-ID: <20120228204112.7816.24302.stgit@zurg> (raw)
This patch adds missed "__" prefixes, otherwise these functions
works as irq/preemption safe.
Reported-by: Torsten Kaiser <just.for.lkml@googlemail.com>
Signed-off-by: Konstantin Khlebnikov <khlebnikov@openvz.org>
---
include/linux/percpu.h | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/include/linux/percpu.h b/include/linux/percpu.h
index 5903f73..2b9f82c 100644
--- a/include/linux/percpu.h
+++ b/include/linux/percpu.h
@@ -668,9 +668,9 @@ do { \
__pcpu_size_call_return2(__this_cpu_add_return_, pcp, val)
#endif
-#define __this_cpu_sub_return(pcp, val) this_cpu_add_return(pcp, -(val))
-#define __this_cpu_inc_return(pcp) this_cpu_add_return(pcp, 1)
-#define __this_cpu_dec_return(pcp) this_cpu_add_return(pcp, -1)
+#define __this_cpu_sub_return(pcp, val) __this_cpu_add_return(pcp, -(val))
+#define __this_cpu_inc_return(pcp) __this_cpu_add_return(pcp, 1)
+#define __this_cpu_dec_return(pcp) __this_cpu_add_return(pcp, -1)
#define __this_cpu_generic_xchg(pcp, nval) \
({ typeof(pcp) ret__; \
next reply other threads:[~2012-02-28 20:41 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-28 20:41 Konstantin Khlebnikov [this message]
2012-03-04 17:37 ` [PATCH] percpu: fix __this_cpu_{sub,inc,dec}_return() definition Tejun Heo
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=20120228204112.7816.24302.stgit@zurg \
--to=khlebnikov@openvz.org \
--cc=just.for.lkml@googlemail.com \
--cc=linux-kernel@vger.kernel.org \
--cc=tj@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;
as well as URLs for NNTP newsgroup(s).