On Fri, Aug 29, 2008 at 07:19:48PM +1000, Stephen Rothwell wrote:
> Hi Paul,
>
> Commit cd95851785bcfe95fdf73689e8ecb5a1c5959231 ("rcu: fix classic RCU
> locking cleanup lockdep problem") from the sched tree used a long
> (instead of unsigned long) for the flags argument to
> spin_lock_irqsave/restore producing these warnings:
>
> kernel/rcuclassic.c: In function 'rcu_init_percpu_data':
> kernel/rcuclassic.c:719: warning: comparison of distinct pointer types lacks a cast
> kernel/rcuclassic.c:727: warning: comparison of distinct pointer types lacks a cast
Hello, Steve,
Commit 0cd418ddb1ee88df7d16d5df06cb2da68eceb9e4 from linux-2.6-tip in the
tip/core/rcu section addresses this problem. Please accept my apologies
for the hassle!!!
Thanx, Paul
commit 0cd418ddb1ee88df7d16d5df06cb2da68eceb9e4
Author: Hiroshi Shimamoto <h-shimamoto@xxxxxxxxxxxxx>
Date: Mon Aug 18 14:39:21 2008 -0700
rcuclassic: fix compiler warning
CC kernel/rcuclassic.o
kernel/rcuclassic.c: In function 'rcu_init_percpu_data':
kernel/rcuclassic.c:705: warning: comparison of distinct pointer
types lacks
kernel/rcuclassic.c:713: warning: comparison of distinct pointer
types lacks
flags should be unsigned long.
Signed-off-by: Hiroshi Shimamoto <h-shimamoto@xxxxxxxxxxxxx>
Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
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