Date: Thu, 21 Sep 2017 08:20:33 +0000 (UTC) From: Andrew Turner <andrew@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org Subject: svn commit: r323846 - stable/11/sys/arm64/arm64 Message-ID: <201709210820.v8L8KXdf022796@repo.freebsd.org>
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Author: andrew Date: Thu Sep 21 08:20:33 2017 New Revision: 323846 URL: https://svnweb.freebsd.org/changeset/base/323846 Log: MFC r322800: Remove an unneeded call to pmap_invalidate_all. This was never called as the anyvalid variable is never set. Sponsored by: DARPA, AFRL Modified: stable/11/sys/arm64/arm64/pmap.c Directory Properties: stable/11/ (props changed) Modified: stable/11/sys/arm64/arm64/pmap.c ============================================================================== --- stable/11/sys/arm64/arm64/pmap.c Thu Sep 21 08:16:21 2017 (r323845) +++ stable/11/sys/arm64/arm64/pmap.c Thu Sep 21 08:20:33 2017 (r323846) @@ -2335,7 +2335,6 @@ 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. @@ -2343,7 +2342,6 @@ 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); @@ -2430,8 +2428,6 @@ 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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