Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=78c686e9faff05f1194e892d5b1273ce24021ff6
Commit: 78c686e9faff05f1194e892d5b1273ce24021ff6
Parent: f4d900a2cae94256f56be7769734100c7054bf00
Author: Pavel Emelyanov <[EMAIL PROTECTED]>
AuthorDate: Wed Dec 5 21:13:48 2007 -0800
Committer: David S. Miller <[EMAIL PROTECTED]>
CommitDate: Mon Jan 28 14:56:35 2008 -0800
[IPV4] ROUTE: Collect proc-related functions together
The net/ipv4/route.c file declares some entries for proc
to dump some routing info. The reading functions are
scattered over this file - collect them together.
Besides, remove a useless IP_RT_ACCT_CPU macro.
Signed-off-by: Pavel Emelyanov <[EMAIL PROTECTED]>
Signed-off-by: David S. Miller <[EMAIL PROTECTED]>
---
net/ipv4/route.c | 81 ++++++++++++++++++++++++++----------------------------
1 files changed, 39 insertions(+), 42 deletions(-)
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index fcae074..9736f68 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -481,6 +481,45 @@ static const struct file_operations rt_cpu_seq_fops = {
.release = seq_release,
};
+#ifdef CONFIG_NET_CLS_ROUTE
+static int ip_rt_acct_read(char *buffer, char **start, off_t offset,
+ int length, int *eof, void *data)
+{
+ unsigned int i;
+
+ if ((offset & 3) || (length & 3))
+ return -EIO;
+
+ if (offset >= sizeof(struct ip_rt_acct) * 256) {
+ *eof = 1;
+ return 0;
+ }
+
+ if (offset + length >= sizeof(struct ip_rt_acct) * 256) {
+ length = sizeof(struct ip_rt_acct) * 256 - offset;
+ *eof = 1;
+ }
+
+ offset /= sizeof(u32);
+
+ if (length > 0) {
+ u32 *dst = (u32 *) buffer;
+
+ *start = buffer;
+ memset(dst, 0, length);
+
+ for_each_possible_cpu(i) {
+ unsigned int j;
+ u32 *src;
+
+ src = ((u32 *) per_cpu_ptr(ip_rt_acct, i)) + offset;
+ for (j = 0; j < length/4; j++)
+ dst[j] += src[j];
+ }
+ }
+ return length;
+}
+#endif
#endif /* CONFIG_PROC_FS */
static __inline__ void rt_free(struct rtable *rt)
@@ -2898,48 +2937,6 @@ ctl_table ipv4_route_table[] = {
#ifdef CONFIG_NET_CLS_ROUTE
struct ip_rt_acct *ip_rt_acct __read_mostly;
-
-/* IP route accounting ptr for this logical cpu number. */
-#define IP_RT_ACCT_CPU(cpu) (per_cpu_ptr(ip_rt_acct, cpu))
-
-#ifdef CONFIG_PROC_FS
-static int ip_rt_acct_read(char *buffer, char **start, off_t offset,
- int length, int *eof, void *data)
-{
- unsigned int i;
-
- if ((offset & 3) || (length & 3))
- return -EIO;
-
- if (offset >= sizeof(struct ip_rt_acct) * 256) {
- *eof = 1;
- return 0;
- }
-
- if (offset + length >= sizeof(struct ip_rt_acct) * 256) {
- length = sizeof(struct ip_rt_acct) * 256 - offset;
- *eof = 1;
- }
-
- offset /= sizeof(u32);
-
- if (length > 0) {
- u32 *dst = (u32 *) buffer;
-
- *start = buffer;
- memset(dst, 0, length);
-
- for_each_possible_cpu(i) {
- unsigned int j;
- u32 *src = ((u32 *) IP_RT_ACCT_CPU(i)) + offset;
-
- for (j = 0; j < length/4; j++)
- dst[j] += src[j];
- }
- }
- return length;
-}
-#endif /* CONFIG_PROC_FS */
#endif /* CONFIG_NET_CLS_ROUTE */
static __initdata unsigned long rhash_entries;
-
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