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[PATCH] ieee1394: nodemgr: do not peek into struct semaphore

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Also revert patch "frv: ieee1394 is borken on frv", as it no longer is.

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Cc: David Howells <dhowells@redhat.com>
Cc: Jody McIntyre <scjody@modernduck.com>
Cc: Ben Collins <bcollins@ubuntu.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Stefan Richter 2006-06-25 05:46:44 -07:00 committed by Linus Torvalds
parent fb1bb34d45
commit 09a9a45dc6
2 changed files with 5 additions and 2 deletions
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2
drivers/ieee1394/Kconfig
View File

@ -4,7 +4,7 @@ menu "IEEE 1394 (FireWire) support"
config IEEE1394 config IEEE1394
tristate "IEEE 1394 (FireWire) support" tristate "IEEE 1394 (FireWire) support"
depends on (PCI || BROKEN) && (BROKEN || !FRV) depends on PCI || BROKEN
select NET select NET
help help
IEEE 1394 describes a high performance serial bus, which is also IEEE 1394 describes a high performance serial bus, which is also

5
drivers/ieee1394/nodemgr.c
View File

@ -8,6 +8,7 @@
* directory of the kernel sources for details. * directory of the kernel sources for details.
*/ */
#include <linux/bitmap.h>
#include <linux/kernel.h> #include <linux/kernel.h>
#include <linux/config.h> #include <linux/config.h>
#include <linux/list.h> #include <linux/list.h>
@ -334,10 +335,12 @@ static ssize_t fw_show_ne_bus_options(struct device *dev, struct device_attribut
static DEVICE_ATTR(bus_options,S_IRUGO,fw_show_ne_bus_options,NULL); static DEVICE_ATTR(bus_options,S_IRUGO,fw_show_ne_bus_options,NULL);
/* tlabels_free, tlabels_allocations, tlabels_mask are read non-atomically
* here, therefore displayed values may be occasionally wrong. */
static ssize_t fw_show_ne_tlabels_free(struct device *dev, struct device_attribute *attr, char *buf) static ssize_t fw_show_ne_tlabels_free(struct device *dev, struct device_attribute *attr, char *buf)
{ {
struct node_entry *ne = container_of(dev, struct node_entry, device); struct node_entry *ne = container_of(dev, struct node_entry, device);
return sprintf(buf, "%d\n", atomic_read(&ne->tpool->count.count) + 1); return sprintf(buf, "%d\n", 64 - bitmap_weight(ne->tpool->pool, 64));
} }
static DEVICE_ATTR(tlabels_free,S_IRUGO,fw_show_ne_tlabels_free,NULL); static DEVICE_ATTR(tlabels_free,S_IRUGO,fw_show_ne_tlabels_free,NULL);