svn commit: r343529 - head/sys/riscv/riscv
Mark Johnston
markj at FreeBSD.org
Mon Jan 28 16:23:57 UTC 2019
Author: markj
Date: Mon Jan 28 16:23:56 2019
New Revision: 343529
URL: https://svnweb.freebsd.org/changeset/base/343529
Log:
Remove a redundant test.
The existence of a PV entry for a mapping guarantees that the mapping
exists, so we should not need to test for that.
Reviewed by: kib
MFC after: 3 days
Sponsored by: The FreeBSD Foundation
Differential Revision: https://reviews.freebsd.org/D18866
Modified:
head/sys/riscv/riscv/pmap.c
Modified: head/sys/riscv/riscv/pmap.c
==============================================================================
--- head/sys/riscv/riscv/pmap.c Mon Jan 28 16:18:17 2019 (r343528)
+++ head/sys/riscv/riscv/pmap.c Mon Jan 28 16:23:56 2019 (r343529)
@@ -2655,7 +2655,7 @@ restart:
}
}
l3 = pmap_l3(pmap, pv->pv_va);
- if (l3 != NULL && (pmap_load(l3) & PTE_SW_WIRED) != 0)
+ if ((pmap_load(l3) & PTE_SW_WIRED) != 0)
count++;
PMAP_UNLOCK(pmap);
}
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