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From: Ratnadeep Joshi <ratn.josh@gmail.com>
To: linux-kernel@vger.kernel.org
Cc: trivial@kernel.org, akpm@linux-foundation.org
Subject: [PATCH] Re-organization of PIDMAP_ENTRIES macro expansion
Date: Mon, 14 Jan 2008 16:20:35 +0530	[thread overview]
Message-ID: <1200307835.2819.18.camel@life.india.kernelcorp.com> (raw)

This patch tries to re-organize the macro expansion of PIDMAP_ENTRIES
(possibly) to a more clear one.

Thanks,
- Ratnadeep Joshi

diff --git a/include/linux/pid_namespace.h
b/include/linux/pid_namespace.h
index 1689e28..06e3e99 100644
--- a/include/linux/pid_namespace.h
+++ b/include/linux/pid_namespace.h
@@ -12,7 +12,7 @@ struct pidmap {
        void *page;
 };
 
-#define PIDMAP_ENTRIES         ((PID_MAX_LIMIT + 8*PAGE_SIZE -
1)/PAGE_SIZE/8)
+#define PIDMAP_ENTRIES         ((PID_MAX_LIMIT - 1)/PAGE_SIZE/8 + 1)
 
 struct pid_namespace {
 	struct kref kref;



             reply	other threads:[~2008-01-14 10:50 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-14 10:50 Ratnadeep Joshi [this message]
2008-01-14 17:20 ` [PATCH] Re-organization of PIDMAP_ENTRIES macro expansion Randy Dunlap

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