From: Ralf Baechle DL5RB <ralf@linux-mips.org>
To: linux-hams <linux-hams@vger.kernel.org>
Subject: [PATCH 1/3] Eleminate HZ from AX.25 kernel interfaces
Date: Thu, 18 Aug 2005 19:12:23 +0100 [thread overview]
Message-ID: <20050818181223.GA24742@linux-mips.org> (raw)
Convert all AX.25 sysctl time values from jiffies to ms as units.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
include/net/ax25.h | 10 +++---
net/ax25/af_ax25.c | 73 +++++++++++++++++++++++++--------------------
net/ax25/ax25_ds_timer.c | 3 +
net/ax25/sysctl_net_ax25.c | 10 +++---
4 files changed, 53 insertions(+), 43 deletions(-)
Index: linux-cvs/include/net/ax25.h
===================================================================
--- linux-cvs.orig/include/net/ax25.h
+++ linux-cvs/include/net/ax25.h
@@ -138,14 +138,14 @@ enum {
#define AX25_DEF_CONMODE 2 /* Connected mode allowed */
#define AX25_DEF_WINDOW 2 /* Window=2 */
#define AX25_DEF_EWINDOW 32 /* Module-128 Window=32 */
-#define AX25_DEF_T1 (10 * HZ) /* T1=10s */
-#define AX25_DEF_T2 (3 * HZ) /* T2=3s */
-#define AX25_DEF_T3 (300 * HZ) /* T3=300s */
+#define AX25_DEF_T1 10000 /* T1=10s */
+#define AX25_DEF_T2 3000 /* T2=3s */
+#define AX25_DEF_T3 300000 /* T3=300s */
#define AX25_DEF_N2 10 /* N2=10 */
-#define AX25_DEF_IDLE (0 * 60 * HZ) /* Idle=None */
+#define AX25_DEF_IDLE 0 /* Idle=None */
#define AX25_DEF_PACLEN 256 /* Paclen=256 */
#define AX25_DEF_PROTOCOL AX25_PROTO_STD_SIMPLEX /* Standard AX.25 */
-#define AX25_DEF_DS_TIMEOUT (3 * 60 * HZ) /* DAMA timeout 3 minutes */
+#define AX25_DEF_DS_TIMEOUT 180000 /* DAMA timeout 3 minutes */
typedef struct ax25_uid_assoc {
struct ax25_uid_assoc *next;
Index: linux-cvs/net/ax25/af_ax25.c
===================================================================
--- linux-cvs.orig/net/ax25/af_ax25.c
+++ linux-cvs/net/ax25/af_ax25.c
@@ -423,6 +423,26 @@ static int ax25_ctl_ioctl(const unsigned
return 0;
}
+static void ax25_fillin_cb_from_dev(ax25_cb *ax25, ax25_dev *ax25_dev)
+{
+ ax25->rtt = msecs_to_jiffies(ax25_dev->values[AX25_VALUES_T1]) / 2;
+ ax25->t1 = msecs_to_jiffies(ax25_dev->values[AX25_VALUES_T1]);
+ ax25->t2 = msecs_to_jiffies(ax25_dev->values[AX25_VALUES_T2]);
+ ax25->t3 = msecs_to_jiffies(ax25_dev->values[AX25_VALUES_T3]);
+ ax25->n2 = ax25_dev->values[AX25_VALUES_N2];
+ ax25->paclen = ax25_dev->values[AX25_VALUES_PACLEN];
+ ax25->idle = msecs_to_jiffies(ax25_dev->values[AX25_VALUES_IDLE]);
+ ax25->backoff = ax25_dev->values[AX25_VALUES_BACKOFF];
+
+ if (ax25_dev->values[AX25_VALUES_AXDEFMODE]) {
+ ax25->modulus = AX25_EMODULUS;
+ ax25->window = ax25_dev->values[AX25_VALUES_EWINDOW];
+ } else {
+ ax25->modulus = AX25_MODULUS;
+ ax25->window = ax25_dev->values[AX25_VALUES_WINDOW];
+ }
+}
+
/*
* Fill in a created AX.25 created control block with the default
* values for a particular device.
@@ -432,39 +452,28 @@ void ax25_fillin_cb(ax25_cb *ax25, ax25_
ax25->ax25_dev = ax25_dev;
if (ax25->ax25_dev != NULL) {
- ax25->rtt = ax25_dev->values[AX25_VALUES_T1] / 2;
- ax25->t1 = ax25_dev->values[AX25_VALUES_T1];
- ax25->t2 = ax25_dev->values[AX25_VALUES_T2];
- ax25->t3 = ax25_dev->values[AX25_VALUES_T3];
- ax25->n2 = ax25_dev->values[AX25_VALUES_N2];
- ax25->paclen = ax25_dev->values[AX25_VALUES_PACLEN];
- ax25->idle = ax25_dev->values[AX25_VALUES_IDLE];
- ax25->backoff = ax25_dev->values[AX25_VALUES_BACKOFF];
-
- if (ax25_dev->values[AX25_VALUES_AXDEFMODE]) {
- ax25->modulus = AX25_EMODULUS;
- ax25->window = ax25_dev->values[AX25_VALUES_EWINDOW];
- } else {
- ax25->modulus = AX25_MODULUS;
- ax25->window = ax25_dev->values[AX25_VALUES_WINDOW];
- }
+ ax25_fillin_cb_from_dev(ax25, ax25_dev);
+ return;
+ }
+
+ /*
+ * No device, use kernel / AX.25 spec default values
+ */
+ ax25->rtt = msecs_to_jiffies(AX25_DEF_T1) / 2;
+ ax25->t1 = msecs_to_jiffies(AX25_DEF_T1);
+ ax25->t2 = msecs_to_jiffies(AX25_DEF_T2);
+ ax25->t3 = msecs_to_jiffies(AX25_DEF_T3);
+ ax25->n2 = AX25_DEF_N2;
+ ax25->paclen = AX25_DEF_PACLEN;
+ ax25->idle = msecs_to_jiffies(AX25_DEF_IDLE);
+ ax25->backoff = AX25_DEF_BACKOFF;
+
+ if (AX25_DEF_AXDEFMODE) {
+ ax25->modulus = AX25_EMODULUS;
+ ax25->window = AX25_DEF_EWINDOW;
} else {
- ax25->rtt = AX25_DEF_T1 / 2;
- ax25->t1 = AX25_DEF_T1;
- ax25->t2 = AX25_DEF_T2;
- ax25->t3 = AX25_DEF_T3;
- ax25->n2 = AX25_DEF_N2;
- ax25->paclen = AX25_DEF_PACLEN;
- ax25->idle = AX25_DEF_IDLE;
- ax25->backoff = AX25_DEF_BACKOFF;
-
- if (AX25_DEF_AXDEFMODE) {
- ax25->modulus = AX25_EMODULUS;
- ax25->window = AX25_DEF_EWINDOW;
- } else {
- ax25->modulus = AX25_MODULUS;
- ax25->window = AX25_DEF_WINDOW;
- }
+ ax25->modulus = AX25_MODULUS;
+ ax25->window = AX25_DEF_WINDOW;
}
}
Index: linux-cvs/net/ax25/ax25_ds_timer.c
===================================================================
--- linux-cvs.orig/net/ax25/ax25_ds_timer.c
+++ linux-cvs/net/ax25/ax25_ds_timer.c
@@ -61,7 +61,8 @@ void ax25_ds_set_timer(ax25_dev *ax25_de
return;
del_timer(&ax25_dev->dama.slave_timer);
- ax25_dev->dama.slave_timeout = ax25_dev->values[AX25_VALUES_DS_TIMEOUT] / 10;
+ ax25_dev->dama.slave_timeout =
+ msecs_to_jiffies(ax25_dev->values[AX25_VALUES_DS_TIMEOUT]) / 10;
ax25_ds_add_timer(ax25_dev);
}
Index: linux-cvs/net/ax25/sysctl_net_ax25.c
===================================================================
--- linux-cvs.orig/net/ax25/sysctl_net_ax25.c
+++ linux-cvs/net/ax25/sysctl_net_ax25.c
@@ -18,14 +18,14 @@ static int min_backoff[1], max_backoff[
static int min_conmode[1], max_conmode[] = {2};
static int min_window[] = {1}, max_window[] = {7};
static int min_ewindow[] = {1}, max_ewindow[] = {63};
-static int min_t1[] = {1}, max_t1[] = {30 * HZ};
-static int min_t2[] = {1}, max_t2[] = {20 * HZ};
-static int min_t3[1], max_t3[] = {3600 * HZ};
-static int min_idle[1], max_idle[] = {65535 * HZ};
+static int min_t1[] = {1}, max_t1[] = {30000};
+static int min_t2[] = {1}, max_t2[] = {20000};
+static int min_t3[1], max_t3[] = {3600000};
+static int min_idle[1], max_idle[] = {65535000};
static int min_n2[] = {1}, max_n2[] = {31};
static int min_paclen[] = {1}, max_paclen[] = {512};
static int min_proto[1], max_proto[] = {3};
-static int min_ds_timeout[1], max_ds_timeout[] = {65535 * HZ};
+static int min_ds_timeout[1], max_ds_timeout[] = {65535000};
static struct ctl_table_header *ax25_table_header;
next reply other threads:[~2005-08-18 18:12 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-08-18 18:12 Ralf Baechle DL5RB [this message]
-- strict thread matches above, loose matches on Subject: below --
2006-04-29 14:12 [PATCH 1/3] Eleminate HZ from AX.25 kernel interfaces Ralf Baechle DL5RB
2006-05-04 6:27 ` David S. Miller
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