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authorH. Peter Anvin <hpa@zytor.com>2010-04-29 16:53:17 -0700
committerH. Peter Anvin <hpa@zytor.com>2010-04-29 16:53:17 -0700
commitd9c5841e22231e4e49fd0a1004164e6fce59b7a6 (patch)
treee1f589c46b3ff79bbe7b1b2469f6362f94576da6 /net/irda/irlan/irlan_common.c
parentx86: Fix LOCK_PREFIX_HERE for uniprocessor build (diff)
parentx86-64: Reduce SMP locks table size (diff)
downloadlinux-dev-d9c5841e22231e4e49fd0a1004164e6fce59b7a6.tar.xz
linux-dev-d9c5841e22231e4e49fd0a1004164e6fce59b7a6.zip
Merge branch 'x86/asm' into x86/atomic
Merge reason: Conflict between LOCK_PREFIX_HERE and relative alternatives pointers Resolved Conflicts: arch/x86/include/asm/alternative.h arch/x86/kernel/alternative.c Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'net/irda/irlan/irlan_common.c')
-rw-r--r--net/irda/irlan/irlan_common.c29
1 files changed, 5 insertions, 24 deletions
diff --git a/net/irda/irlan/irlan_common.c b/net/irda/irlan/irlan_common.c
index 315ead3cb926..a788f9e9427d 100644
--- a/net/irda/irlan/irlan_common.c
+++ b/net/irda/irlan/irlan_common.c
@@ -27,6 +27,7 @@
#include <linux/kernel.h>
#include <linux/string.h>
+#include <linux/gfp.h>
#include <linux/init.h>
#include <linux/errno.h>
#include <linux/proc_fs.h>
@@ -1128,34 +1129,14 @@ int irlan_extract_param(__u8 *buf, char *name, char *value, __u16 *len)
*/
static void *irlan_seq_start(struct seq_file *seq, loff_t *pos)
{
- int i = 1;
- struct irlan_cb *self;
-
rcu_read_lock();
- if (*pos == 0)
- return SEQ_START_TOKEN;
-
- list_for_each_entry(self, &irlans, dev_list) {
- if (*pos == i)
- return self;
- ++i;
- }
- return NULL;
+ return seq_list_start_head(&irlans, *pos);
}
/* Return entry after v, and increment pos */
static void *irlan_seq_next(struct seq_file *seq, void *v, loff_t *pos)
{
- struct list_head *nxt;
-
- ++*pos;
- if (v == SEQ_START_TOKEN)
- nxt = irlans.next;
- else
- nxt = ((struct irlan_cb *)v)->dev_list.next;
-
- return (nxt == &irlans) ? NULL
- : list_entry(nxt, struct irlan_cb, dev_list);
+ return seq_list_next(v, &irlans, pos);
}
/* End of reading /proc file */
@@ -1170,10 +1151,10 @@ static void irlan_seq_stop(struct seq_file *seq, void *v)
*/
static int irlan_seq_show(struct seq_file *seq, void *v)
{
- if (v == SEQ_START_TOKEN)
+ if (v == &irlans)
seq_puts(seq, "IrLAN instances:\n");
else {
- struct irlan_cb *self = v;
+ struct irlan_cb *self = list_entry(v, struct irlan_cb, dev_list);
IRDA_ASSERT(self != NULL, return -1;);
IRDA_ASSERT(self->magic == IRLAN_MAGIC, return -1;);