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fs: aio ioprio add explicit block layer dependence 

Previously, the ioprio_check_cap function was only defined when CONFIG_BLOCK
was set. Make this relationship explicit and add a stub for !CONFIG_BLOCK.

Signed-off-by: Adam Manzanares <adam.manzanares@wdc.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Adam Manzanares 2018-06-04 10:59:56 -07:00 committed by Al Viro
parent 087e566916
commit b0966e7b89
1 changed files with 7 additions and 0 deletions
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7
include/linux/ioprio.h
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@ -77,6 +77,13 @@ extern int ioprio_best(unsigned short aprio, unsigned short bprio);
extern int set_task_ioprio(struct task_struct *task, int ioprio);
#ifdef CONFIG_BLOCK
extern int ioprio_check_cap(int ioprio);
#else
static inline int ioprio_check_cap(int ioprio)
{
return -ENOTBLK;
}
#endif /* CONFIG_BLOCK */
#endif