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| author | KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> | 2006-04-10 22:52:50 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-04-11 06:18:31 -0700 |
| commit | 6f912042256c12b0927438122594f5379b364f5d (patch) | |
| tree | c11949814057b356d5896e7f025ec15132dbff78 /net/sctp/proc.c | |
| parent | dd7ba3b8b15f9c65366986d723ae83254d8d78b7 (diff) | |
| download | lwn-6f912042256c12b0927438122594f5379b364f5d.tar.gz lwn-6f912042256c12b0927438122594f5379b364f5d.zip | |
[PATCH] for_each_possible_cpu: network codes
for_each_cpu() actually iterates across all possible CPUs. We've had mistakes
in the past where people were using for_each_cpu() where they should have been
iterating across only online or present CPUs. This is inefficient and
possibly buggy.
We're renaming for_each_cpu() to for_each_possible_cpu() to avoid this in the
future.
This patch replaces for_each_cpu with for_each_possible_cpu under /net
Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Acked-by: "David S. Miller" <davem@davemloft.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'net/sctp/proc.c')
| -rw-r--r-- | net/sctp/proc.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/sctp/proc.c b/net/sctp/proc.c index d47a52c303a8..5b3b0e0ae7e5 100644 --- a/net/sctp/proc.c +++ b/net/sctp/proc.c @@ -69,7 +69,7 @@ fold_field(void *mib[], int nr) unsigned long res = 0; int i; - for_each_cpu(i) { + for_each_possible_cpu(i) { res += *((unsigned long *) (((void *) per_cpu_ptr(mib[0], i)) + sizeof (unsigned long) * nr)); |