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cnss: Expose dump stack functionality 

Add changes to expose dump stack functionality which can be used
by driver to dump stack information when it requires.

CRs-Fixed: 979886
Change-Id: Ib929ad0a510b996ac54d17afd2957ea487c62851
Signed-off-by: Abhishek Singh <absingh@codeaurora.org>
Signed-off-by: Srinivas Girigowda <sgirigow@codeaurora.org>
This commit is contained in:
Srinivas Girigowda 2016-02-22 11:32:12 +05:30 committed by syphyr
parent 9517972d5c
commit 313f6c17a9
2 changed files with 11 additions and 1 deletions
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11
drivers/net/wireless/cnss/cnss_common.c
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@ -1,4 +1,4 @@
/* Copyright (c) 2015, The Linux Foundation. All rights reserved.
/* Copyright (c) 2015-2016, The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
@ -104,3 +104,12 @@ int cnss_set_cpus_allowed_ptr(struct task_struct *task, ulong cpu)
}
EXPORT_SYMBOL(cnss_set_cpus_allowed_ptr);
/* wlan prop driver cannot invoke show_stack
* function directly, so to invoke this function it
* call wcnss_dump_stack function
*/
void cnss_dump_stack(struct task_struct *task)
{
show_stack(task, NULL);
}
EXPORT_SYMBOL(cnss_dump_stack);

1
include/net/cnss.h
View File

@ -221,4 +221,5 @@ extern int cnss_wlan_register_oob_irq_handler(oob_irq_handler_t handler,
void *pm_oob);
extern int cnss_wlan_unregister_oob_irq_handler(void *pm_oob);
#endif
extern void cnss_dump_stack(struct task_struct *task);
#endif /* _NET_CNSS_H_ */