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scst/include/backport.h: Backport the MIN_NICE definition

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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@8979 d57e44dd-8a1f-0410-8b47-8ef2f437770f
This commit is contained in:
Bart Van Assche
2020-05-23 23:48:56 +00:00
parent 67fad5fb7b
commit 6077ad2b7b
1 changed files with 11 additions and 0 deletions
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scst/include/backport.h
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@@ -1401,6 +1401,17 @@ static inline void sg_unmark_end(struct scatterlist *sg)
#define set_cpus_allowed_ptr(p, new_mask) set_cpus_allowed((p), *(new_mask))
#endif
/* <linux/sched/prio.h> */
/*
* See also commit 3ee237dddcd8 ("sched/prio: Add 3 macros of MAX_NICE,
* MIN_NICE and NICE_WIDTH in prio.h") # v3.15.
*/
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 15, 0) && \
(!defined(RHEL_MAJOR) || RHEL_MAJOR -0 < 7)
#define MIN_NICE -20
#endif
/* <linux/slab.h> */
#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 22)