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authorTejun Heo <tj@kernel.org>2015-02-13 14:37:53 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2015-02-13 21:21:38 -0800
commit125918dbd836d19b5dccc2690388b29e575f91a4 (patch)
treec8f4912388e074a6c37ec64fb74205a584b61acc /drivers/uwb
parentc7badc90178b89c49e3852a002024d26cef5f070 (diff)
usb: use %*pb[l] to print bitmaps including cpumasks and nodemasks
printk and friends can now format bitmaps using '%*pb[l]'. cpumask and nodemask also provide cpumask_pr_args() and nodemask_pr_args() respectively which can be used to generate the two printf arguments necessary to format the specified cpu/nodemask. * drivers/uwb/drp.c::uwb_drp_handle_alien_drp() was formatting mas.bm into a buffer but never used it. Removed. Signed-off-by: Tejun Heo <tj@kernel.org> Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/uwb')
-rw-r--r--drivers/uwb/drp.c2
-rw-r--r--drivers/uwb/uwb-debug.c16
2 files changed, 5 insertions, 13 deletions
diff --git a/drivers/uwb/drp.c b/drivers/uwb/drp.c
index 05b7bd762254..8fc1b787dced 100644
--- a/drivers/uwb/drp.c
+++ b/drivers/uwb/drp.c
@@ -619,11 +619,9 @@ static void uwb_drp_handle_alien_drp(struct uwb_rc *rc, struct uwb_ie_drp *drp_i
struct device *dev = &rc->uwb_dev.dev;
struct uwb_mas_bm mas;
struct uwb_cnflt_alien *cnflt;
- char buf[72];
unsigned long delay_us = UWB_MAS_LENGTH_US * UWB_MAS_PER_ZONE;
uwb_drp_ie_to_bm(&mas, drp_ie);
- bitmap_scnprintf(buf, sizeof(buf), mas.bm, UWB_NUM_MAS);
list_for_each_entry(cnflt, &rc->cnflt_alien_list, rc_node) {
if (bitmap_equal(cnflt->mas.bm, mas.bm, UWB_NUM_MAS)) {
diff --git a/drivers/uwb/uwb-debug.c b/drivers/uwb/uwb-debug.c
index 6ec45beb7af5..0b1e5a9449b5 100644
--- a/drivers/uwb/uwb-debug.c
+++ b/drivers/uwb/uwb-debug.c
@@ -217,7 +217,6 @@ static int reservations_print(struct seq_file *s, void *p)
struct uwb_dev_addr devaddr;
char owner[UWB_ADDR_STRSIZE], target[UWB_ADDR_STRSIZE];
bool is_owner;
- char buf[72];
uwb_dev_addr_print(owner, sizeof(owner), &rsv->owner->dev_addr);
if (rsv->target.type == UWB_RSV_TARGET_DEV) {
@@ -234,8 +233,7 @@ static int reservations_print(struct seq_file *s, void *p)
owner, target, uwb_rsv_state_str(rsv->state));
seq_printf(s, " stream: %d type: %s\n",
rsv->stream, uwb_rsv_type_str(rsv->type));
- bitmap_scnprintf(buf, sizeof(buf), rsv->mas.bm, UWB_NUM_MAS);
- seq_printf(s, " %s\n", buf);
+ seq_printf(s, " %*pb\n", UWB_NUM_MAS, rsv->mas.bm);
}
mutex_unlock(&rc->rsvs_mutex);
@@ -259,14 +257,10 @@ static const struct file_operations reservations_fops = {
static int drp_avail_print(struct seq_file *s, void *p)
{
struct uwb_rc *rc = s->private;
- char buf[72];
-
- bitmap_scnprintf(buf, sizeof(buf), rc->drp_avail.global, UWB_NUM_MAS);
- seq_printf(s, "global: %s\n", buf);
- bitmap_scnprintf(buf, sizeof(buf), rc->drp_avail.local, UWB_NUM_MAS);
- seq_printf(s, "local: %s\n", buf);
- bitmap_scnprintf(buf, sizeof(buf), rc->drp_avail.pending, UWB_NUM_MAS);
- seq_printf(s, "pending: %s\n", buf);
+
+ seq_printf(s, "global: %*pb\n", UWB_NUM_MAS, rc->drp_avail.global);
+ seq_printf(s, "local: %*pb\n", UWB_NUM_MAS, rc->drp_avail.local);
+ seq_printf(s, "pending: %*pb\n", UWB_NUM_MAS, rc->drp_avail.pending);
return 0;
}