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Change KM_PUSHPAGE -> KM_SLEEP

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By marking DMU transaction processing contexts with PF_FSTRANS
we can revert the KM_PUSHPAGE -> KM_SLEEP changes.  This brings
us back in line with upstream.  In some cases this means simply
swapping the flags back.  For others fnvlist_alloc() was replaced
by nvlist_alloc(..., KM_PUSHPAGE) and must be reverted back to
fnvlist_alloc() which assumes KM_SLEEP.

The one place KM_PUSHPAGE is kept is when allocating ARC buffers
which allows us to dip in to reserved memory.  This is again the
same as upstream.

Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
This commit is contained in:
Brian Behlendorf
2014-11-20 19:09:39 -05:00
parent efcd79a883
commit 79c76d5b65
65 changed files with 269 additions and 281 deletions
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module/zfs/rrwlock.c
+1 -1
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@@ -103,7 +103,7 @@ rrn_add(rrwlock_t *rrl, void *tag)
{
rrw_node_t *rn;
rn = kmem_alloc(sizeof (*rn), KM_PUSHPAGE);
rn = kmem_alloc(sizeof (*rn), KM_SLEEP);
rn->rn_rrl = rrl;
rn->rn_next = tsd_get(rrw_tsd_key);
rn->rn_tag = tag;