[PATCH] ppc64: Rename msChunks structure

Rename the msChunks struct to get rid of the StUdlY caps and make it a bit
clearer what it's for.

Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Paul Mackerras <paulus@samba.org>

arch/ppc64/kernel/head.S

@@ -96,12 +96,12 @@ END_FTR_SECTION(0, 1)
 	.llong hvReleaseData-KERNELBASE
 
 	/*
-	 * At offset 0x28 and 0x30 are offsets to the msChunks
+	 * At offset 0x28 and 0x30 are offsets to the mschunks_map
 	 * array (used by the iSeries LPAR debugger to do translation
 	 * between physical addresses and absolute addresses) and
 	 * to the pidhash table (also used by the debugger)
 	 */
-	.llong msChunks-KERNELBASE
+	.llong mschunks_map-KERNELBASE
 	.llong 0	/* pidhash-KERNELBASE SFRXXX */
 
 	/* Offset 0x38 - Pointer to start of embedded System.map */

arch/ppc64/kernel/iSeries_setup.c

@@ -415,20 +415,20 @@ static void __init iSeries_init_early(void)
 	DBG(" <- iSeries_init_early()\n");
 }
 
-struct msChunks msChunks = {
+struct mschunks_map mschunks_map = {
 	/* XXX We don't use these, but Piranha might need them. */
 	.chunk_size  = MSCHUNKS_CHUNK_SIZE,
 	.chunk_shift = MSCHUNKS_CHUNK_SHIFT,
 	.chunk_mask  = MSCHUNKS_OFFSET_MASK,
 };
-EXPORT_SYMBOL(msChunks);
+EXPORT_SYMBOL(mschunks_map);
 
-void msChunks_alloc(unsigned long num_chunks)
+void mschunks_alloc(unsigned long num_chunks)
 {
 	klimit = _ALIGN(klimit, sizeof(u32));
-	msChunks.abs = (u32 *)klimit;
+	mschunks_map.mapping = (u32 *)klimit;
 	klimit += num_chunks * sizeof(u32);
-	msChunks.num_chunks = num_chunks;
+	mschunks_map.num_chunks = num_chunks;
 }
 
 /*
@@ -468,7 +468,7 @@ static void __init build_iSeries_Memory_Map(void)
 
 	/* Chunk size on iSeries is 256K bytes */
 	totalChunks = (u32)HvLpConfig_getMsChunks();
-	msChunks_alloc(totalChunks);
+	mschunks_alloc(totalChunks);
 
 	/*
 	 * Get absolute address of our load area
@@ -505,7 +505,7 @@ static void __init build_iSeries_Memory_Map(void)
 	printk("Load area size %dK\n", loadAreaSize * 256);
 
 	for (nextPhysChunk = 0; nextPhysChunk < loadAreaSize; ++nextPhysChunk)
-		msChunks.abs[nextPhysChunk] =
+		mschunks_map.mapping[nextPhysChunk] =
 			loadAreaFirstChunk + nextPhysChunk;
 
 	/*
@@ -571,7 +571,8 @@ static void __init build_iSeries_Memory_Map(void)
 				     (absChunk > hptLastChunk)) &&
 				    ((absChunk < loadAreaFirstChunk) ||
 				     (absChunk > loadAreaLastChunk))) {
-					msChunks.abs[nextPhysChunk] = absChunk;
+					mschunks_map.mapping[nextPhysChunk] =
+						absChunk;
 					++nextPhysChunk;
 				}
 			}

include/asm-ppc64/abs_addr.h

@@ -17,18 +17,17 @@
 #include <asm/prom.h>
 #include <asm/lmb.h>
 
-struct msChunks {
+#ifdef CONFIG_MSCHUNKS
+
+struct mschunks_map {
         unsigned long num_chunks;
         unsigned long chunk_size;
         unsigned long chunk_shift;
         unsigned long chunk_mask;
-        u32 *abs;
+        u32 *mapping;
 };
 
-extern struct msChunks msChunks;
-
-
-#ifdef CONFIG_MSCHUNKS
+extern struct mschunks_map mschunks_map;
 
 /* Chunks are 256 KB */
 #define MSCHUNKS_CHUNK_SHIFT	(18)
@@ -52,10 +51,10 @@ static inline unsigned long chunk_offset(unsigned long addr)
 
 static inline unsigned long abs_chunk(unsigned long pchunk)
 {
-	if (pchunk >= msChunks.num_chunks)
+	if (pchunk >= mschunks_map.num_chunks)
 		return pchunk;
 
-	return msChunks.abs[pchunk];
+	return mschunks_map.mapping[pchunk];
 }
 
 /* A macro so it can take pointers or unsigned long. */