diff options
Diffstat (limited to 'include/linux/ioport.h')
| -rw-r--r-- | include/linux/ioport.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/ioport.h b/include/linux/ioport.h index e885ba23de70..589e0e75efae 100644 --- a/include/linux/ioport.h +++ b/include/linux/ioport.h @@ -223,5 +223,12 @@ extern int walk_system_ram_range(unsigned long start_pfn, unsigned long nr_pages, void *arg, int (*func)(unsigned long, unsigned long, void *)); +/* True if any part of r1 overlaps r2 */ +static inline bool resource_overlaps(struct resource *r1, struct resource *r2) +{ + return (r1->start <= r2->end && r1->end >= r2->start); +} + + #endif /* __ASSEMBLY__ */ #endif /* _LINUX_IOPORT_H */ |
