Commit 7946d5a5 authored by Anton Blanchard's avatar Anton Blanchard Committed by Benjamin Herrenschmidt
Browse files

powerpc: Make cache info device tree accesses endian safe 



Signed-off-by: default avatarAnton Blanchard <anton@samba.org>
Signed-off-by: default avatarBenjamin Herrenschmidt <benh@kernel.crashing.org>
parent 08bc1dc5

arch/powerpc/kernel/setup_64.c

+5 −5
Original line number Diff line number Diff line
@@ -320,14 +320,14 @@ static void __init initialize_cache_info(void) 
		 * d-cache and i-cache sizes... -Peter

		 */

		if (num_cpus == 1) {

			const u32 *sizep, *lsizep;

			const __be32 *sizep, *lsizep;

			u32 size, lsize;



			size = 0;

			lsize = cur_cpu_spec->dcache_bsize;

			sizep = of_get_property(np, "d-cache-size", NULL);

			if (sizep != NULL)

				size = *sizep;

				size = be32_to_cpu(*sizep);

			lsizep = of_get_property(np, "d-cache-block-size",

						 NULL);

			/* fallback if block size missing */
@@ -336,7 +336,7 @@ static void __init initialize_cache_info(void) 
							 "d-cache-line-size",

							 NULL);

			if (lsizep != NULL)

				lsize = *lsizep;

				lsize = be32_to_cpu(*lsizep);

			if (sizep == NULL || lsizep == NULL)

				DBG("Argh, can't find dcache properties ! "

				    "sizep: %p, lsizep: %p\n", sizep, lsizep);
@@ -350,7 +350,7 @@ static void __init initialize_cache_info(void) 
			lsize = cur_cpu_spec->icache_bsize;

			sizep = of_get_property(np, "i-cache-size", NULL);

			if (sizep != NULL)

				size = *sizep;

				size = be32_to_cpu(*sizep);

			lsizep = of_get_property(np, "i-cache-block-size",

						 NULL);

			if (lsizep == NULL)
@@ -358,7 +358,7 @@ static void __init initialize_cache_info(void) 
							 "i-cache-line-size",

							 NULL);

			if (lsizep != NULL)

				lsize = *lsizep;

				lsize = be32_to_cpu(*lsizep);

			if (sizep == NULL || lsizep == NULL)

				DBG("Argh, can't find icache properties ! "

				    "sizep: %p, lsizep: %p\n", sizep, lsizep);