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Illumos 5045 - use atomic_{inc,dec}_* instead of atomic_add_*

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5045 use atomic_{inc,dec}_* instead of atomic_add_*
Reviewed by: Matthew Ahrens <mahrens@delphix.com>
Reviewed by: Garrett D'Amore <garrett@damore.org>
Approved by: Robert Mustacchi <rm@joyent.com>

References:
  https://www.illumos.org/issues/5045
  https://github.com/illumos/illumos-gate/commit/1a5e258

Porting notes:
- All changes to non-ZFS files dropped.
- Changes to zfs_vfsops.c dropped because they were Illumos specific.

Ported-by: Brian Behlendorf <behlendorf1@llnl.gov>
Closes #4220
This commit is contained in:
Josef 'Jeff' Sipek
2016-01-13 16:37:41 -08:00
committed by Brian Behlendorf
parent e3e670d006
commit bc89ac8479
7 changed files with 70 additions and 73 deletions
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module/zfs/vdev_cache.c
+1 -1
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@@ -102,7 +102,7 @@ static vdc_stats_t vdc_stats = {
{ "misses", KSTAT_DATA_UINT64 }
};
#define VDCSTAT_BUMP(stat) atomic_add_64(&vdc_stats.stat.value.ui64, 1);
#define VDCSTAT_BUMP(stat) atomic_inc_64(&vdc_stats.stat.value.ui64);
static int
vdev_cache_offset_compare(const void *a1, const void *a2)