From 6cfad3ca219d4e3835d559fe442a5d500233a462 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Mon, 16 Mar 2015 13:05:42 +0000 Subject: [PATCH] ltq-adsl: fix bugs in linux 3.18 compatiblity change Signed-off-by: Felix Fietkau SVN-Revision: 44844 --- .../ltq-adsl/patches/140-linux_3.18.patch | 41 +++++++++++++++---- 1 file changed, 34 insertions(+), 7 deletions(-) diff --git a/package/kernel/lantiq/ltq-adsl/patches/140-linux_3.18.patch b/package/kernel/lantiq/ltq-adsl/patches/140-linux_3.18.patch index a0a9acdb73..80f085492c 100644 --- a/package/kernel/lantiq/ltq-adsl/patches/140-linux_3.18.patch +++ b/package/kernel/lantiq/ltq-adsl/patches/140-linux_3.18.patch @@ -1,13 +1,40 @@ -Index: drv_dsl_cpe_api-3.24.4.4/src/include/drv_dsl_cpe_os_linux.h -=================================================================== ---- drv_dsl_cpe_api-3.24.4.4.orig/src/include/drv_dsl_cpe_os_linux.h 2015-02-08 09:59:02.424259834 +0100 -+++ drv_dsl_cpe_api-3.24.4.4/src/include/drv_dsl_cpe_os_linux.h 2015-02-08 10:02:19.580740173 +0100 -@@ -218,7 +218,7 @@ +--- a/src/include/drv_dsl_cpe_os_linux.h ++++ b/src/include/drv_dsl_cpe_os_linux.h +@@ -214,12 +214,35 @@ static inline int dsl_mutex_lock(struct + #define DSL_DRV_MUTEX_LOCK(id) down_interruptible(&(id)) + #define DSL_DRV_MUTEX_UNLOCK(id) up(&(id)) + #endif ++ ++static inline long ++ugly_hack_sleep_on_timeout(wait_queue_head_t *q, long timeout) ++{ ++ unsigned long flags; ++ wait_queue_t wait; ++ ++ init_waitqueue_entry(&wait, current); ++ ++ __set_current_state(TASK_INTERRUPTIBLE); ++ spin_lock_irqsave(&q->lock, flags); ++ __add_wait_queue(q, &wait); ++ spin_unlock(&q->lock); ++ ++ timeout = schedule_timeout(timeout); ++ ++ spin_lock_irq(&q->lock); ++ __remove_wait_queue(q, &wait); ++ spin_unlock_irqrestore(&q->lock, flags); ++ ++ return timeout; ++} ++ + #define DSL_DRV_INIT_WAKELIST(name,queue) init_waitqueue_head(&(queue)) #define DSL_DRV_WAKEUP_WAKELIST(queue) wake_up_interruptible(&(queue)) #define DSL_DRV_INIT_EVENT(name,ev) init_waitqueue_head(&(ev)) /* wait for an event, timeout is measured in ms */ -#define DSL_DRV_WAIT_EVENT_TIMEOUT(ev,t) interruptible_sleep_on_timeout(&(ev), (t) * HZ / 1000) -+#define DSL_DRV_WAIT_EVENT_TIMEOUT(ev,t) wait_event_interruptible_timeout((ev), 0 == 1, (t) * HZ / 1000) - #define DSL_DRV_WAIT_EVENT(ev) interruptible_sleep_on(&(ev)) +-#define DSL_DRV_WAIT_EVENT(ev) interruptible_sleep_on(&(ev)) ++#define DSL_DRV_WAIT_EVENT_TIMEOUT(ev,t) ugly_hack_sleep_on_timeout(&(ev), (t) * HZ / 1000) ++#define DSL_DRV_WAIT_EVENT(ev) ugly_hack_sleep_on_timeout(&(ev), MAX_SCHEDULE_TIMEOUT) #define DSL_DRV_WAKEUP_EVENT(ev) wake_up_interruptible(&(ev)) #define DSL_DRV_TimeMSecGet() DSL_DRV_ElapsedTimeMSecGet(0) + #define DSL_WAIT(ms) msleep(ms) -- 2.35.1