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Date:      Mon, 16 Nov 2015 23:02:34 +0000 (UTC)
From:      Marius Strobl <marius@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r290957 - in head/sys: kern sparc64/include sparc64/sparc64
Message-ID:  <201511162302.tAGN2YE7001284@repo.freebsd.org>

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Author: marius
Date: Mon Nov 16 23:02:33 2015
New Revision: 290957
URL: https://svnweb.freebsd.org/changeset/base/290957

Log:
  - Unbreak dumpsys(9) on sparc64 after r276772
  - While at it, arrange #ifndefs in kern_dump.c more intelligently; it's
    rather confusing to have multiple competing and/or unused functions in
    the kernel.

Modified:
  head/sys/kern/kern_dump.c
  head/sys/sparc64/include/dump.h
  head/sys/sparc64/sparc64/dump_machdep.c

Modified: head/sys/kern/kern_dump.c
==============================================================================
--- head/sys/kern/kern_dump.c	Mon Nov 16 22:50:23 2015	(r290956)
+++ head/sys/kern/kern_dump.c	Mon Nov 16 23:02:33 2015	(r290957)
@@ -66,10 +66,10 @@ static size_t fragsz;
 
 struct dump_pa dump_map[DUMPSYS_MD_PA_NPAIRS];
 
+#if !defined(__powerpc__) && !defined(__sparc__)
 void
 dumpsys_gen_pa_init(void)
 {
-#if !defined(__sparc__) && !defined(__powerpc__)
 	int n, idx;
 
 	bzero(dump_map, sizeof(dump_map));
@@ -80,8 +80,8 @@ dumpsys_gen_pa_init(void)
 		dump_map[n].pa_start = dump_avail[idx];
 		dump_map[n].pa_size = dump_avail[idx + 1] - dump_avail[idx];
 	}
-#endif
 }
+#endif
 
 struct dump_pa *
 dumpsys_gen_pa_next(struct dump_pa *mdp)
@@ -99,20 +99,24 @@ dumpsys_gen_pa_next(struct dump_pa *mdp)
 void
 dumpsys_gen_wbinv_all(void)
 {
+
 }
 
 void
 dumpsys_gen_unmap_chunk(vm_paddr_t pa __unused, size_t chunk __unused,
     void *va __unused)
 {
+
 }
 
+#if !defined(__sparc__)
 int
 dumpsys_gen_write_aux_headers(struct dumperinfo *di)
 {
 
 	return (0);
 }
+#endif
 
 int
 dumpsys_buf_write(struct dumperinfo *di, char *ptr, size_t sz)
@@ -233,6 +237,7 @@ dumpsys_foreach_chunk(dumpsys_callback_t
 	return (seqnr);
 }
 
+#if !defined(__sparc__)
 static off_t fileofs;
 
 static int
@@ -391,3 +396,4 @@ dumpsys_generic(struct dumperinfo *di)
 		printf("\n** DUMP FAILED (ERROR %d) **\n", error);
 	return (error);
 }
+#endif

Modified: head/sys/sparc64/include/dump.h
==============================================================================
--- head/sys/sparc64/include/dump.h	Mon Nov 16 22:50:23 2015	(r290956)
+++ head/sys/sparc64/include/dump.h	Mon Nov 16 23:02:33 2015	(r290957)
@@ -35,7 +35,6 @@
 #define	KERNELDUMP_ARCH_VERSION	KERNELDUMP_SPARC64_VERSION
 #define	EM_VALUE		EM_SPARCV9
 
-void dumpsys_pa_init(void);
 int dumpsys(struct dumperinfo *);
 
 static inline struct dump_pa *
@@ -60,13 +59,6 @@ dumpsys_unmap_chunk(vm_paddr_t pa, size_
 }
 
 static inline int
-dumpsys_write_aux_headers(struct dumperinfo *di)
-{
-
-	return (dumpsys_gen_write_aux_headers(di));
-}
-
-static inline int
 minidumpsys(struct dumperinfo *di)
 {
 

Modified: head/sys/sparc64/sparc64/dump_machdep.c
==============================================================================
--- head/sys/sparc64/sparc64/dump_machdep.c	Mon Nov 16 22:50:23 2015	(r290956)
+++ head/sys/sparc64/sparc64/dump_machdep.c	Mon Nov 16 23:02:33 2015	(r290957)
@@ -55,18 +55,6 @@ extern struct dump_pa dump_map[DUMPSYS_M
 int do_minidump = 0;
 
 void
-dumpsys_pa_init(void)
-{
-	int i;
-
-	memset(dump_map, 0, sizeof(dump_map));
-	for (i = 0; i < sparc64_nmemreg; i++) {
-		dump_map[i].pa_start = sparc64_memreg[i].mr_start;
-		dump_map[i].pa_size = sparc64_memreg[i].mr_size;
-	}
-}
-
-void
 dumpsys_map_chunk(vm_paddr_t pa, size_t chunk __unused, void **va)
 {
 
@@ -89,16 +77,18 @@ int
 dumpsys(struct dumperinfo *di)
 {
 	static struct kerneldumpheader kdh;
-
 	struct sparc64_dump_hdr hdr;
 	vm_size_t size, totsize, hdrsize;
 	int error, i, nreg;
 
-	/* Calculate dump size. */
+	/* Set up dump_map and calculate dump size. */
 	size = 0;
 	nreg = sparc64_nmemreg;
-	for (i = 0; i < sparc64_nmemreg; i++)
-		size += sparc64_memreg[i].mr_size;
+	memset(dump_map, 0, sizeof(dump_map));
+	for (i = 0; i < nreg; i++) {
+		dump_map[i].pa_start = sparc64_memreg[i].mr_start;
+		size += dump_map[i].pa_size = sparc64_memreg[i].mr_size;
+	}
 	/* Account for the header size. */
 	hdrsize = roundup2(sizeof(hdr) + sizeof(struct sparc64_dump_reg) * nreg,
 	    DEV_BSIZE);
@@ -139,7 +129,7 @@ dumpsys(struct dumperinfo *di)
 
 	fileofs = hdrsize;
 	/* Now, write out the region descriptors. */
-	for (i = 0; i < sparc64_nmemreg; i++) {
+	for (i = 0; i < nreg; i++) {
 		error = reg_write(di, sparc64_memreg[i].mr_start,
 		    sparc64_memreg[i].mr_size);
 		if (error != 0)



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