Date: Sat, 17 May 2014 22:05:32 +0000 (UTC) From: Ian Lepore <ian@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org Subject: svn commit: r266369 - stable/10/sys/arm/arm Message-ID: <201405172205.s4HM5WTL035108@svn.freebsd.org>
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Author: ian Date: Sat May 17 22:05:31 2014 New Revision: 266369 URL: http://svnweb.freebsd.org/changeset/base/266369 Log: MFC 264702: Remove uncessary armv6 cache and TLB maintenance ops. Modified: stable/10/sys/arm/arm/pmap-v6.c Directory Properties: stable/10/ (props changed) Modified: stable/10/sys/arm/arm/pmap-v6.c ============================================================================== --- stable/10/sys/arm/arm/pmap-v6.c Sat May 17 22:03:44 2014 (r266368) +++ stable/10/sys/arm/arm/pmap-v6.c Sat May 17 22:05:31 2014 (r266369) @@ -1988,8 +1988,6 @@ pmap_release(pmap_t pmap) { struct pcb *pcb; - cpu_idcache_wbinv_all(); - cpu_l2cache_wbinv_all(); cpu_tlb_flushID(); cpu_cpwait(); if (vector_page < KERNBASE) { @@ -2175,14 +2173,6 @@ pmap_growkernel(vm_offset_t addr) for (; pmap_curmaxkvaddr < addr; pmap_curmaxkvaddr += L1_S_SIZE) pmap_grow_l2_bucket(kpmap, pmap_curmaxkvaddr); - /* - * flush out the cache, expensive but growkernel will happen so - * rarely - */ - cpu_dcache_wbinv_all(); - cpu_l2cache_wbinv_all(); - cpu_tlb_flushD(); - cpu_cpwait(); kernel_vm_end = pmap_curmaxkvaddr; }
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