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Merge branch 'core-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip 

Pull core fixes from Thomas Gleixner:
 "A couple of fixlets for the core:

   - Kernel doc function documentation fixes

   - Missing prototypes for weak watchdog functions"

* 'core-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  resource/docs: Complete kernel-doc style function documentation
  watchdog/core: Add missing prototypes for weak functions
  resource/docs: Fix new kernel-doc warnings
hifive-unleashed-5.1
Linus Torvalds 2018-11-11 16:14:05 -06:00
parent e255aee5b6 f26621e60b
commit 0b002cdd50
2 changed files with 16 additions and 5 deletions
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2
include/linux/nmi.h
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@ -119,6 +119,8 @@ static inline int hardlockup_detector_perf_init(void) { return 0; }
void watchdog_nmi_stop(void);
void watchdog_nmi_start(void);
int watchdog_nmi_probe(void);
int watchdog_nmi_enable(unsigned int cpu);
void watchdog_nmi_disable(unsigned int cpu);
/**
* touch_nmi_watchdog - restart NMI watchdog timeout.

19
kernel/resource.c
View File

@ -319,16 +319,23 @@ int release_resource(struct resource *old)
EXPORT_SYMBOL(release_resource);
/**
* Finds the lowest iomem resource that covers part of [start..end]. The
* caller must specify start, end, flags, and desc (which may be
* Finds the lowest iomem resource that covers part of [@start..@end]. The
* caller must specify @start, @end, @flags, and @desc (which may be
* IORES_DESC_NONE).
*
* If a resource is found, returns 0 and *res is overwritten with the part
* of the resource that's within [start..end]; if none is found, returns
* -1.
* If a resource is found, returns 0 and @*res is overwritten with the part
* of the resource that's within [@start..@end]; if none is found, returns
* -1 or -EINVAL for other invalid parameters.
*
* This function walks the whole tree and not just first level children
* unless @first_lvl is true.
*
* @start: start address of the resource searched for
* @end: end address of same resource
* @flags: flags which the resource must have
* @desc: descriptor the resource must have
* @first_lvl: walk only the first level children, if set
* @res: return ptr, if resource found
*/
static int find_next_iomem_res(resource_size_t start, resource_size_t end,
unsigned long flags, unsigned long desc,
@ -399,6 +406,8 @@ static int __walk_iomem_res_desc(resource_size_t start, resource_size_t end,
* @flags: I/O resource flags
* @start: start addr
* @end: end addr
* @arg: function argument for the callback @func
* @func: callback function that is called for each qualifying resource area
*
* NOTE: For a new descriptor search, define a new IORES_DESC in
* <linux/ioport.h> and set it in 'desc' of a target resource entry.