Date: Wed, 24 Dec 2014 17:12:52 +0000 (UTC) From: Ian Lepore <ian@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r276187 - head/sys/arm/arm Message-ID: <201412241712.sBOHCqvW039381@svn.freebsd.org>
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Author: ian Date: Wed Dec 24 17:12:51 2014 New Revision: 276187 URL: https://svnweb.freebsd.org/changeset/base/276187 Log: Eliminate unnecessary references to pte.h internals by using the standard pmap_kenter_temporary() to map pages while dumping. Submitted by: Svatopluk Kraus <onwahe@gmail.com>, Michal Meloun <meloun@miracle.cz> Modified: head/sys/arm/arm/dump_machdep.c Modified: head/sys/arm/arm/dump_machdep.c ============================================================================== --- head/sys/arm/arm/dump_machdep.c Wed Dec 24 16:11:15 2014 (r276186) +++ head/sys/arm/arm/dump_machdep.c Wed Dec 24 17:12:51 2014 (r276187) @@ -160,11 +160,13 @@ static int cb_dumpdata(struct md_pa *mdp, int seqnr, void *arg) { struct dumperinfo *di = (struct dumperinfo*)arg; - vm_paddr_t pa; + vm_paddr_t a, pa; + void *va; uint32_t pgs; size_t counter, sz, chunk; - int c, error; + int i, c, error; + va = 0; error = 0; /* catch case in which chunk size is 0 */ counter = 0; pgs = mdp->md_size / PAGE_SIZE; @@ -194,16 +196,14 @@ cb_dumpdata(struct md_pa *mdp, int seqnr printf(" %d", pgs * PAGE_SIZE); counter &= (1<<24) - 1; } - if (pa == (pa & L1_ADDR_BITS)) { - pmap_kenter_section(0, pa & L1_ADDR_BITS, 0); - cpu_tlb_flushID_SE(0); - cpu_cpwait(); + for (i = 0; i < chunk; i++) { + a = pa + i * PAGE_SIZE; + va = pmap_kenter_temporary(trunc_page(a), i); } #ifdef SW_WATCHDOG wdog_kern_pat(WD_LASTVAL); #endif - error = dump_write(di, - (void *)(pa - (pa & L1_ADDR_BITS)),0, dumplo, sz); + error = dump_write(di, va, 0, dumplo, sz); if (error) break; dumplo += sz;
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