svn commit: r331414 - head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys

[Alexander Motin]

Author: mav
Date: Fri Mar 23 02:50:38 2018
New Revision: 331414
URL: https://svnweb.freebsd.org/changeset/base/331414

Log:
  Reduce struct aggsum_bucket padding to fit into one cache line.
  
  Reported by:	mjg

Modified:
  head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/aggsum.h

Modified: head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/aggsum.h
==============================================================================
--- head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/aggsum.h	Fri Mar 23 02:45:09 2018	(r331413)
+++ head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/aggsum.h	Fri Mar 23 02:50:38 2018	(r331414)
@@ -29,7 +29,7 @@ typedef struct aggsum_bucket {
 	kmutex_t asc_lock;
 	int64_t asc_delta;
 	uint64_t asc_borrowed;
-	uint64_t asc_pad[4]; /* pad out to cache line (64 bytes) */
+	uint64_t asc_pad[2]; /* pad out to cache line (64 bytes) */
 } aggsum_bucket_t __aligned(CACHE_LINE_SIZE);
 
 /*