From 055a7da0bb7b14f2f5009bf1c486a6e965e1e7ac Mon Sep 17 00:00:00 2001 From: Stefan Richter Date: Mon, 19 May 2008 22:07:28 +0200 Subject: ieee1394: video1394: reorder module init, prepare BKL removal This prepares video1394 for removal of the BKL (big kernel lock): It allows video1394_open() to be called while video1394_init_module() is still in progress. Signed-off-by: Stefan Richter --- drivers/ieee1394/highlevel.h | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) (limited to 'drivers/ieee1394/highlevel.h') diff --git a/drivers/ieee1394/highlevel.h b/drivers/ieee1394/highlevel.h index eb9fe321e09..bc5d0854c17 100644 --- a/drivers/ieee1394/highlevel.h +++ b/drivers/ieee1394/highlevel.h @@ -2,7 +2,7 @@ #define IEEE1394_HIGHLEVEL_H #include -#include +#include #include struct module; @@ -103,6 +103,17 @@ int highlevel_lock64(struct hpsb_host *host, int nodeid, octlet_t *store, void highlevel_fcp_request(struct hpsb_host *host, int nodeid, int direction, void *data, size_t length); +/** + * hpsb_init_highlevel - initialize a struct hpsb_highlevel + * + * This is only necessary if hpsb_get_hostinfo_bykey can be called + * before hpsb_register_highlevel. + */ +static inline void hpsb_init_highlevel(struct hpsb_highlevel *hl) +{ + rwlock_init(&hl->host_info_lock); + INIT_LIST_HEAD(&hl->host_info_list); +} void hpsb_register_highlevel(struct hpsb_highlevel *hl); void hpsb_unregister_highlevel(struct hpsb_highlevel *hl); -- cgit v1.2.3