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spa: ZIO_TASKQ_ISSUE: Use symbolic priority

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This allows to change the meaning of priority differences in FreeBSD
without requiring code changes in ZFS.

This upstreams commit fd141584cf89d7d2 from FreeBSD src.

Sponsored-by: The FreeBSD Foundation
Reviewed-by: Alexander Motin <mav@FreeBSD.org>
Signed-off-by: Olivier Certner <olce@FreeBSD.org>
Closes #17489
This commit is contained in:
Olivier Certner
2025-06-30 16:24:23 +02:00
committed by GitHub
parent 69ee01aa4b
commit dee62e074a
4 changed files with 12 additions and 21 deletions
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include/sys/zfs_context.h
+3 -1
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@@ -623,8 +623,10 @@ extern void delay(clock_t ticks);
* Process priorities as defined by setpriority(2) and getpriority(2).
*/
#define minclsyspri 19
#define maxclsyspri -20
#define defclsyspri 0
/* Write issue taskq priority. */
#define wtqclsyspri -19
#define maxclsyspri -20
#define CPU_SEQID ((uintptr_t)pthread_self() & (max_ncpus - 1))
#define CPU_SEQID_UNSTABLE CPU_SEQID