Date: Tue, 22 Aug 2017 18:20:25 +0000 (UTC) From: Andrew Turner <andrew@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r322800 - head/sys/arm64/arm64 Message-ID: <201708221820.v7MIKPt1034043@repo.freebsd.org>
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Author: andrew Date: Tue Aug 22 18:20:25 2017 New Revision: 322800 URL: https://svnweb.freebsd.org/changeset/base/322800 Log: Remove an unneeded call to pmap_invalidate_all. This was never called as the anyvalid variable is never set. MFC after: 1 week Sponsored by: DARPA, AFRL Modified: head/sys/arm64/arm64/pmap.c Modified: head/sys/arm64/arm64/pmap.c ============================================================================== --- head/sys/arm64/arm64/pmap.c Tue Aug 22 18:15:47 2017 (r322799) +++ head/sys/arm64/arm64/pmap.c Tue Aug 22 18:20:25 2017 (r322800) @@ -2331,7 +2331,6 @@ pmap_remove(pmap_t pmap, vm_offset_t sva, vm_offset_t pd_entry_t *l0, *l1, *l2; pt_entry_t l3_paddr, *l3; struct spglist free; - int anyvalid; /* * Perform an unsynchronized read. This is, however, safe. @@ -2339,7 +2338,6 @@ pmap_remove(pmap_t pmap, vm_offset_t sva, vm_offset_t if (pmap->pm_stats.resident_count == 0) return; - anyvalid = 0; SLIST_INIT(&free); PMAP_LOCK(pmap); @@ -2429,8 +2427,6 @@ pmap_remove(pmap_t pmap, vm_offset_t sva, vm_offset_t } if (lock != NULL) rw_wunlock(lock); - if (anyvalid) - pmap_invalidate_all(pmap); PMAP_UNLOCK(pmap); pmap_free_zero_pages(&free); }
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